Drive Pinion Flange/Yoke and/or Oil Seal Replacement

WARNING: This page is about a different car, the 2016 GMC Acadia, 2016 Chevrolet Traverse, and 2016 Buick Enclave. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Differential Pinion Seal

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
Preliminary Procedures Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle . Remove the torque tube assembly. Refer to Driveline Torque Tube Replacement .
1	Differential Pinion Seal Procedure Install a sheet metal screw into the seal. Attach a pair of pliers or a slider hammer to the screw and remove the seal. Inspect the fluid level. Refer to Axle Lubricant Change . TIP: The pinion flange, the nut and the dust cover are NOT SERVICED separately. These items are serviced with the torque tube assembly. Special Tools J 44636-1 Front Output Shaft Seal Installer

Callout

Component Name

Preliminary Procedures

Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
Remove the torque tube assembly. Refer to Driveline Torque Tube Replacement .

Differential Pinion Seal

Procedure

Install a sheet metal screw into the seal.
Attach a pair of pliers or a slider hammer to the screw and remove the seal.
Inspect the fluid level. Refer to Axle Lubricant Change .

TIP: The pinion flange, the nut and the dust cover are NOT SERVICED separately. These items are serviced with the torque tube assembly.
Special Tools
J 44636-1 Front Output Shaft Seal Installer