1997 buick century engine code P0502
10

Asked by gilaine Sep 26, 2011 at 07:11 PM about the 1997 Buick Century Custom Sedan FWD

Question type: Maintenance & Repair

Have a P0502 engine code.  Speed senor low input.  Is this hard to fix?  Does a dealer have to? Where might it be?  

1 Answer
10

gilaine answered 13 years ago

It was indeed the speed sensor that we replaced that was making the transmission run rough. Sold the car!!! Thanks for everyone's input.

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