Is there a problem with the ignition on my GMC Sierra?

This problem occurs in minivans, cars and SUVs as well. There has been more reports of ignition Anti Theft defects and the security light flashing in more cars and trucks. This is one of the easy fixes for the common ignition starting problem, but GM needs to recall this issue and fix it for us.

Is the Chevy Silverado 3500 the same car?

The Chevy Silverado 1500 2500 and 3500 are virtually the same vehicles as far as ignition system fix goes. There are different types of security systems for different models and year vehicles. This problem occurs in minivans, cars and SUVs as well.

Why does my Chevy Silverado not go into 4WD?

Wire brushed it down and nothing changed. My 4wd would blink but not engage. It would engage into lower gear in 4lo but wouldn’t actually go into 4wd. Taking a closer look at the wires, I noticed that there is a small ground wire that was hidden in the tube that got unconnected. Simply put a new connector on it and works like a charm now!

What does the sensor do on a GMC Sierra?

A sensor tells the security system whether the key is in the ignition or not. This is a common feature in the GMC, Pontiac, Oldsmobile, Saturn, Chevrolet and other past and present GM brand vehicles. The wire, which is connected to that sensor, comes loose or corroded and needs to be secured or cleaned.

Why does my GMC Sierra 2500 not fully engage?

I have a 2000 gmc sierra 2500. The 4wd drive does not engage fully. It feels like it gets some power to the front wheels but they never fully engage. No service 4wd light comes on and 4wd buttons all work as they should. The hubs lock when 4wd is selected, and the truck shifts into low gear when 4lo is selected.

Why does my Silverado 4WD not fully engage?

It feels like it gets some power to the front wheels but they never fully engage. No service 4wd light comes on and 4wd buttons all work as they should. The hubs lock when 4wd is selected, and the truck shifts into low gear when 4lo is selected. The front wheels simply do not get the power that they should.

What kind of differential does Silverado 2500 have?

Your transfer case has no differential or clutch pack to it- the 2500 has either the NP246 or NP263 (or variant thereof, at their core they are basically the same except for actuator). When engaged, the planetary gears connect in the front output shaft and essentially split the drive 50/50 front to rear outputs.

Is there a Silverado with 4 wheel drive?

From buying research to owner support, join 1.5 MILLION GM Truck Enthusiasts every month who use GM-Trucks.com as a daily part of their ownership experience. Whats up guys, hope all you GM people are doing great. Ive got a 2017 silverado 5.3

How can I Fix my Chevy Silverado ignition?

Wedge a shim in the connection and secure the new connection with hot glue, silicon or any other glue that can be fairly easy to scrap off and remove if further maintenance is required. Replace the steering column cover and that’s how you fix the ignition in your GMC Sierra or Chevy Silverado 1500, 2500 and 3500. Loading…

Is there an easy fix for a GMC ignition switch?

This is one way to fix a very complicated electrical system in the Chevrolet and GMC cars and trucks. Some are easy fixes with loose or bad electrical connections. Others involve the ignition switch itself, and others involve one of the computers that the system communicates with when starting the vehicle.

Is the ignition on my GMC Sierra working?

Your GMC Sierra light truck has impressive features such as LED lights, and digital remote control, but if your ignition isn’t working as it should, it’s hard to even start your car. It pays to inspect your ignition and purchase a new GMC Sierra 1500 ignition switch from AutoZone when needed.

Where to get ignition switch for Sierra 1500?

Look for affordable, easy-to-install Sierra 1500 ignition switches from our online assortment, and retrieve your items up at a convenient AutoZone location with our Same Day Store Pickup option. You can further benefit during any in-store visit with access to our handy Loan-a-Tool program for DIY installation.

Where is the ignition switch located on a GM Truck?

Insert the ignition switch into the lock cylinder housing. The tabs (2) on the ignition switch MUST be seated inside the lock cylinder housing (1) for proper installation. Use a screwdriver to rotate the lock cylinder housing gear clockwise to the START position – allowing it to spring return into the RUN position.

How to stop the chime in the ignition?

I did this on my 2006 C 1500 and it stopped the chime of the keys being left in the ignition, but it didn’t stop the pesky start-up chime. Any tips? The start up chime is usually the seat belt alarm…The usual fix for that is unplug the connector under the seat but that may also disable the airbags.

