The engine bogs out with hesitation before idled to high and now to low. I do not smell fuel in the exhaust.
May 18, 2016 at 12:13 PM
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HMAC300
✓Experienced Mechanic
48,601 POSTS
check for a vacuum leak on the tbi units they love to blow the gasket beneath the unit which causes a lot of the problems you describe. you can use choke cleaner if rpm changes while spraying it around tbi you have found your leak.