1992 Buick Century

1992 BUICK CENTURY
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RERON
  • MEMBER
  • 1 POST
1992 Buick Century

My 92 Buick "service engine soon" light comes on when the car shifts into 3rd gear , but goes out when it downshifts....recently had a overheating problem that has been repaired
Oct 2, 2010 at 11:36 AM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
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.
Oct 3, 2010 at 12:05 AM
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