Catalytic Convertor

Tiny
GENERAL
  • MEMBER
  • 1987 CHEVROLET CAPRICE
  • V8
  • 162,000 MILES
What effect will a bad catalytic convertor have on engine performance
Monday, January 31st, 2011 AT 9:47 PM

1 Reply

Tiny
HMAC300
  • MECHANIC
  • 48,601 POSTS
If it's blocked it will cause it to be slow and not perform as well. Checkenginevacuum an difit'slow-15"or less @ idle, then disconnect it and see if itgoes up. If it does then teh converter is partially blocked or blocked.
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Monday, January 31st, 2011 AT 11:46 PM

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