How to troubleshoot a misfire ( GM 4.8L, 5.3L )?

Engine Mechanical: Misfire Troubleshooting. You can find this tutorial in Spanish here: Cómo Diagnosticar y Resolver Una Falla en Cilindro (GM 4.8L, 5.3L, 6.0L) (at: autotecnico-online.com ). The core symptom of a misfire is rough idle.

Where are the fuses on a GMC Sierra?

The underhood fuse block in the engine compartment on the driver’s side of the vehicle near the battery. Lift the cover for access to the fuse/relay block. To remove fuses hold the end of the fuse between your thumb and index finger and pull straight out.

Are there transmission problems with a 2003 GMC Sierra?

After five years, most of the issues with these trucks had been worked out. Now, these trucks are getting older, and it’s very likely that your 2003 Sierra may be having transmission problems. Below, you’ll find a ton of troubleshooting your transmission problems.

What causes a GMC Sierra to go into limp mode?

In either first or second gear, the torque converter slips more than it normally would on a takeoff. Most of the time, limp mode is caused by loss of signal to/from the TCM. Either the wiring harness has a short or the transmission fuse is blown. It doesn’t matter whether your 2003 Sierra has a 4L60E or 4L80E, the fuse will be in the same location.

Why is my GMC Sierra not moving in any gear?

It is pretty applicable to the 4L80E as well. Not Moving in any Gear – If your 2003 Sierra Transmission has a problem moving in any gear, it’s likely caused by a lack of transmission fluid. No matter how silly that sounds, and how convinced you are that it’s not the problem, go ahead and check it anyway.

How can I tell what kind of transmission I have in my GMC Sierra?

First and foremost, it’s necessary to determine what kind of transmission is in the truck. The easiest and quickest way to go about determining this is by RPO codes. The RPO codes are a list of production options that are printed u p and stuck in your trucks inner glove compartment when it’s produced.

What are the car stereo wire color codes?

Wire Diagrams, Cadillac, Chevrolet, Corvette, Geo, GMC, Oldsmobile, Pontiac and Saturn. Aftermarket stereo installation? Why purchase the aftermarket wire harness?

What is the color of the ignition wire?

Try with a test light at the switch and it should pink, orange, or brown. I think that pink should work.

What kind of wiring does a GMC Sierra use?

This trigger wire is pink in the C1500 series of Sierra, and you’ll need this if you are retaining the power antenna. The last stereo wiring to worry about in your C1500 GMC Sierra is the switched 12 volt wire.

Which is the trigger wire on a Sierra?

However there is a change to the Sierra stereo wiring diagram when it comes to the Sierra antenna trigger wire. This trigger wire is pink in the C1500 series of Sierra, and you’ll need this if you are retaining the power antenna. The last stereo wiring to worry about in your C1500 GMC Sierra is the switched 12 volt wire.

Try with a test light at the switch and it should pink, orange, or brown. I think that pink should work.

How to test the GM ignition control module?

You can find this tutorial in Spanish here: Cómo Probar El Módulo de Encendido GM 4.3L, 5.0L, 5.7L (1995-2005) (at: autotecnico-online.com ). Generally, when the ICM or the ignition coil fails, your GM car or truck will Crank but NOT START.

Is there a service manual for a GMC Sierra?

GMC Sierra service repair manuals More relating to GMC’s… American drivers want power and capability when they’re buying a pickup truck. And when it comes to towing strength, American A Buick is a classic car choice that’s been on the market for over 100 years. If you’re looking to buy GMC trucks have a long and rich history.

What kind of car is a GMC Sierra?

A Buick is a classic car choice that’s been on the market for over 100 years. If you’re looking to buy GMC trucks have a long and rich history. But chances are you’ve never stopped to think about it. Here are 7 cool things about GMC truck history that you probably don’t know.

How often does the GMC Sierra come out?

Their four generations have appeared every five to seven years: 1999 to 2007, 2007 to 2014, 2014 to 2019, and 2019 to the present. Here’s a look at some of the most common problems the GMC Sierra has had over the years.

How much does a GMC Sierra 2500HD cost?

Includes $450 in cash and discounts. Includes $450 in cash and discounts. Includes $950 in cash and discounts. Includes $950 in cash and discounts. Includes $950 in cash and discounts. Includes $1,450 in cash and discounts.

