"Check Engine" light on

2003 JEEP GRAND CHEROKEE
124,000 MILES • 6 CYL • 4WD • AUTOMATIC
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JOE FIEBIGER
  • MEMBER
  • 1 POST
"Check Engine" light on-2003 Grand Cherokee Laredo. Auto seems to run O.K.; local mechanic is scratching his head.
Any ideas/suggestions?
Mar 8, 2011 at 6:23 AM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
Check engine light on

https://www.2carpros.com/articles/service-engine-soon-or-check-engine-light-on-or-flashing

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.
Mar 12, 2011 at 4:08 PM
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