WHAT WOULD CAUSE A STRAIGHT 6 ENGINE TO BACKFIRE...

1997 Jeep Grand Cherokee

Tiny

Anonymous

January, 4, 2013 AT 3:20 PM

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.

1 Answer

Tiny

hmac300

January, 4, 2013 AT 3:59 PM

A misfire or maybe lean condition. Scan for codes and check fuel pressure.

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