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.
Why does the AC blow hot air on my 2005 GMC Sierra?
The AC on my 2005 Sierra blows hot air after it has run a while when it is above about 85F. Turnu=ining the AC off and – Answered by a verified GM Mechanic We use cookies to give you the best possible experience on our website.
Why does my Chevy Silverado 1500 shut off?
Can anyone shed some light on this problem. After driving my 04′ Silverado 1500 all day without any problems, after the truck sat in the driveway for a couple of hours, the truck started right up, but then after about 10-20 seconds it shut off. It now continue to do this. It starts normally, but then shuts off.
What to do if your Yukon Denali stops running?
I have a 1999 Yukon Denali, stopped running going down the road, acted like it ran out of gas. Added gas, didn’t help. Changed the Crank Position Sensor, didn’t help. Changed the Spark Plugs, didn’t help. No spark at the plugs, no spark out of the coil, changed the coil, didn’t help.
When to reset the computer in a 2005 GMC?
If a warning or service light illuminates on the instrument panel in your ’05 GMC, have the vehicle looked at and serviced by a qualified mechanic. After the vehicle has been repaired, you or your mechanic must reset the computer so that the light (s) on the instrument panel will shut off.
Why does my GMC Sierra suddenly stop running?
Truck suddenly stops running, acting like it’s out of fuel. There is fuel in the gas tank and, I can hear the fuel pump when I turn the ignition on. Is there a fuse, or relay that is maybe causing this to happen?
How can I Fix my Chevy Silverado right hand drive?
I am considering converting my truck into a right hand drive. The permanent solution isn’t very hard or expensive. http://chevroletforum.com/forum/silverado-…lacement-22624/ The temporary fix is to turn the truck off and back on. That usually fixes mine for a few days.
Why did my GMC truck engine die while driving?
The positive battery cable was coroded and chewed up. Replaced it and all has been well.
What kind of crankshaft does a Duramax use?
For a more budget-friendly option, a properly balanced Compstar forged crankshaft (also made by Callies) has shown great results in the sub-1,000hp arena. In an effort to reduce crankshaft fatigue on the front of the crankshaft, alternate fire camshafts are employed.
How does alternate fire camshafts help with Crankshaft fatigue?
In an effort to reduce crankshaft fatigue on the front of the crankshaft, alternate fire camshafts are employed. By changing the firing order of the engine (from 1-2-7-8-4-5-6-3 stock to 1-5-6-3-4-2-7-8), the hard hit at the front of the crankshaft is eliminated and the overall load is more evenly distributed across the crankshaft.
What should I do if my GM converter lock up?
NEVER run the vehicle in gear when supported only with a jack. Chock the drive wheels and apply the parking brake. In addition, some of the tests (test #11 and 12) require the transmission be opened and the valves are physically inspected. I do not recommend that you do this.
How is the recirc door closed on a GMC CK?
The functions of the Recirc door are controlled by detent switches that are part of the Blend and Mode dials, and the AC Switch. When Switched +12V is present the Resirc door is closed by one of the following two conditions: ( (Recirc switch depressed) or (not Defog, plus Max AC, plus AC on)).
What is the temperature control on a GMC CK truck?
Power is routed back out to Pin 7 through a 3.8 ohm resistor and the Max AC switch, but on a 1500 truck Pin 7 is not used. The Blend (temperature) door control is powered directly from +12V via Pin 5.
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 GMC Sierra 1500 stall while in gear?
Motor wants to stall while in gear (but doesn’t do it out of gear once over 1000 rpm it dosent) seem to stall and it is only from a dead stop. Fuel filter has been replaced and TBI was rebuilt last April but it sort of used to do something like this when it was like 40 degrees or below. Could be torque converter lockup solenoid in the trans.
NEVER run the vehicle in gear when supported only with a jack. Chock the drive wheels and apply the parking brake. In addition, some of the tests (test #11 and 12) require the transmission be opened and the valves are physically inspected. I do not recommend that you do this.
What causes a GMC truck to turn over?
Fuel pressure regulator has an internal leak, and fuel is bleeding off back to the tank though the return line. 2. Fuel pump check valve is leaking and fuel is bleeding off back through the supply line. The fuel pump check valve failure is much more common on GM vehicles than pressure regulator failure.
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.
How to check fuel pressure in a GMC Sierra 1500?
You will have to check the fuel pressure at the rail, the test port is ontop driverside about 3/4 the way back. Black cap on aluminum fuel line. The best thing would be to buy or rent a fuel pressure test gauge as it would thread onto this port. If not I’ve used good safety glasses a rag and a screwdriver to check for pressure.
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.
What kind of trailer does a GMC Sierra 3500 need?
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.
When did the heat shield fall off my Honda Civic?
Dear Tom and Ray: One of the exhaust heat shields fell off my Honda Civic Hatchback (2001) awhile ago. The dealer told me not to bother putting it back on or replacing it, because I don’t need it, anyway.
How to replace the ignition switch on a GM car?
