Why does my GMC Yukon engine not start?

GMC Yukon: Engine Cranks → Won’t Start There are a lot of issues that can cause your Yukon to crank, but not start. The engine needs air, fuel, and a spark in order to run. It is highly likely that if the engine is cranking, but not starting that it has thrown an OBDII code.

Where is the fuse box located in a GMC Yukon?

The underhood fuse/relay center is located in the rear of the engine compartment near the brake fluid reservoir. GMC Yukon – fuse box – engine compartment *1 — Gasoline Engine and Fuel Injection Rail #2. *2 — Gasoline Engine and Fuel Injection Rail #1. *3 — Gasoline Engine; Oxygen Sensors. *4 — Gasoline Engine; Oxygen Sensors. *5 — PCM Ignition

Where is the underhood fuse / relay center located?

The underhood fuse/relay center is located in the rear of the engine compartment near the brake fluid reservoir. *1 — Gasoline Engine and Fuel Injection Rail #2.

Is there a power steering leak in my GMC Yukon?

Description: GMC: HYDRAULIC POWER STEERING LEAK AT HOSE CONNECTION TO STEERING RACK. ALL POTENTIAL LEAKS SHOULD BE COMPLETELY CLEANED AND INDENTIFIED BEFORE ATTEMPTING TO REPAIR OR REPLACE ANY POWER STEERING COMPONENTS.

Why does my GM car say no start no crank?

How to diagnose a no start no click on GM vehicle. If you have a late model GM vehicle and turn the key only to hear nothing, you’ll most likely think you have a dead battery—and you may. But a no start, no crank, no click condition can be far more involved than that.

What kind of warning lights are on a GMC Yukon?

They are roughly ordered by importance, which tends to be by color (red, amber, yellow, orange, green, blue, gray). There are over 40 of them, so search carefully! Models examined include Acadia, Savana, Sierra, Terrain, and Yukon.

Why does my GMC Silverado have no crank?

This is a fix for a known electrical issue with the 2003-2007 C/K series GM Trucks where a bad ground causes multiple issues. Such as no start, no crank, intermittent no gauges, and sometimes the theft light would stay on, and the parking lights would stay on.

What are the symptoms of a bad crankshaft position sensor?

Cost of Replacing a Bad or Failing Crankshaft Position Sensor. Common signs of a faulty crankshaft position sensor include issues starting the vehicle, intermittent stalling, and the Check Engine Light coming on. Our certified technicians can come to you and diagnose the problem.

Is there a 2007 Sierra that won’t start?

I have a 2007 Sierra that won’t start. When I turn the key on all the lights on the dash come on and the radio works. 2007 Sierra: that wont start..dash come..radio works..start position… I have a 2007 Sierra… I have a 2007 Sierra that won’t start. When I turn the key on all the lights on the dash come on and the radio works.

Are there any problems with the GMC Yukon?

GMC Yukon owners have reported 15 problems related to car will not start (under the electrical system category). The most recently reported issues are listed below. Also please check out the statistics and reliability analysis of GMC Yukon based on all problems reported for the Yukon.

What kind of car does GMC Yukon XL 1500?

Tl- the contact owns a 2001 GMC Yukon xl 1500. The contact stated that while driving at various speeds, there would be a burning smell. The contact also stated that while refueling the vehicle and attempting to start the vehicle, the vehicle would not start.

Can a bad ECM cause a car to not start?

Of course, there are other reasons a car may not start, including a bad starter or a blown alternator. If you’ve replaced these parts and your car won’t start, your ECM is the most likely cause. Once again, you’ll need to take your car to a mechanic to be sure.

Can a new starter cause an ECM to fail?

Installing a new starter can also cause ECM failure. This is because they often bypass the surge protector on the ECM, leading to a power surge when you start the vehicle. The same thing can happen if you get your wires crossed while jumping your car. A failing battery can also cause ECM failure.

Can a knock sensor cause a car ECM to fail?

There’s also a knock sensor on the engine itself. While these sensors aren’t likely to cause any catastrophic problems, failures in these areas can cause your ECM to make unnecessary adjustments that affect your car’s performance. In these cases, though, the problem is usually with the sensors, and not with the ECM.

Why does my GMC Denali run rough in the morning?

I have a 2001 gmc denali that runs rough in the morning – usually after it rains or sits (with humid weather). SES light blinks and code indicates all cylinders missing. Problem goes away after running 10-15 minutes (engine heats up). Dealer can’t figure it out – recent wires and plugs done.

