Thread: 99 Silverado 4.3 stuttering/starting problems.
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Old 11-03-2011, 02:36 PM   #3
mseriously
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Join Date: Jun 2010
Location: Cedar Rapids, IA
Posts: 11
Re: 99 Silverado 4.3 stuttering/starting problems.
Quote:
Originally Posted by truckdude239 View Post
Bad o2 sensers will cause a miss or your cats m,ay be stoped up
Any way to clean the cats up? Or am I stuck buying new? O2 sensors I can replace I'm sure...probably not cost effective I'm sure.
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