GMC Sierra 2500 HD Problem Report

GMC Sierra 2500 HD Check Engine Light Due to Gas Cap Issue

(8 reports)

Illumination of the Check Engine Light can be caused by a loose or worn gas cap.

Worn gas cap, check engine light illuminates and does not resolve itself until cap re-set and several (10ish) run cycles. -
Related Items:
Just bought this truck only thing the computer said was " service brake booster". Ok went on a...
One or both secondary air injection check valves may become restricted causing poor air flow re...
A couple of weeks ago my 2004 GMC 2500hd started misfireing while driving. I took it to a GMC s...
When battery weakens usually due to little use, the brain causes all kinds of electronic malfun...
u turn on the vehicle put it in drive, about a mile into driving it starts to lose power and u...

Related Content