Why does my GM V8 engine misfire when cold?

Because, GM V8 engines are very prone to a rough idle and engine misfire when cold. The check engine light may also come on, with codes P0300, P0171 and PO174. But, as the engine warms up, the engine misfire or rough idle tends to go away; which seems confusing.

What was the problem with my 2001 Yukon XL Denali?

I love my 2001 Yukon xl Denali with over 130,000 miles but having some starting problems. The initial problem was taking several tries to start, when after it seemed a clog was cleared and the engine banged loudly once it would clear and start and be ok for the rest of the day, but a little more difficult in colder weather.

What causes a GMC truck to turn over but not start?

If the engine starts up normally after doing that, it means that fuel pressure is bleeding off and the fuel pump needs to prime the lines before it can start. It can bleed off from one of two places. 1. Fuel pressure regulator has an internal leak, and fuel is bleeding off back to the tank though the return line. 2.

Are there any problems with the GMC Yukon Denali?

Issues now the dealer has not been able to rectify after numerous trips to them. Traction Active engages randomly even though unit is not slipping causing no power and just revs, not good when taking a left at a light! Have to take foot off of gas.

What causes heated seat light to go off in GMC Yukon?

Also when the drivers heated seat button gets pushed loud buzzing noise, causes rear drivers passenger door light to come on buzzing goes away and heated seat shuts off, on passenger side too.

How many hours does GMC Yukon Denali have?

The DVD Navigation/radio resets, the DVD Entertainment system in the back resets, the speakers sound like they “pop” as if the audio stream is interrupted, and all lights inside do a quick on/off reset. Even the engine hours reset a couple of years ago. It currently shows 1000 hours but should be over 2000 hours by now.

What to do if your fuel pump won’t turn over?

Replaced fuel pump turns over like new but won’t start fu… Replaced fuel pump new engine but still won’t turn over what else could it be My car has 157000 miles. My car has an automatic transmission. Of course, confirm that the engine immobilizer system (security system) is not activated thus preventing the car from starting.

What causes a fuel pump to not ignite?

If there is fresh fuel being delivered by the injectors (not just “to” the injectors) and the ignition system is working, that means that the air fuel ratio of the mixture delivered to the cylinders is so far off that the mixture just won’t ignite.

Do you need to replace fuel filter when replacing fuel pump?

The fuel level sensor is a separate component attached to the fuel pump. This part does not always come with the fuel pump and sometimes is not interchangeable with aftermarket fuel pumps. Chevrolets have a common issue with fuel filters getting clogged. You always want to replace the fuel filter when replacing the fuel pump.

Why does my truck not start after a fuel pump replacement?

WELL I COULD HERE IT COME ON BUT NO GAS COMING OUT OF THE FUEL LINE WHERE I DISCONNECTED THE FUEL FILTER LINE TO CHECK IF IT WAS PUMPING GAS TO THE ENGINE AND NO LUCK !!!! SO HERE IS THE DEAL ON THIS PROBLEM WELL TWO OF THE WIRES WERE CROSSED !!!!

Why does my son’s GMC Sonoma not start?

I have a huge favor and I’m stuck my son has a 2003 gmc Sonoma pulled into our driveway went to start it back up it would not start checked everything and it seem to be the fuel pump so we purchased a new fuel pump and we still can’t get it to start we have replaced the control module and it still won’t start any buddy have any ideas

Where does the gas go after a fuel pump replacement?

IT SAID GRAY FROM MY OLD HARNESS GOES TO THE SMALL BLACK WIRE TO NEW HARNESS WHICH WAS WRONG !! SO WHEN I REWIRED IT GRAY TO GRAY ! IT PUMPED GAS RIGHT THRU THE FUEL LINE GOING TO THE FUEL FILTER LINE RIGHT AWAY !!

What to do if your crankshaft sensor is not working?

Issues with the crankshaft sensor can quickly lead to problems that affect the drivability of the vehicle. For this reason, if you suspect your crankshaft position sensor has an issue, have the vehicle inspected by a professional technician right away. They will be able to diagnose your car and replace your crankshaft position sensor if necessary.

Why does my car not start when I crank the engine?

If the engine doesn’t crank, or makes an unusual noise when cranking, you may have a starting system problem. The car’s security system may have made an error that disabled the fuel or ignition system, or the chip in the key may have failed.

What to do if your Tahoe Yukon won’t crank?

The kicker- To fix it, I disconnect the negative battery lead for a minute, then reconnect it, and it fires right up. No codes, No nothing. WTF?

