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Old 01-04-2012, 10:41 AM
jburke4689 jburke4689 is offline
Officially Welcomed to the 'Fest
Location: Ellicott City, MD
Join Date: Apr 2008
Posts: 746
Mein Auto: 2007 335i
Originally Posted by Alpine300ZHP View Post
This is exactly what contaminated injectors and carbon buildup feel like. Shuddering at idle and stumbling idle are usually carbon buildup rather than injectors.
Alpine, my car idles smooth as silk and runs great at all rpm. The only problem is the one I described on my post. The car even runs smooth at 2500-3000 rpm when cruising. It is only under load that I get the roughness.
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