2003 Chevrolet Tahoe Q&A
2003 Chevrolet Tahoe Question: Check Engine Light
What code is stored in the system causing the check engine light to come on? A dirty throttle body can cause a low idle and stalling condition. - Russ
How many miles on the truck because if you have over 100k you fuel pump may be going out that is the first sign - purchaser22
how do you reset the check engine light on a 2001 tahoe 5.3 liter 2wd
check engine light stays on,back rear light i always have to replaceand sometimes the front lig...
Illumination of the Check Engine Light can be caused by a loose or worn gas cap.
...tion check valves may become restricted causing poor air flow resulting in illumination of the Check Engine Light. It is often recommend to replace both check valves even if a fault code is set for only one...