ROUGH IDLE

  • Tiny
  • rick30
  • 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 Answer

  • Tiny
  • rasmataz
  • Member

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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Thursday, December 2nd, 2010 AT 11:50 PM

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