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.

Why does my Silverado 2500HD no start no crank?

If it helps, usually when this happens, the first time you try to start it, it will start for like a split second and stall out. From there on it just makes a soft clicking at the relays and won’t crank. I usually do not do a lot of repairs to my truck myself.

Can a Chevy Silverado 1500 lose all power?

See all problems of the 2019 Chevrolet Silverado 1500 . Truck will lose all power, everything will shut off, and then come right back on. It has happened while accelerating into traffic, slowing down turning right and turning left, and while moving straight ahead.

What to do when your GMC Sierra stops running?

If you have fuel pressure after the above tests pull a spark plug and check for spark. If you don’t have spark check the cam position sensor in the distributor. If you have spark with no pressure it is the pump.

When does the Chevy Silverado 1500 shut down?

See all problems of the 2009 Chevrolet Silverado 1500 . While slowing down to make a turn, usually always using turn signal, my truck will completely shut down in the middle of the intersection with no warning. The engine shuts down and all electrical is lost.

When does a GMC Truck shut off when in gear?

Chevrolet- GMC Truck Shuts Off When In Gear. After the motor heats up when i put the truck in drive. It also shut off when i put in reverse. The Chevy truck stalls . Sometimes the truck shuts off but mostly when i put the Chevrolet in drive it shuts off.sometimes it shuts off when i put the truck in gear. GMC Truck Shuts Off When In Gear.

Why does my GMC Sierra 1500 not work?

While there are a variety of reasons your GMC Sierra 1500 air conditioning won’t work, the most common 3 are a refrigerant leak, an electrical climate control issue, or a problem with the air conditioning compressor. What will be the outcome of an air conditioning system diagnosis?

What to do if your Chevy Silverado loses power?

While generally the Chevy Silverado is a premium, reliable truck, there are times when even the best vehicles can end up having problems. If you’ve ever had your Chevy Silverado or GMC Sierra suddenly lose power, you may be wondering exactly what is going on with your truck.

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.

Where is the fuse block on a GMC Sierra?

The fuse block access door is on the driver’s side edge of the instrument panel. Pull off the cover to access the fuse block. Instrument Cluster, DRL Relay, Lamp Switch, Keyless Entry, Low Coolant Module, Illuminated Entry Module, DRAC (Diesel Engine)

What should I do if my Chevy Silverado is not starting?

Fuel pump has been changed, fuel filter, Fuel pump relay, Fuel pump fuse, ignition coil, all have been changed or checked. Any ideas. It is getting power, just seems to not be getting any fuel. The possibilities are endless. Start with basics. Compression. Spark. Fuel. Air in and out. Check the compression with a compression gauge.

What to do if your GMC Sierra wont start?

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 Is Shorting Stocks. Short Selling Stock Market GameStop Thank you for watching.

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.

What’s the problem with my GMC Sierra truck?

When I turn the key it cranks for about 1/4 second then nothing . None of the gauges or power locks and windows work . The battery is fine . Last night while driving all the gauges quit working and the a/c compressor kicked off , but the truck still ran fine .

Is the GMC Sierra Z71 ext.in good condition?

Recently picked up an ’01 GMC Sierra SLE Z71 ext. cab with 130k on her. It’s in really good condition, no rust, very clean, the previous owner took good care of it. I am however having an issue when starting it.

Why does my Chevy Silverado not start up?

Others involve the ignition switch itself, and others involve one of the computers that the system communicates with when starting the vehicle. The security system may have a number of issues, including the installation of a remote starter, causing the car or truck not to start. Most complaints involve a blinking security light.

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

Simple fix by checking the ground in the harness right behind the passenger side cylinder head. Trace the break and wire it to a new location for a ground such as the front of the cylinder head as I did. Loading…

Why did my Silverado engine die after 9 months?

Turns out that the wiring harness to the ECM had fallen down onto the motor, melted the loom, and shorted the ECM out occassionally. It only took 9 months to figure this out, but it did the trick. It was extremely frustrating as it would run like a champ one day, and die the next.

Where does the GMC Sierra 1500 AT4 go?

