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TSB Main Page
Publication Date: March 3, 2006

2005-2006 F-Super Duty

This article supersedes TSB 06-3-11 to update the vehicle model years.


Some 2005-2006 F-Super Duty vehicles equipped with a 6.0L engine may exhibit a buck/jerk condition in Low (L), first (1st), or second (2nd) in manual transmission vehicles, or in manual 1st, manual 2nd, or in tow-haul mode in first (1st) or second (2nd) on automatic transmission vehicles. This concern occurs anywhere from 1800-2500 RPM at steady throttle or slight tip in. Concern will be more evident under a load, or while pulling a trailer. This concern is more noticeable in manual transmission equipped vehicles.


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