WHAT DO I NEED TO CHECK FOR?

  • Tiny
  • momo8210
  • 2001 Cadillac SLS
  • 120,000 miles

Sudden rough idle w/ service engine light on

Wednesday, January 25th, 2012 AT 7:07 PM

1 Answer

  • Tiny
  • caradiodoc
  • Expert
  • 24,969 posts

Start by checking for diagnostic fault codes. They will get you into the circuit or system that needs further diagnosis. Many auto parts stores will read the codes for you for free.

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Wednesday, January 25th, 2012 AT 7:12 PM

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