What would cause a straight 6 engine to backfire.

Tiny
ANONYMOUS
  • MEMBER
  • 1997 JEEP GRAND CHEROKEE
  • 308 MILES
What would cause a straight 6 engine to backfire approximately 3 times in the last six months. Each time it blows the muffler apart at the seam leaving the muffler useless.
Friday, January 4th, 2013 AT 3:20 PM

1 Reply

Tiny
HMAC300
  • EXPERT
A misfire or maybe lean condition. Scan for codes and check fuel pressure.
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Friday, January 4th, 2013 AT 3:59 PM

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