Removal Procedure

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2011 GMC Yukon XL, 2011 GMC Yukon, 2011 Chevrolet Tahoe, 2011 Chevrolet Suburban, and 2011 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.

NOTE:

When lifting the vehicle to service the torsion bars or related components, DO NOT lift the vehicle by the front suspension. Use the appropriate hoist and lift the vehicle by the frame.

Fig 1: Installing Special Tool To Adjustment Arm And Crossmember

Courtesy of GENERAL MOTORS CORP.

CAUTION:

Use care when handling the torsion bars in order to avoid chipping or scratching the coating. Damage to the coating will result in premature failure of the torsion bars.

Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
Install the J 36202 to the adjustment arm and the support assembly.
Using the J 36202 , increase the tension on the adjustment arm until the load is removed from the adjustment bolt and the adjuster nut.

Fig 2: Adjustment Bolt And Adjuster Nut

Courtesy of GENERAL MOTORS CORP.

NOTE:

Create a reference point for the adjustment bolt to the support. Count the number of times that is required to remove the adjustment bolt.

Remove the adjustment bolt (3) and the adjuster nut (4) from the support assembly (1).
Remove the J 36202 , allowing the torsion bar to unload.
Remove the adjustment arm (2) by sliding the torsion bar forward.
Remove the adjustment arm (2) from the support assembly (1).

Fig 3: Upper Link, Mounting Nuts And Bolts

Courtesy of GENERAL MOTORS CORP.

Remove the upper link mounting bolt (1) and nut (2) from the link (3).
Remove the torsion bar support assembly (4).

NOTE:

The left and right torsion bars are different and are not interchangeable

Remove the torsion bar from the vehicle.