1992 Chevy Van Catalytic Converter?

Tiny
JROD1211979
  • MEMBER
  • 1992 CHEVROLET VAN
  • V8
  • FWD
  • AUTOMATIC
  • 164,000 MILES
I am curious if the sound of popcorn popping when I am driving is the signal that my catalytic converter needs to be replace?
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Wednesday, September 3rd, 2008 AT 4:09 PM

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Tiny
RASMATAZ
  • MEMBER
If its not detonation, could be vacuum and exhaust leak-You can have the exhaust system backpressure or gas tested to rule out a failing catalytic converter.
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Wednesday, September 3rd, 2008 AT 4:29 PM

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