rough idle

2003 GMC C2500
195,000 MILES • V8 • 4WD • AUTOMATIC
Avatar
RICK30
  • MEMBER
  • 1 POST
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
Dec 2, 2010 at 11:43 PM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.
Advertisement
Avatar
RASMATAZ
  • AUTOMOTIVE REPAIR CONTRIBUTOR
  • 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.
Dec 2, 2010 at 11:50 PM
Advertisement