Is the battery on my Tahoe Yukon good?

No codes. Ok. So the hoe has done this twice now recently (last 7 days). I turn the key, all the dash lights light up, but the starter will not engage. The battery shows good voltage on the meter.

What should I do if my gas gauge is not working?

Note that some self-test steps may stop the gas gauge at 1/4, 1/2, and 3/4, as well. Fuel sender test. The fuel sender test should be conducted when the tank is lower than HALF, to prevent fuel splashing. Start by making sure the plug is clean, dry, and free of corrosion. Make sure the pins are straight and that the connector is fully seated.

Why does my gas gauge keep pegging full?

The gas gauge might interpret voltage feedback from a dead sender as FULL or EMPTY, consequently pegging the gauge no matter the actual fuel level. Circuit Problems can cause the gas gauge to stop functioning normally.

Why does my Yukon XL turn one way?

A bad valve in the booster can cause issues turning left (there was a recall for this). So there brake system is full of brake fluid but the ps fluid adds the assist using the ps system. It is obvious by your post that you do not understand the system. My 1500 yukon xl has hydro boost.

Why does my GM Truck shut down while driving?

At a dead stop. It would crank over, but not start. Ran the battery dead trying to crank it. My dad came to help, charged the battery, and it started right up. It sounds wierd but this is what its doing.

What causes a GM truck to lose power?

If your GM truck occasionally loses the ability to accelerate and warns you of reduced engine power, that could be caused by a faulty throttle body. While not common, this issue can interfere with your engine function and cause your vehicle to lose power anywhere from once in a while to several times in a day.

How to troubleshoot a no start GM 4.3L pick up?

Testing a Cranks but Does Not Start condition on your GM 4.3L, 5.0L, 5.7L pick up, van or SUV is not that hard to do, if you have a solid diagnostic strategy. In this article I’ll show you the basics of testing such a problem.

Why is the battery on my JumpStart not working?

It will not last forever. At some point, usually between the three-year and five-year mark from new, your battery will wear out and need replacing. Another possible cause is a defective cell or a short circuit within the battery.

Why does my car not start after a jump?

When your starter stops working, it can’t “crank” the engine to get it started. Clicking or grinding sounds are clues that your starter might be the reason your car won’t start after a jump.

What happens when there is no power to the starter motor?

If there’s no power to the starter motor but power everywhere else you’d hear a “click!” noise when you turned to start but nothing else – ie. no whirring or cranking noises.

What’s the cost of a GMC Yukon no start?

The average cost for a GMC Yukon No Start Diagnosis is between $88 -$111. Learn More Car wont start… Lights and everything else comes on but the car wont crank at all At times will not start no crank or nothing,but some days it would start like everything is normal.

Why is my Yukon Denali security light not working?

2002 Yukon Denali security light is blinking and won’t start !! My battery has been bad for a while making me jump it for the last couple of months !! Could the battery have caused this ??

Is there a way to fix a GMC Yukon?

Only way to get started is to leave alone for 24 hours. Have had good luck so far by waiting for the security light to go out before starting. That can’t fix it yet after 3 stations and a dealership tried.

Why is my spark plug not working on my car?

It’s a common response when your car experiences some crankshaft position sensor symptoms. Failing sensor cannot provide correct information about the piston position, causing one of the cylinders to misfire. An issue with the spark plug will also draw the same response.

What happens to the crank sensor on a GMC?

The crankshaft sensor on GMC vehicles is synced to the powertrain control module, or PCM. When the crank sensor is replaced, it must be resynced to the PCM. Without resyncing, the PCM cannot properly determine the position of the crankshaft.

What should I do if my fuel filter is bad?

Most fuel filters are relatively inexpensive and easy to change. If you suspect that your vehicle’s fuel filter may need to be replaced, have the vehicle inspected by a professional technician, to determine if the component should be replaced.

Why does my check engine light come on when my fuel filter is bad?

Check Engine Light Comes On Fuel filter problems can also cause the Check Engine Light to come on. Some vehicles come equipped with fuel pressure sensors that monitor the pressure of the overall fuel system. A clogged fuel filter may cause low pressure, which will set off the Check Engine Light to alert the driver — if detected by the sensor.

What causes a fuel pump to go bad?

4. Damaged Fuel Pump. If you notice damage to your fuel pump, it may be caused by a restricted fuel filter. The clogged fuel filter puts too much pressure on the fuel pump and prevents the proper amount of fuel in the fuel tank from reaching the engine.

Can a clogged fuel filter cause low engine pressure?

