CHEVY AV.

2003 Chevrolet Avalanche

Tiny

Butler211

January, 9, 2011 AT 11:06 PM

When driving the truck can't pick up speed, rough idling, can't go past 10mpr, blowing black smoke, cuts off, check engine light is on, and misfiring. Possible cause of problem?


2003 Chevy Avalanche
5.3 Lt.

FOUND 16895 RELATED QUESTIONS

1 Answer

Tiny

rasmataz

January, 9, 2011 AT 11:16 PM

Check engine light on-Go to Autozone and get scanned for free

Have the computer scanned for code/s-you have a problem within the engine management system that caused the CEL to turn on-This is your starting point of diagnosis, finding out what's going on.

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