GMC Sierra 1500 Questions Maintenance & Repair
Location Of Fuel Pump Relay And Fuse
The relay is not in the underhood power fuse relay center.
How To Correct Extreme Idle Speed On 1987 GMC R1500 With HEI And 5.0L Engin...
Been doing this for over 35 years, never had this problem before. Got truck cheap, No maintain history. Idles about 2000rpm. Have check for vacuum leaks, stalls when air is blocked. Base timing correc...
So I Have 2 Questions. 2 Problems. I Have A 2005 GMC Sierra. 4 Door/2WD. 5....
Problem 1) when I go to leave and shift into reverse sometimes it won't go. It acts like it's in neutral. I put it back in park then to reverse and we're good to go. Problem 2) the other day I wa...
My Break Lights Are Not Working When I Push The Peddle Down And My Left Tur...
Before I changed my break light switch I would here a click when I would barely press on the break and the break lights would work until I pushed them all the way down to stop now that I changed ...
88 Gmc Sierra Tv Cable Comes Off And Wont Shift
truck wont shift unless rpms are high then let of gas until it shifts . tried adjusting the tv cable but it just comes right off.
95 Diesel Hesitates In Passing Gear
hesitates in passing gear
4l60e Transmission Problem
Shutters. In reverse only when stepping on throttle. 1994gmc c1500 5.7 engine all forward speeds work good.
Why Does My 1994 Gmc Seirra Bog
I have been driving the truck with no worries. My truck bogs when it takes off. I lightly tap on the gas and it sputters and acts like it wars to stall but IT doesnt. Only when I'm taking off fro...
Stuttered Start Up
Sometimes on stat up and take off my truck has a stuttered start and slow acceleration. The service light is not on I have cleaned the maf and replaced spark plugs. Also have a new fuel filter.
2009 6.2L Denali Hesitation
My PU has a slight hesitation when starting out from a stop. We just had the throttle body and air flow sensor replaced about 2 months ago new air filter, injector cleaner. No codes. 90000km, runs syn...
My Truck Seems To Have A Delay/ Loss Of Power When Accelerating. It Has 60K...
2010 GMC Sierra 4WD, 2nd owner, bought at 50K
My 1992 GMC Sierra Will Start But Will Only Run For 20 Seconds Exactly.
My 1992 GMC Sierra will start but will only run for 20 seconds exactly. Change fuel pump, fuel relay, tested computer. Swapped computers, Replaced Cap and it still runs for only 20 seconds.
What Is Causing My GMC To Advance The Timing About 25° When I Plug The Wire...
I disconnected the tan/black wire before setting the timing. I set the timing to 0°. Shut it down, connect the wire back, and when I check the timing, it advances about 20°. If I disconnect the wire...
I994 GMC PICKUP 5.7 ENGINE
THE ENGINE WILL START AND RUN UNTILL THE ALTINATOR STARTS CHARGING THEN IT DIES. IF I UNHOOK THE SMALL WIRE FROM THE ALTINATOR IT WILL RUN GOOD.I HAVE REPLACED THE COMPUTER, THE ALTINATOR AND ALL SENC...
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