This quadrennial event challenges teams to drive through Canada, Alaska and into the Arctic Circle. With temperatures well below freezing, see how these three used their Sierra 1500 AT4 to witness beautiful backdrops and experience some of the most isolated regions of North America.

What are common reasons my GMC Sierra 1500 has air conditioning problems?

What are common reasons my GMC Sierra 1500 has air conditioning problems? While there are a variety of reasons your GMC Sierra 1500 air conditioning won’t work, the most common 3 are a refrigerant leak, an electrical climate control issue, or a problem with the air conditioning compressor.

Where was the 2005 GMC Sierra 2500HD last serviced?

Mileage: 85,773 miles Body Type: Pickup Color: White Engine: 8 Cyl 6.0 L No accident or damage reported to CARFAX. Purchased on 01/11/05 and owned in PA until 03/29/21. Driven an estimated 11,298 miles/year. Last serviced at 183,665 miles in Johnstown, PA on 06/09/21 • Vehicle serviced.

What are the features of a GMC Sierra?

Key Features: 1 Best-in-class towing at 36,000 lbs † (1) 2 Best-in-class heavy-duty cargo bed volume 3 First-ever heavy duty in its class offering Allison ® 10-speed Automatic Transmission with available 6.6L Duramax ® Turbo-Diesel V8 engine 4 Available ProGrade Trailering System with in-vehicle Trailering App† (12)

Is the GMC Sierra SLT a heavy duty vehicle?

Available on 2021 base Sierra HD. Standard on SLE, SLT, AT4 and Denali 2021 trims. Read the vehicle’s Owner’s Manual for important feature limitations and information. Excludes other GM vehicles. Requires available accessory trailer camera and installation. Not compatible with all trailers.

What kind of trailer does GMC Sierra 3500 have?

We appreciate your interest in GMC and we’ll send the information you requested soon. Requires Sierra 3500 HD Regular Cab Long Bed 2WD DRW with available Duramax 6.6L Turbo-Diesel V8, Max Trailering Package and gooseneck hitch. Before you buy a vehicle or use it for trailering, carefully review the Trailering section of the Owner’s Manual.

What’s the noise in my 4 wheel drive truck?

The truck has had a weird vibration in the steering wheelthat I have been noticing along with the noise when turning in 4 wheel drive on not totally snow covered roads. This vibration in the steering wheel is not a shimmy but a vibration at any speed felt on the steering wheel.

Why does my Chevy 4×4 make choppy turning?

Ive had 4 other Chevy 4×4 trucks and have used 4 wheel drive on dry roads sometimes when going on and off dirt trails and had the usual choppy turning sometimes when going on dry trails because of the two front wheels turning at different rates when in 4×4 but I never noticed this noise, maybe it’s the newer design on theses new Chevys?

Why does my GMC Sierra whine when I accelerate?

The power steering pump is a very common reason why your GMC Sierra might whine when accelerating. If it gets too low on fluid they’ll make the it’ll whine a lot. You need to check the fluid level and fill it back up to the factory fill line. The pump can also go out.

How long has the GMC Sierra been on the road?

We purchased this truck with utility body in 2004 as a back up truck to our other trucks and vans. However, everybody fell in love with the truck and it soon became our everyday go to truck. It has been on the road for 17 years, every day, 7 days a week. We have never had any major problem with it.

Is the GMC Sierra 1500 a good car?

In 2016, at 345,000 miles, we replaced engine and transmission. Today, we are pushing 420,000 miles. Everything works – except seat covers are falling apart. It is a workhorse truck! Highly recommend ! Very reliable vehicle has never let me down and never left me stranded the towing capacity is excellent

Who is the owner of the GMC Sierra?

Introduction The names, logos, emblems, slogans, vehicle model names, and vehicle body designs appearing in this manual including, but not limited to, GM, the GM logo, GMC, and the GMC Truck Emblem, and the names SIERRA and SIERRA DENALI are registered trademarks of General Motors Corporation LLC.

What kind of infotainment system does a GMC Sierra have?

Steering Wheel Controls Some audio controls can be adjusted at the steering wheel. GMC Sierra and Sierra Denali Infotainment System (GMNA-Localizing-U.S./ Black plate (7,1) Canada-6390263) – 2014 – crc – 7/30/13 Infotainment System 7

Why is my GMC Sierra air conditioner not working?

