02 Blazer low speed low idle

Tiny
WES.AARON
  • MEMBER
  • 2002 CHEVROLET BLAZER
  • 6 CYL
  • 4WD
  • AUTOMATIC
  • 163,000 MILES
Wat cud be makin my 02 blazer have low idle and not be able to go over 15 mpr and now barely start?
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Saturday, April 16th, 2011 AT 8:24 PM

2 Replies

Tiny
RASMATAZ
  • EXPERT
Start by checking the exhaust system for restriction, catalytic converter could be clogged-do a backpressure test
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Saturday, April 16th, 2011 AT 8:28 PM
Tiny
WES.AARON
  • MEMBER
How would you do the back pressure test
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Saturday, April 16th, 2011 AT 8:30 PM

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