idle speed

idle speed 2 Answers

i have just purchased a 1987 gmc sierra 2wd with a 350 throttle body injection. when the truck warms up it willo happenhis te problems causing t could be some of th stal at idle speeds at a stop sign....

Rough idle 99 gmc k1500 5.7 1 Answer

Truck idles very rough but once it's over 30 mph it seems to drive just fine until stopping or slowing below 30mph. I have replaces plugs twice, wires, fuel oump, fuel filter, relay fuse, full dist...

Replaced a plethora of parts and she still won't act right. Will not start nor stay on when it does actually start. 1 Answer

My truck won't start at all now. It will chug like it's trying to start (not clicking, my battery and alternator are both brand new). I've replaced the distributor in it's entire. Ignition control mod...

I have a 1987 gmc sierra that idles fine but has no power off idle,did plugs, wires, cap,rotor and fuel filter with no change,maybe a distributor prob? 1 Answer

I have a 1999 gmc sierra 1500 4.3l. It start good, after about 20 seconds it starts running rough erratic idle and no throttle response. I've had ongoing problems with this truck for about a year now. I have replaced the distributor twice ignition coil fuel injectors (spider) and crankshaft sensor. I also drained and replenished fuel, all to no avail. No trouble codes present. 6 Answers