2001 Chevrolet Blazer Q&A

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

truck runs fine except between this speed -
Answer 1
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. -