2004-2007 Ford F-150 SHUDDER/ VIBRATION ON MODERATE TO HARD ACCELERATION

download FORD: LINCOLN: This article supersedes TSB 06-11-3 to update the vehicle model years. ISSUE: Some 2004-2007 F-150 and 2006-2007 Mark LT vehicles may exhibit shudder/vibration on moderate to hard acceleration. ACTION: Adjust the rear axle pinion angle. Order and install the appropriate shim kit for 4X2 / 4X4 Light Duty or 4X2 / 4X4 [...]