Diagnostic Routine - Noise (Chatter/Shudder) In Tight Turns, Limited Slip Differential

WARNING: This page is about a different car, the 2006 Mercury Grand Marquis and 2006 Ford Crown Victoria. However, it is still accessible from the selected car via links, so may be relevant.

DIAGNOSTIC ROUTINE - NOISE (CHATTER/SHUDDER) IN TIGHT TURNS, LIMITED SLIP DIFFERENTIAL

Possible Component	Reference/Action
Clutch pack	VERIFY the condition. With the vehicle in cold startup, MAKE SURE that the vehicle is in 2WD, to isolate the rear axle. TURN the wheel fully right (or fully left) and then ACCELERATE the vehicle. If the condition is verified to be in the rear axle, CHECK the axle shaft end play. ADD 4 oz of friction modifier and make sure condition still exists. REMOVE and INSTALL new clutch packs.