OnStar Additional Information
IntroductionInstallation Procedure
Note: If the location of the original plug weld holes can not be
determined, space the plug weld holes every 40 mm (1½ in).
Drill 8 mm (5/16 in) for plug welding along the edges of the rear floor
panel filler as noted from the original
panel.
Clean and prepare the atta ...
Loss of Control
Skidding
There are three types of skids that correspond to the vehicle's three control
systems:
• Braking Skid — wheels are not rolling.
• Steering or Cornering Skid — too much speed or steering in a curve causes tires
to slip and lose cornering force.
• Acceleration Skid — too much thro ...
Installation Procedure
Create 5 x 18 mm (4/16 x 11/16 in) slots for MIG-Brazing along the edges
of the front wheelhouse panel rear reinforcement as
noted from the original panel.
Create a 5 x 18 mm (4/16 x 11/16 in) slot for MIG-Brazing where front
wheelhouse front panel and front wheelhouse panel ...