Questions & Answers for: GMC C1500 high

I have 96 gmc 1500 vortec v8 that misfires on cylinder #6 and it idel's high all the time and the vacuum system is off For your idel problem run mid grade gas

...89 gmc 2500 pick up 305 engine when i start it up it runs fine as soon as it get hot it idles real high if i shut it off and try to start it the only way it will start is if i floor the gas pedal

1995 GMC A/C fan only works on high??? My a/c fan will only work on high now and the a/c all together quit. I have checked all fuses and they are fine. When I press the a/c button the compressor ...

...to the computer, fuel injetors, or the fuel pressure regulator. I would make sure there is not high resistance in these wires. If the wires are fine then you may want to replace the fuel

cant find the high beam fuse for a 1994 gmc suburban. i turn on the high beams and have no lights. i have replaced the bulbs and still no high beams it maybe your high beam switch isnt working. look ...

HIGH HYDRO CARBON EDELBROCK 1406 PERFORM 1500 MAN TRAN FAILD EMISS HIGH RPM ONLY High HC counts are due to a rich mixture, too much fuel. How does the truck run normally? To adjust the fuel mixture at

... or pass smog) However, now when the truck is in park the rpm's are at 1200 about 300 rpm's higher then when it went into the shop. Once the truck is placed into drive (break on still in ...

...out fine. Took the fuel filter off and was dirty. Changed it and the waving went away but have a high idle now. Checked and changed the temp sensor and tps, but still have the high idle and quick ...

...voltage and ground. The 50amp fuse marked AC powers the blower motor and the motor is grounded. The high speed relay bypasses the resistor. So you should have power coming from the fuse and thru the ...

wipers work on high only replaced control board two years ago wipers worked fine for a while, now work on high only it is the control board they crack ,breaks the crucit