HOW DO I REPLACE THE CHECK ENGINE LIGHT IN A ...

  • Tiny
  • jaybold
  • 1989 Cadillac Brougham
  • 119,000 miles

How do I replace the check engine light in a cadillac fleetwood brougham?Or turn it off?

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Monday, February 25th, 2013 AT 9:38 PM

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  • Tiny
  • caradiodoc
  • Expert
  • 25,431 posts

Obviously it's working so you don't replace it. The Engine Computer detected a problem, set a diagnostic fault code, and turned the light on to tell you. The place to start is by having the code(s) read. That will indicate the circuit or system that needs further diagnosis.

http://www.2carpros.com/articles/buick-cadillac-chevy-gmc-oldsmobile-pontiac-gm-1983-1995-obd1-code-definitions-and-retrieval-method

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Tuesday, February 26th, 2013 AT 12:48 AM

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