Inspection and Verification
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.
Certain axle and driveline symptoms are also common to the engine, transmission, wheel bearings, tires and other parts of the vehicle. For this reason, be sure that the cause of the trouble is in the axle before disassembling, adjusting or repairing the axle. Refer to NOISE, VIBRATION & HARSHNESS .
Certain driveshaft vibration symptoms are common to the front accessory drive (FEAD), the engine, transmission or tires. Be sure the cause is the driveshaft before repairing or installing a new driveshaft. Refer to NOISE, VIBRATION & HARSHNESS .
Certain symptoms may be caused by Traction-Lok® differentials. Check the vehicle certification label and axle identification tag to determine the type of differential. Refer to IDENTIFICATION CODES .