For any bulb-changing procedure not listed in this section, contact your dealer.
Headlamp Aiming
Halogen HeadlampsWheel Alignment Measurement
Steering and vibration complaints are not always the result of improper
alignment. One possible cause is wheel and tire imbalance.
Another possibility is tire lead due to worn or improperly manufactured tires.
Lead/pull is defined as follows: At a constant highway speed
on a typical straight ...
Installation Procedure
Note: If the location of the original plug weld holes can not be
determined, space the braze holes every 40 mm (1½ in).
Create 5 x 18 mm (4/16 x 11/16 in) slots for MIG-brazing along the edges
of the rear floor panel filler as noted from the original
panel.
Clean and prepare ...
Navigation
OnStar navigation requires the Directions and Connections service plan.
Press to receive directions or have
them sent to the vehicle navigation screen, if equipped.
Destinations can also be forwarded to the vehicle from MapQuest.com.
The OnStar mapping database is continuously updated. For cov ...