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 (MIG-Brazing)
Installation ProcedureHeadlamp Aiming Procedure
Open the hood.
Measure from the floor to the center of the headlamp bulb. Some
headlamps have an aim dot marked on the headlamp lens.
At the screen, measure from the floor and place the horizontal tape at
the measured distance.
Measure from the reference line on the floor to the le ...
Brake Pedal Position Sensor Calibration
Calibration Criteria
Note: Do not apply the brake pedal during the brake pedal position
(BPP) sensor calibration procedure. Any movement of the brake pedal
during this procedure will cause the calibration procedure to fail. If this
occurs, the sensor calibration must be repeated.
Brake pedal ...
OnStar Overview
If equipped, this vehicle has a comprehensive, in-vehicle system that can connect
to a live Advisor for Emergency, Security, Navigation, Connection, and Diagnostic
Services.
The OnStar system status light is next to the OnStar buttons. If the status light
is:
• Solid Green: System is ready ...