1. Insert ignition key and turn to the “ON” position. Do not attempt to start the engine. Leave the key in the “ON” position for approximately 11 minutes. The security light will be steady on or flashing for the 11-minute period. Do not proceed to Step 2 until the security light turns off or stops flashing. 2.
Why do you have to replace the heat shield on your car?
Ray: The heat shield is made up of a bunch of cheap, thin pieces of sheet metal that are welded in place. And because they’re all under the car and constantly exposed to the elements, they’re particularly vulnerable to rusting and breaking loose. Tom: Our lawyers tell us that we must always replace rattling or missing pieces of the heat shield.
What to do if your GMC Truck wont start?
No relearn is necessary. In this situation, the vehicle will start and run with no problem. If the vehicle won’t start, check your scan tool for a VTD (Vehicle Theft Deterrent) Fail-Enable Mode trouble code, or if the security light on the dash is illuminated.
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.
Where is the oil deflector valve on a GMC ACM?
This valve is located on the oil pan rail and prevents excessive oil pressure from negatively impacting the AFM components. The original version sprayed oil on the cylinder walls and increased oil consumption. In 2010, GM added a deflector (p/n) NAL-12639759 to redirect in into the pan.
1. Insert ignition key and turn to the “ON” position. Do not attempt to start the engine. Leave the key in the “ON” position for approximately 11 minutes. The security light will be steady on or flashing for the 11-minute period. Do not proceed to Step 2 until the security light turns off or stops flashing. 2.
What kind of acceleration does a GMC Sierra have?
Alright I’m going to do the best I can to try and describe what is going on. I have a 2005 GMC Sierra with the 5.3L H.O. 139K. The truck starts and idles without an issue. Durring light acceleration and at low speeds (city driving 35 mph or so) the truck seeems to run fine.
What did GM do about the Chevy Shake?
Two new shocks and an entire rear axle later, the truck was still shaking and a GM engineer was brought in to take the truck for a seven-day period. At this point, GM agreed to buy back Maratea’s truck in exchange for a new one. Maratea ended up in a 2015 Silverado, which he says also has a very mild vibration.
How can I tell if my GMC Truck has a hard start?
The first step in diagnosing a hard start or no start on a GMC or Chevy truck with one of these systems, therefore, would be to check fuel pressure. If fuel pressure is less than the KOEO specification, you need to test the fuel pump and its voltage supply circuit.
What to do when your truck won’t start?
The problem he was having was that it would start but not keep running. He was thinking fuel pump or fuel filter. He was about to take it to a dealer to be checked out when someone told him to turn the key to the on position and leave it there until the dash lights went out then start the truck.
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.
Is there a spark in my GM Truck?
Yes, that too would be an issue. However, you would get nothing when trying to start, let alone a spark issue. So I am having the same problem, and thought maybe I had a ground issue.
Can a bad ignition pickup cause an engine to stall?
One of the first symptoms of a bad ignition pickup is an engine that stalls and eventually will not restart. Consequently, An old or failing ignition pickup may cut out signal intermittently, which may cause the engine to stall. The engine may suddenly just shut off, almost as if the key had been turned off.
Why does my Chevy Silverado not have a spark?
Your ignition system contains many components, such as spark plugs, ignition coils, and fuel injectors, all of which work in tandem to initially start your engine. If your Silverado’s engine is not sparking when you engage the ignition, you may be having issues with the spark plugs or ignition coils.
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 happens if there is no spark in the ignition?
The ignition system is the one responsible for creating and delivering 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. Distributor cap. Crank sensor. Ignition module. Ignition coil. All of the above ignition system components can be tested. 2.)
Why did my truck engine shut off going down the road?
That was because the top started to rust out, not from failure. When it went in my 98, I was out hunting and it died driving down the road. Replacing it on the truck wasn’t bad, I didn’t even attempt it on the Yukon. Try crawling under the truck and whack the fuel tank with a rubber mallet while someone tries to start it. Click to expand…
Why did my Yukon engine shut off going down the road?
The wife’s Yukon had one last year. That was because the top started to rust out, not from failure. When it went in my 98, I was out hunting and it died driving down the road. Replacing it on the truck wasn’t bad, I didn’t even attempt it on the Yukon.
That was because the top started to rust out, not from failure. When it went in my 98, I was out hunting and it died driving down the road. Replacing it on the truck wasn’t bad, I didn’t even attempt it on the Yukon. Try crawling under the truck and whack the fuel tank with a rubber mallet while someone tries to start it. Click to expand…
What should you do if your car engine stops while driving?
There is nothing worse than having your car engine stop while you’re driving. If this happens, you’ll want to pull off the road as quickly as possible before the wheels stop completely. Do not confuse this situation with one where you have a lack of power in your vehicle.
What causes a car to stop in the middle of the road?
If you don’t have the right amount of transmission fluid in your transmission, then it can cause your engine to stop at any time while you’re driving since your transmission can overheat and result in damage to the gears inside.