1935 GMC Other Repair Question
Topics covered: Runs rough.
Mileage: No information provided.
Mileage: No information provided.
Asked on March 11, 2007
350 motor runs rough
I have a 1989 gmc pickup with a 350 and tbi carb. the motor runs good at an idle but runs rough when the throttle is pressed. coudl you please help me?
Asked by derfmierAnswer
Replied on January 7, 2010
You could have a number of different things causing this problem. Bad plug wires, bad plugs, bad rotor, cracked cap, timing off. Those are just a few things you need to check.