Some vehicles come equipped with fuel pressure sensors that monitor the pressure of the overall fuel system. A clogged fuel filter may cause low pressure, which will set off the Check Engine Light to alert the driver — if detected by the sensor.

What causes the fuel pump to not start?

The fuel pump is running and delivering normal pressure to the engine But, with all that working your engine still will not start. So, the most likely cause, is that the fuel injectors are probably not opening. The (PCM) uses the trigger signal from the crankshaft position sensor; and/or camshaft position sensor to pulse the injectors.

Why does my Chevy Spark Plug not start?

Chevrolets have a common issue with fuel filters getting clogged. You always want to replace the fuel filter when replacing the fuel pump. This could cause the concern you are having. It may seem as you are getting enough fuel from the pressure regulator but if the pressure from the fuel tank is not correct, it will still not start.

What makes an engine not start or run?

All engines require three things to start and run: spark, fuel and compression. If any one of these is missing, your engine will not start. The fuel pump is running and delivering normal pressure to the engine

How to reset the security for a 1996 GMC?

Sanstrom has undergone advanced automotive training at the Dunwoody College of Technology, holds an Associate of Arts in general studies from Century College and has more than 10 years of experience in all aspects of automotive repair and diagnosis. How to Reset the Security for a 1996 …

How often does a GMC Yukon engine die?

Engine cranks, briefly… Engine cranks, briefly starts and then dies. The engine cranks over, the engine will start and within one second the engine dies. This occurs once every other month. Took it to dealer for a major tune up and it still happens.

What kind of car is Silverado no crank no start?

Mine is a 5.3V8 2006 and I used the truck without issue just yesterday. Many starts as I moved firewood into the house from the store. Later ran out to the neighbour’s place and finally parked it, leaving the battery on charge. Daytime high was around -14C This morning the battery is fully charged but my attempt to start was defeated.

What does no start no crank no click mean?

If you have a late model GM vehicle and turn the key only to hear nothing, you’ll most likely think you have a dead battery—and you may. But a no start, no crank, no click condition can be far more involved than that. In the old days, power flowed through the ignition switch and down to the starter solenoid. Not anymore.

How to reset anti theft system on GMC Yukon Denali?

Attempt to start the engine, then release the key to ON, vehicle will not start. Observe the SECURITY telltale, after approximately 10 minutes the telltale will turn OFF, the vehicle is now ready to relearn the Passlock ™ Sensor Data Code and/or password on the next ignition switch transition from OFF to CRANK.

Why does my GM Truck not start up?

If they don’t sweep ok then suspect a faulty cluster. To do the sweep test it needs to go to a GM dealer though. The gages not being accurate is common on the older year trucks and a cluster is the fix (along with programming the new cluster using GM software).

What is the code for Crank no start?

Come along with Eric O. at the SMA shop as he has a look at this 2009 Chevrolet 1500 5.3 that was towed in as a crank no start. It has a code stored in it U0109 for “loss of communication with fuel pump control module.” You can follow along with Eric O. as he brings you along and diagnosis the FPCM.

Can you bypass Passkey 3 on a GMC 1500?

CHEVY/GMC 1500,2500,3500 – YouTube PASSKEY 3/SECURITY SYSTEM BYPASS! No start issue? CHEVY/GMC 1500,2500,3500 If playback doesn’t begin shortly, try restarting your device. Videos you watch may be added to the TV’s watch history and influence TV recommendations. To avoid this, cancel and sign in to YouTube on your computer.

What are the climate controls on a 2004 GMC Sierra?

My 2004 has dual climate controls. The passenger side will blow heat but the driver side won’t. it blows cold but not hot. i just replaced the control … read more Vocational, Technical or Tra… I have a 2004 GMC Sierra that has dual climate controls. The passenger side works in both hot cold and blended postions. The driver side … read more

Where is the dual climate control unit on a Chevy Silverado?

It fixed itself once (ha ha) but I turned the temp adjuster up on the driver”s side … read more 2004 Chevrolet Silverado Crew Cab w/5.3 L Dual climate zone control unit blows cold ac on passenger side and hot air on driver side and rear When the A/C is on.

What kind of AC does a GMC Envoy have?

02 gmc envoy 4.2L The a/c isn’t blowing cold inside. It’s 02 gmc envoy 4.2LThe a/c isn’t blowing cold inside. It’s blowing hot. Just replaced ac compressor and drier. Compressor comes on and runs , drier … read more Man I’m working on a 2005 Chevrolet suburban K 1500. The Hey man I’m working on a 2005 Chevrolet suburban K 1500.

