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G2500

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Question
Van running too rich
There is a common issue with the fuel injectors on your particular vehicle where it will dump too much fuel in the engine. A trained technician could easily diagnose the issue as to why it is running rich, perform necessary...
Question
My pickup cranks but don't start and there's no power to the crank fuse
Hello. You will only get power to the crank fuse when you have the ignition switch in the crank position. You need to check to see if you are getting spark from the coil. If not, then you most likely...
Question
Wipers stop working at times - 1995 GMC G2500
Hello. This is caused by the wiper motor circuit board and cover. You should call a dealer to see if there is an active recall to repair this under a recall. If not, then I recommend replacing the entire motor...
Question
Van shakes, makes knocking noise - 1993 GMC G2500
Hello. You will need to find out if your engine is misfiring due to an ignition part like plug wires, plugs, or distributor parts like a cap and rotor or the module. If all the tune-up maintenance is done to...
Question
Van won't start randomly - 1995 GMC G2500
Hello. The only way to fix the problem is to verify the problem and test it for spark or fuel pressure loss. You may have a fuel pump, a distributor spark module, or ignition coil causing it. Make sure you...
Question
Van overheats at idle, temperature jumps and then drops
Check to make sure the fan clutch is working by getting the van warmed up good and using a tissue in front of the radiator center have someone raise idle to 2000 rpm and put tissue on the front of...
Question
AC compressor squeals - 1991 GMC G2500
Hey there. With the engine off, see if you can turn the AC compressor by hand all the way around. Look at the gap between the clutch and the pulley on the top and bottom to see it it is...
Question
Engine swap
The question would need to be more specific. When changing out a motor with a used motor is hard enough to get the same year engine to work correct. You want to change out to use a more modern motor...
Question
Headlights just stopped working
If manipulating the original switch caused the lights to turn on and off, that would suggest that the rest of the headlight circuit is OK. If you replaced the switch and yet you have the same symptom that you had...
Question
High output alternator - What about the voltage regulator?
Hi there. Typically we don't offer advice on aftermarket component upgrades. In regards to whether the voltage regulator is located inside the new alternator, that depends on the unit. This one for example has it installed inside and does not...

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