Rough idle

RICK30

MEMBER
2003 GMC C2500
V8
4WD
AUTOMATIC
195,000 MILES

03 gmc idles rough and engin light flashes but goes of after driveing it a few feet just changed plugs and wires same thing mabey worse

Thursday, December 2nd, 2010 AT 11:43 PM

1 Reply

RASMATAZ

MECHANIC
75,992 POSTS

Check engine light on

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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Rough idle

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