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2001 Chevrolet Blazer Question: engine misfire at speeds between 45 and 55,fluctuating rpms

 

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johny d, Slatington, PA, January 14, 2013, 16:48
 Rookie

truck runs fine except between this speed

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  • Answer #1

    January 14, 2013, 20:31
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     Master

    Do you have any check engine codes? If so, get read and post. It sounds like either a misfire condition or or an intake/exhaust flow issue. Need to get comp. read to see if any codes are present.

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