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1989 GMC S15 Jimmy Base 6 Cyl 4.3L
Engine - by earl 11/5/2010It won't start unless i pour gas into the tb unit then it runs great it is not priming
1980 GMC C1500 Base 6 Cyl 4.8L
Engine - by Raymond Parsons 11/5/2010I have a 1961 gmc 1/2 ton PU with a Army engine 305 V6 I need a fuel pump and I am not sure which one I need,
The spark plugs are on top of the heads so the wiring dose not get wet I supose this was done for military engines. thank you for any HELP
1992 GMC C1500 Sierra 6 Cyl 4.3L
Engine - by dcd 11/4/2010Under heavy load when engine is lugging seems like a severe spark knock but i dont believe it is
under load especially when pulling a trailer, before tranny downshift"s there is a rapping sound for just a few seconds then check engine light comes on and some other dash lights will flash on briefly but to quickly to read them. when driving without trailer ...
1991 GMC G2500 Vandura 8 Cyl 5.7L
Transmissions & Drivetrains - by shooger10 11/4/2010Van starts but wont move when in gears other then trans. what can be problem?
1999 GMC Sierra 1500 SLE 8 Cyl 5.3L
Engine - by hmejia1985 11/4/2010Why does my engine makes a noise like something is loose inside of it?
when ever i turn my truck on the engine makes a noise like something is loose. It sounds more when ever the front of the truck is lift higher. And usually when I step on the gas.......
1999 GMC K1500 Suburban SLT 8 Cyl 5.7L
Body & Interior - by Randy 11/4/2010Ignition lock switch extremly hard to get key to turn. You have to move key around until just right.
Replaced with new one, still have problem.
1995 GMC K1500 Sierra SL 8 Cyl 5.7L
Body & Interior - by Ken 11/4/2010The heater/AC will not switch fron floor to dash to defrost and the heater won't stop when I want AC. Will a new contr
Will a new control panel in the dash solve these problems?
1999 GMC Jimmy SLE 6 Cyl 4.3L
Engine - by rei 11/4/2010Have misfire on plug #6 after changing plugs,intake gasket, valve cover gasket and distriber cap.
1999 GMC Sonoma SLS 6 Cyl 4.3L
Preventive Maintenance - by mark 11/4/2010My blower motor only works on one speed now,#3. where is my problem, the switch or the motor?
At first I lost #1 and#2 speed. Then a couple years later I lost #4 speed.
2000 GMC Sierra 2500 SLT 8 Cyl 6.0L
Transmissions & Drivetrains - by jim 11/4/2010While driving up hill truck shakes for a few seconds
trying to shift from drive to 3rd gear transmission shakes for a few seconds
1994 GMC C1500 Sierra SLE 8 Cyl 5.7L
Engine - by steve cox 11/4/2010Motor sucks in antifreez when you floor the gas and blows out exhaust making it low on coolant after about 40 miles
i bout this truck the person said it needed a head gasket i think it needs a intake gasket
1994 GMC C1500 Sierra SLE 6 Cyl 4.3L
Preventive Maintenance - by rsanchez1967 11/4/2010MY FRONT LIGHT WONT GO ON SO I DROVE WITH THE BRIGHTS FOR A WHILE NOW NEITHER WILL TURN ON, WHER IS THE FUSE/RELAY
1996 GMC Safari SLE 6 Cyl 4.3L
Engine - by RLFAMF 11/4/2010Stalls on sudden acceleration code PO101 comes up
1995 GMC Yukon SLT 8 Cyl 5.7L
Engine - by George 11/4/2010Why does my vehicle idle at 1500 RPM? Is there a choke stuck somewhere?
I put in a new IAC valve however there was no change in the idle speed. Could the new valve be defective? Vehicle has 199,000 miles. Code 35 says to change the IAC.
1999 GMC Yukon SLT 8 Cyl 5.7L
Engine - by woody 11/4/2010I havelackofpower and engine dies then wont start whats the problem
drives ok when its cooler outside