AUTO REPAIR

  • Tiny
  • ansonron
  • 1989 Buick Electra
  • 6 CYL
  • FWD
  • automatic

I just replaced the catalytic converter on my 89 Buick electra. The car still runs rough, a miss in the engine, and the new converter gets red hot.

Wednesday, January 12th, 2011 AT 11:50 PM

1 Answer

  • Tiny
  • Jacobandnickolas
  • Expert
  • 68,287 posts

Check to make sure the O2 are working properly. If you had a PO420 code indicating a bad converter, often times the sensors cause the problem.

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Thursday, January 20th, 2011 AT 6:48 PM

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