Why does my Avalanche keep cranking the starter?

Yes if by the start position you mean the position the key is in when the starter is cranking. I do not know how long it would keep cranking because I quickly move the key back out of concern it might damage the starter or something else. The frustrating thing is it only does it SOMETIMES and it has never done it yet when a mechanic has tried it.

What’s the difference between no start and no crank?

It’s important to know that a no crank and a no start condition are not the same thing since this article only concentrates on testing a no start condition. In layman’s terms, a No Start Condition means that your vehicle’s starter motor is cranking the engine but the engine is not starting.

What does it mean when your car says no crank?

A No Crank Condition means that the engine is not turning over when you turn the key to crank the engine. The most common problem, that causes this condition is a failed starter motor. The most common problem, that causes this condition is a failed starter motor.

What did my 02 Yukon XL die of?

Last summer my 02 yukon XL died while my wife was driving, she said it would lose power, and die, it restarted a couple of time, drive for a few miles, the same thing. we replaced the fuel filter, and got it home, test fuel pressure, all seemed okay.

How much does a GMC Yukon engine hesitate?

GMC Yukon Engine hesitates during acceleration Inspection costs $89 on average. It can be frustrating for any driver to expect certain acceleration from their vehicle only to find that the vehicle seems to be hesitant while speeding up.

How to fix a Denali XL low oil pressure?

7) Remove the wire harness at the front of the oil pan. It has a bolt on the driver side that secures it and then it slides drive-side out. 3 clips will be there that hold the starter motor and other wires in the harness. Remove them carefully to be reused again.

Where is the oil pump on a Denali XL?

11) With pan out, you will see the pickup tube. It is secured with 2 12mm bolts to the bottom of the engine and 1 10mm bolt up front to the actual oil pump. Don’t strip any of these, if you can. Especially the one up front as it is in a tight location.

What kind of rating does GMC Yukon XL have?

In government crash tests, the 2008 GMC Yukon XL was awarded five stars for protecting the driver and passenger in a frontal collision. For such a big truck, the 2008 GMC Yukon XL is fairly quick, particularly in Denali guise.

How much horsepower does a Yukon XL 1500 have?

Its 6.0-liter V-8 drives a six-speed automatic transmission for 2008. When properly equipped, the Yukon XL 1500 can tow up to 8,100 pounds. The horsepower leader is the 6.2-liter V-8. It utilizes variable-valve timing but lacks cylinder deactivation; it develops 380 hp and 417 pounds-feet of torque.

How many passengers can a GMC Yukon XL hold?

The 2008 GMC Yukon XL is only slightly smaller than Rhode Island, can sustain a population of up to nine passengers (but probably no moose) and is typically driven on long treks collecting children from school and seeking furniture from Ikea.

Where did the GMC Yukon XL get its name?

Plus, its high-end Denali trim level is named after a mountain in Alaska, which is right next to the Yukon Territory. So basically, the similarities are endless.

What causes an engine to start but not run?

An engine will start but not run when the fuel runs out . If the fuel pressure is not strong enough the car will stall out . Was this answer helpful? sailer342 , Stalling issues bad sensors TPS, MAP, MAF, IAC, O2, failing knock senor, faulty injectors, dirty throttle body, EGR valve, vacuum leak, failing fuel pump, etc.etc..

What to do if your truck wont start?

To avoid throwing guesses and parts at your truck, have the truck scanned for trouble codes as a first step. Some of the auto parts suppliers offer free code reading like Pepboys, Nappa, Advanced auto parts,etc and some of the guys are very knowledgeable and may have seen the issue often and put you on the right track.

Why is my fuel pump not working when I replace it?

The concern with the fuel gauge is a common issue when replacing the fuel pump. The fuel level sensor is a separate component attached to the fuel pump. This part does not always come with the fuel pump and sometimes is not interchangeable with aftermarket fuel pumps. Chevrolets have a common issue with fuel filters getting clogged.

Where to check for no start fuel pump?

The first thing you want to do is check the fuse panel to see if the fuse is blown. If your car has two fuse panels than the one in the engine compartment; should be the correct one to check. The fuse panel or circuit box is usually located near the battery; and is a small black box with a removable lid.

What should I do if my fuel pump is not working?

Fuel pump breakers usually have a button on top that pops up when it trips. Simply push this button back in until it clicks. Check the owner’s manual for the exact location. Fuel Pump Testing – If the fuse is good and the circuit breaker is not tripped; then the engine is not getting fuel pressure.

