GMC Questions Maintenance & Repair
Left Turn Signal Won't Work
Drivers side turn signal does not work but passenger side does work, and hazards work for both sides as well
Transmission Changeover
Can I replace my electronic transmission with a vacuum transmission in my 1994 gmc sierra
What Can Cause The Evap System To Fail On Board Test
replaced solenoid valves and fuel tank pressure sensor
I Have A 87 GMC Sierra 1500 1/2 Ton 4.3 V6 Quits Running After 25 Miles Or...
I drive 25 miles shut off. wouldnt restart. used starting fluid, got running. Later started shutting down when slowing for stop? Wouldnt start with fluid?? 106,000 miles. we have replaced distributor...
Air Conditioner Lines Froze Over Why.
Front air no power on blowing out air recharge the lines froze over how do I fix this.
What's Wrong With It?
No idle, doesn't start without giving it gas, wants to die all the time, backfires
Read A/C Problem Not Working
front a/c works perfectly but the back a/c does not even turn on any ideas what it can be ?
1995 GMC Sierra Front Driver Power Seat
Hi I'm having some problems locating a power seat motor or replacement parts to make my driver seat move forward or reverse it doesn't now . Is it possible to change it from power to a manual one....
Which Part Is Broken With My A/C? - GMC Envoy Denali 2005
I have an Envoy 2005, 5.3L - My climate control system is blowing air through the defrost vents & floor, but won't transition to the standard cabin vents. I get heat but no cool air / a/c. I can tu...
2009 GMC SAVANA KEY CODE
KEY DOES NOT START IGNITION NEED KEY CODE
Can You Transmission Swap Chevy And Gmc?
Will a 2000 Chevy s10 2.2L 4cyl transmission work in a 2000 gmc Sonoma 2.2L 4cyl pickup? Manufacturer sticker states it has an s10 motor in it
Power Door Lick Not Working With Fob Or Manually
Recently changed battery and that Now the power locks won't work either manually from the inside of the car or using the car fob. I check the owner's manual but there's nothing really labeled as do...
2001 GMC Sierra No Forward Gears 2wd
I have a 2001 gmc sierra transmission is strong in reverse but no forward gears at all and when it is put in gear the engine revs up to 3k rpm’s by its self I jacked up the rears wheels and the ...
2002 Yukon Xl 5.3 O2 Problems
i have a 2002 yukon xl with 5.3 i recently changed O2 sensors and when i ran live data it does read bank 2 now it reads as bank 3 has anyone had this issue before along with it throwing codes becau...
Mystery Coolant Leak Coming From Behind Engine Possibly.
Replaced thermostat even tho it wasn't leaking close to it but just to get it out the way, also replaced the upper radiator hose. Went and put a patch on a transmission cooler line and it's not lea...
My Cars Gas Is Leaking?
Hi I have a question and this is about my car leaking gas. When I start the car up the car leaks gas from the top of the gas tank to the center then drips to the ground and I don't know if it's som...
2000 GMC Jimmy Car Vibrates
When I am at a stop light the car makes a weird vibration sound. I pulled the glove compartment out and heard the vibration sound coming from this black box. A person I knew said it is probably not...
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