Warning: Refer to Approved Equipment for Collision Repair Warning in the Preface section.
Warning: Refer to Glass and Sheet Metal Handling Warning in the Preface section.

Note: Note the number and location of welds for installation of the service assembly.

Underbody Rear Side Rail Reinforcement Replacement (MAG-Welding)
Installation ProcedureRadio Frequency Statement
This vehicle has systems that operate on a radio frequency that comply with Part
15 of the Federal Communications Commission (FCC) rules and with Industry Canada
Standards RSS-GEN/210/220/310.
Operation is subject to the following two conditions:
1. The device may not cause harmful interferenc ...
Rear Spring Insulator Replacement
Removal Procedure
Raise and suitably support the vehicle. Refer to Lifting and Jacking the
Vehicle.
Support the rear axle with a tall jack stand near the shock absorber.
Remove the lower shock bolt. Refer to Shock Absorber Replacement.
Using the tall jack stands, slowly lower the rear a ...
Service Publications Ordering Information
Service Manuals
Service Manuals have the diagnosis and repair information on the engines, transmission,
axle, suspension, brakes, electrical, steering, body, etc.
Service Bulletins
Service Bulletins give additional technical service information needed to knowledgeably
service General Motors c ...