OnStar Overview
EmergencyRecommended Fuel
Use regular unleaded gasoline with a posted octane rating of 87 or higher. If
the octane rating is less than 87, an audible knocking noise, commonly referred
to as spark knock, might be heard when driving.
If this occurs, use a gasoline rated at 87 octane or higher as soon as possible.
If hea ...
Driver or Passenger Seat Back Cushion Cover and Pad Replacement
Removal Procedure
Warning: Refer to SIR Warning in the Preface section.
Warning: Replace the passenger presence system as a complete assembly to prevent
possible injury to the occupant. The bladder, the
pressure sensor, the seat cushion, and the control module are assembled and
calibrated a ...
Installation Procedure
Drill 8 mm (5/16 in) for plug welding along the edges of the tail lamp
pocket as noted from the original panel.
Note:
Clean and prepare the attaching surfaces for welding.
Position the tail lamp pocket on the vehicle.
Verify the fit of the tail lamp pocket.
Clamp ...