I just did a tune up and the truck is still hesitating when I first step on the gas. Other than that, it runs great. I changed the plugs, wires, cap, rotor, air filter, and gas filter. It there anything else that will make the engine hesitate? A bad O2 sensor or EGR? Thanks, Hoss442
1993 Chevy C1500 4.3L- posted
19 years ago