Torque Tube Assembly Cleaning and Inspection

WARNING: This page is about a different car, the 2004 Pontiac Aztek and 2004 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Viewl Of Torque Tube Assembly

Courtesy of GENERAL MOTORS CORP.

IMPORTANT: The internal components of the torque tube assembly are not serviced separately. Replace the tube and internal components as an assembly.

Inspect the torque tube for broken or cracked welds (1), dents or damage to the exterior of the tube (2), a damaged propeller shaft flange (3), or loose or missing dampners (4).

Fig 2: Inspecting Sealing Surface Of Propeller Shaft

Courtesy of GENERAL MOTORS CORP.

Inspect the propeller shaft seal surface (1) for wear or excessive scoring.
Inspect the propeller shaft splines (2) for any unusual or excessive wear.