Why does my GMC Sierra engine not start?

It seems this can also be caused by faulty APP (Accelerator Pedal Position) sensor. First I would check the INJ1 and INJ2 fuses in the under the hood fuse box.

What does it mean when your GMC Sierra won’t start?

The first and most common is when it won’t turn over. This just means that the engine doesn’t move when you turn the key. The second way that your Sierra won’t start is when the engine turns when you engage the starter, but it won’t fire and run on its own.

What’s the problem with my GMC Yukon Denali XL?

Have a 2009 Denali XL with many of the same issues identified here EXCEPT doors locking and unlocking and the rear window thing. Been fighting the gremlins for almost 3 years. Originally I though I had it narrowed down to a broken battery post in the battery when I seemed to be able to wiggle the posts and got everything to work.

When did the GMC Yukon Denali battery go dead?

We purchased this 2010 Yukon used in March 2011 with about 18K miles. This summer the battery went dead while the back was open while loading the vehicle after a camping trip. I have since shut off the dome lights when loading/unloading to eliminate the issue.

What’s the voltage on my GMC Yukon Denali?

I noticed last night while driving that my headlights would get brighter and the voltage meter would increase above 15 volts. The lights would dim and the volt meter would drop back to 14 volts.

When did my GMC Yukon Car not start?

November 13, I went out to start my 2008 Yukon and the lights, door locks, and cd player began to flicker and then shut off. The gauges also began to flicker erratically, then the car would not start.

What to do if your GMC Yukon security light goes out?

It has happened 2 x in the past 9 months, it reset by putting key in door to open it instead of the key chain unlock. Security light goes on more frequently now. Starts dies instantly. Only way to get started is to leave alone for 24 hours. Have had good luck so far by waiting for the security light to go out before starting.

Is there a problem with my Chevy Silverado?

Cold Hard CHEVY Start Problem Solved! Chevrolet Silverado Express Suburban Tahoe GMC – YouTube Cold Hard CHEVY Start Problem Solved! Chevrolet Silverado Express Suburban Tahoe GMC If playback doesn’t begin shortly, try restarting your device. Videos you watch may be added to the TV’s watch history and influence TV recommendations.

What to do if your Chevy Silverado won’t start?

Cold Hard CHEVY Start Problem Solved! Chevrolet Silverado Express Suburban Tahoe GMC If playback doesn’t begin shortly, try restarting your device. Videos you watch may be added to the TV’s watch history and influence TV recommendations. To avoid this, cancel and sign in to YouTube on your computer.

Why does my GM Truck start so cold?

Look up piston slap to study it more its mostly from the short piston skirts that allow the piston to rock around more when cold. Also different oils help, i run moble 1 truck 5w30 in my truck with 116k on it. I have heard that gm top end cleaner and the 3m kits work well.

Is it hard to start a GMC Sierra?

I have a 2011 GMC Sierra SLE 5.3 LC9. Recently it has been hard starting after it sits a while. The truck is stored inside at about 60 degrees. It seems to crank for about 6-7 seconds and then when it finally fires seems to stumble until it finds idle. It almost seems to be too rich.

How often does my GMC Truck turn over?

So far this has been the case pretty much every time i am starting the truck cold. I’ll try to start it and it will turn over for about 3-4 seconds (have tried a bit longer, still no go) then i’ll stop and try to start it again, and the second time it fires right up.

Why does my GMC Truck idle rough in the morning?

So the past couple months I’ve noticed my truck has a really rough idle in the mornings when it is cold out, to the point where it has even died before. I just replaced the plugs about 3 months back and it ran fine after, people have told me things like it is the o2 sensors to the cat is plugged up to my fuel filter is bad.

Why does my GM 4.3L engine not start?

No Start Condition Basics There are three very basic components that the engine, in your GM vehicle, needs to start and they are: Air, Fuel and Spark. When your 4.3L, 5.0L or 5.7L GM vehicle cranks but does not start, it’s because one of these components is missing from the mix.

What kind of Chevy truck won’t start?

In this video we encounter a condition where a 2002 Chevy Silverado ( Similar to GMC Sierra ) pickup has a symptom of the engine cranks over but won’t start…. In this video we encounter a condition where a 2002 Chevy Silverado ( Similar to GMC Sierra ) pickup has a symptom of the engine cranks over but won’t start….

What kind of engine does a 99 Yukon have?

