What do I need to check for?

2001 CADILLAC SLS
120,000 MILES
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MOMO8210
  • MEMBER
  • 5 POSTS
sudden rough idle w/ service engine light on
Jan 25, 2012 at 7:07 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.
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CARADIODOC
  • CAR REPAIR CONTRIBUTOR
  • 34,308 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.
Jan 25, 2012 at 7:12 PM
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