Torsion Bars Bushing Replacement

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2012 GMC Yukon XL, 2012 GMC Yukon, 2012 Chevrolet Tahoe, 2012 Chevrolet Suburban, and 2012 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Torsion Bars Bushing

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
Preliminary Procedure Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle . Remove the torsion bars. Refer to Torsion Bar and Support Assembly Replacement (Link Style) .
1	Front Suspension Torsion Bar Bushing Procedure When installing the NEW bushing, ensure that the inner slot is horizontal. Using the appropriate bushing remover/installer, remove the bushing. After installing the bushing, peen the bushing in three places 120 degrees apart from each other. Measure the trim height. Refer to Trim Height Inspection .

Callout

Component Name

Preliminary Procedure

Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
Remove the torsion bars. Refer to Torsion Bar and Support Assembly Replacement (Link Style) .

Front Suspension Torsion Bar Bushing

Procedure

When installing the NEW bushing, ensure that the inner slot is horizontal.
Using the appropriate bushing remover/installer, remove the bushing.
After installing the bushing, peen the bushing in three places 120 degrees apart from each other.
Measure the trim height. Refer to Trim Height Inspection .