1986 OLDSMOBILE 442 SERVICE ENGINE SOON

  • Tiny
  • Frank1949
  • 1986 Oldsmobile 442

Computer problem
1986 Oldsmobile 442 V8 Two Wheel Drive Automatic 65550 miles

What does Service Engine Soon mean and how do I repair it? I have alreaady replaced the O2 sensor on the right side exhaust system.

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Wednesday, August 19th, 2009 AT 7:23 PM

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  • Tiny
  • rasmataz
  • Member

It means you have a problem within the engine management system-pull the code/s by jumping A to B on the DLC and read the flashes


http://www.2carpros.com/forum/automotive_pictures/12900_GM_ALCL_40.jpg

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Wednesday, August 19th, 2009 AT 7:33 PM

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