My 99 Yukon with Vortec 5.7L suddenly won’t run. It cranks over fine, starts in about 1 second (normal), but then dies 2-3 seconds later. Giving it a little bit of throttle while starting doesn’t make any difference.

Why does my GM pickup engine not start?

How To Test The Fuel Pump On GM TBI Fuel Systems (for throttle body fuel injection fuel system equipped vehicles). A failure in one of the Passlock system’s components will cause the engine to start and then stall after a few seconds. This is due to the fact that the PCM, in your GM pickup or SUV, has disabled the fuel injectors.

What kind of gas mileage does a GMC Yukon get?

For some buyers, the big news about the 2008 GMC Yukon Hybrid will be fuel economy. GMC achieved EPA ratings of 21 mpg city/22 mpg highway for the Yukon Hybrid two-wheel-drive model.

What makes the GMC Yukon Hybrid so special?

The exterior has been aerodynamically refined with special features that help the Yukon Hybrid slip through the air more easily. Inside, the Yukon Hybrid is equipped much like the premium Yukon Denali, but the instrument panel is unique, as are the lightweight leather-trimmed front seats.

Where was the GMC Yukon Denali last serviced?

Mileage: 221,767 miles Body Type: SUV Color: Black Engine: 8 Cyl 6.2 L Accident reported. Purchased on 09/28/07 and owned in NY until 01/21/21. Driven an estimated 13,018 miles/year. Last serviced at 121,406 miles in Poughkeepsie, NY on 07/27/15 • Vehicle serviced • Engine checked • Outside door handle replaced • Window switch replaced.

How many miles does a GMC Yukon Denali drive?

1st owner drove an estimated 10,436 miles/year • 2nd owner drove an estimated 0 miles/year • 3rd owner drove an estimated 9,182 miles/year • 4th owner drove an estimated 15,429 miles/year • 5th owner drove an estimated 0 miles/year • 6th owner drove an estimated 8,482 miles/year.

What to do if your GMC Yukon key fob is dead?

Videos you watch may be added to the TV’s watch history and influence TV recommendations. To avoid this, cancel and sign in to YouTube on your computer. GMC key fob battery replacement. An error occurred while retrieving sharing information. Please try again later. Visit our website.

What was the name of the car that wouldn’t start?

I stop for gas at the chevron station on 98th Ave, after fueling, the car would not start. Reminder, this is a 2016 denali. I had a female associate with me and we had an appointment in san framsico at 8:30pm.

Why does my car not start when I Turn on the starter?

If the starter does not make any noise when the key it turned to crank over the engine, you have an issue with the fuses, or the circuit. You may also have another engine issue that the computer has detected (maybe that caused the stalling?), and it may be stopping the engine from being started.

Why did my GMC Yukon Denali shut down?

The contact owns a 2003 GMC Yukon denali. While driving at approximately 65 mph, the engine shut down completely with no prior warning. The contact was able to get the vehicle to the side of the road and had it towed to an authorized dealership. The dealer stated that although not certain, the fuel tank could have caused the failure.

Why are my GMC Yukon brakes not working?

Vehicle brakes would not operate properly, increased braking effort and message displayed on instrument cluster �service brake system�. This is the 4th time a beake issue has been experienced with a gm suburban/yukon vehicle. First 3 were on our 2017 Chevrolet suburban premier.

What happens when the engine shut off without warning?

Car engine shut off with no warning, I started the car, drove about 50 yards to a stop sign, stopped, started to pull away and the engine completely died. No warning lights. I was halfway into the street. I put the car into park and was able to start it again.

What causes a car to not start with no spark?

Without spark, the engine will Crank but Not Start. The ignition system of the GM vehicles covered by this article use a distributor type system. In my experience, the most common component failures, of the ignition system that cause a No Start No Spark Condition are: Distributor cap. Crank sensor.

Check out our GMC Yukon overview to see the most problematic years, worst problems and most recently reported complaints with the Yukon.

2002 Yukon Denali security light is blinking and won’t start !! My battery has been bad for a while making me jump it for the last couple of months !! Could the battery have caused this ??

Where is the back up button on a GMC Yukon?

It has bucket seats and the back up location is in a cup holder, nearly identical to the Yukon above. They are side by side (right) and the left side cup holder is used. As always, face the buttons up and with the vehicle in Park or Neutral, press the brake pedal and the Start / Stop ignition button as normal.

How do you adjust the liftgate on a Yukon Denali?