On a 03-07 Chevrolet/ GMC Truck with the Electronic Climate control, Removing and reinstalling the HVAC fuse, causing the electronic climate control to RESET seems to Remedy the condition in which no power is getting to the AC compressor clutch connector, thus causing the Air conditioner not to work. Will this last forever?

What causes intermittent operation on a Silverado Sierra?

Rockauto has them for like 30 bucks so it isnt a huge parts cannon projectile to try. The electrical schematic indicated it has a rheostat for fan speed control I just wanted to be sure that is what you have. Rheostats can get bad spots (worn or dirty) that will cause intermittent operation when you stop the control at one of these spots.

What are the features of a GMC Sierra 1500?

Key Features: 1 Industry-first use of carbon-fiber composite in a pickup bed 2 World’s First Six-Function GMC MultiPro Tailgate 3 Accessory MultiPro Audio System† (21) by Kicker ® 4 Available 3.0L Duramax ® Turbo-Diesel engine with 10-speed automatic transmission or available 6.2L V8 Engine

Is the fan speed set or intermittent on a Silverado Sierra?

Just the blower is intermittent, not the compressor. Fan speed does not have set speeds, it’s more like a rheostat. It has the rotary control.

Can a GM ignition control module be used?

The ignition control module (ICM) and ignition coil tests in this article assume that your vehicle is Cranking but NOT STARTING due to a NO SPARK Condition. If you’re GM car or truck starts and runs, this article will not help you.

When did the GMC Sierra have the most problems?

The model years with the most problems reported were 2004 and 2007, with more than 60 complaints each year, followed by 2002, 2003, 2005, and 2010, with more than 40 each year. Of the 112 problems, five different complaints have been reported 90 or more times.

When did the GMC Sierra truck come out?

The GMC Sierra is the fifth-most popular truck in the United States, with more than 230,000 trucks sold in 2019. General Motors introduced the GMC Sierra and its twin, the Chevrolet Silverado, in 1998.

Can you replace the distributor cap on a GMC Sierra?

Hey guys here again with another brief walk through for replacing a Distributor cap and rotor on the GM 4.3l V6 engine found in the GMC Sierra and Chevy Silverado as well as the earlier S10 and Blazer models. This is a very straightforward procedure. Make sure to make note of where the the plug wires go before you pull off the cap.

What’s the average number of miles on a GMC Sierra?

The issue appears on average around 147,713 miles. The diagnosis of the problem runs between $88 and $111. Another 258 people reported the second-biggest issue where heating and air conditioning temperature and air delivery mode door actuators may fail.

What should I do if my Sierra does not start?

Place the black lead of the multimeter on the negative battery terminal. If the battery reads less than 12 volts, charge it or replace it. If the battery reads higher than 12 volts, the battery is not the issue. If the Sierra does not start after replacing or charging the battery, move to the next step.

Why does my Chevy Silverado 1500 not start?

Hi! My question is in reference to my 99 Chevy Silverado 1500. It cranks, but won’t start. I checked the obvious (out of gas, etc.) and changed the fuel pump/filter. It still won’t start. Cranks and will 1/2 catch for a second, but then nothing.

Can a Silverado Sierra GMC start then dies?

I’ve got another 99 6.0L that i’ve swapped the MAF, MAP, Idle Air, Throttle Position sensor, both computers, all relays, nothing changes the behavior. I’ve checked all the fuses i can find that would be releated to engine function, on both fues panels.

What to do if your GMC Sierra won’t start?

Attempt to start the engine. If it doesn’t start then release the key back to the on position. Watch the security light. After 10 to 15 minutes the security light should turn off. Turn the ignition off and wait 5 seconds. Repeat steps 1 through 4 two more times for a total of 3 cycles (30 minutes).

Why is my GMC Sierra running rough at idle?

These packs are fired by the engines computer at exactly the right time to provide the optimal ignition timing. If a coil pack goes bad, it’ll cause a misfire and rough idle condition. Really, your Sierra will be running rougher at any RPM, but a misfire will be most pronounced at idle.

What is PassLock code on GMC Silverado Sierra?

The vehicle will learn the Passlock sensor code (or password) on the next turn of the ignition key from off to crank. You must turn the ignition OFF before attempting to start the vehicle.

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