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Old 10-23-2011, 10:54 AM
Scrapper Scrapper is offline
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Re: 91 lumina has bad hesitation after warm up

Quote:
Originally Posted by allisonmo2 View Post
on a whim i unplugged my o2 sensor and went for a rid. after about 3 miles the familiar shake was back but this time it stopped after about another mile of driving. make any sense? i'll reply again after trip to work and back tomorrow. 25 miles each way.
have you took hose off of throttle body and looked at butterfly see if it's dirty it might need cleaned?
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