1. Turn the Power Liftgateknob to the 3/4 mode position. 2. Open the liftgate. 3. Adjust the liftgate manually to the desired height. 4. To save the setting, press and hold the button next to the liftgate latch for 3 seconds. The turn signals will flash when the setting is saved. See Keys, Doors and Windows in your Owner Manual.

Can a bad ECM cause a stick shift?

The ECM doesn’t control the transmission on a stick shift, so if you’re having problems with your five-speed, it’s the transmission. If you’ve done numerous repairs on the transmission and replaced your automatic transmission fluid and you’re still having problems, the ECM could be at the root of your problems.

Is there a GMC Sierra that won’t start?

I have a 2010 GMC Sierra 2 door pick up that won’t start ans is saying to service theft deterant system. I replaced the battery and the truck started and ran fine. No it won’t start again. Any ideas?

Why does my GMC engine start but not run?

Repair guides and support for cars, trucks, and SUVs manufactured by GMC. Answered! View the answer I have this problem too Is this a good question? An engine will start but not run when the fuel runs out .

Why does my 2005 E-350 won’t start?

The cause, starter would turn but the computer would not let the truck fire unless it saw “x” voltage. Probably not the case, but, it is an easy check and there is alot of vibration up there. Cowdoc – I had the same issue on my 2004 E-350, 6.0L. The problem continued from about 75,000 miles to 121,000 miles.

What kind of engine cranks but won’t start?

Last evening after driving all day as usual, made one last stop (1/2) hour, left the barn and jumped in truck to go home- engine cranks mightily but won’t start – arggh!

What should I do if my crank sensor goes bad?

Activate all 8 fuel injectors to start spraying fuel into the cylinders. Maintain the fuel pump activated after its initial start. With fuel and spark now present, the engine now starts. The most important thing to know, is that if the crank sensor goes bad, your 4.8L, 5.3L, 6.0L GM vehicle vehicle will ‘Crank but Not Start’.

Why does my 5.3L V8 wont start?

5.3L WAS RUNNING FINE WENT OUT TO CRANK STARTED MISSING AND DIED PO300 CODE I CHECKED FUEL PRESSUER ITS AT 60 PSI INJECTORS ARE PULSING NO OTHER CODES COULD IT BE CAM SENSOR? Start simple first, I think HF has a inline spark checker you could use to verify the coil packs are working fine I doubt that the o2 sensor would cause this.

Why does my Vortec 5300 5.3L wont start?

If it’s a cam sensor (or any other sensor for that matter) it should show a code for the affected sensor. I’d make sure it’s getting spark. I can spray gas into the throttle body with a spray bottle and it cranks and runs good till I quit spraying fuel in it then will just die out everything is factory it was running fine and just died

What happens if your GMC Yukon has low oil pressure?

One of the most serious issues that can happen to your GMC Yukon ‘s engine is if ends up with low oil pressure. Low oil pressure will cause the engine to seize up. When the oil pressure light on, it should be assumed that the engine locking up is imminent.

What does low rpm mean on a GMC Truck?

Lower counts indicate that less air is commanded by the control module. This DTC is designed to detect low engine RPM that is not responding to increased IAC counts. AllOffTopic.com FTW!

Why does my Car start but not run?

An engine will start but not run when the fuel runs out . If the fuel pressure is not strong enough the car will stall out .

How to start a car with no spark?

Activate the 8 COP coils to spark. Activate all 8 fuel injectors to start spraying fuel into the cylinders. Maintain the fuel pump activated after its initial start. With fuel and spark now present, the engine now starts.

Can a failed crank sensor cause no start?

The thing to remember about having a failed crank sensor, is that if you have spark or fuel injector pulses, the crank sensor is OK and not the cause of your No Start Condition. The crankshaft position sensor, on your 4.8L, 5.3L, 6.0L GM vehicle, is a Hall-Effect three wire crankshaft position sensor.

Is the GM Silverado a no start / long crank car?

Earlier this month we reported on a General Motors Technical Service Bulletin that detailed a “No Start / Long Crank” condition affecting a long list of GM products. Recently, the 2021 Silverado and Sierra, both light duty and heavy duty variations, were added to the list.

What does DTC p12a6 mean for no start?

Technical Service Bulletin: #20-NA-218 covers a condition where owners of affected vehicle models may experience a no-start or unusually long crank condition during start. Technicians may also find that DTC (trouble code) P12A6 may also be set after this occurs.

What to do when your GMC Truck won’t start?

Try turning your key to the run position a few times (with out starting). Then try to start it. If it starts, sounds like what mine did. I replaced the fuel pump assembly and that fixed the problems. Very common problem.