Add-on Electrical Equipment
The OnStar system is integrated into the electrical architecture of the vehicle. Do not add any electrical equipment. See Add-On Electrical Equipment. Added electrical equipment may interfere with the operation of the OnStar system and cause it to not operate.
See also:
Washing the Vehicle
To preserve the vehicle's finish, wash it often and out of direct sunlight.
Notice: Do not use petroleum based, acidic, or abrasive cleaning agents as they
can damage the vehicle's paint, m ...
Tire Rotation
If the vehicle has non-directional
tires, they should be rotated
every 12 000 km/7,500 mi.
See Maintenance Schedule.
Tires are rotated to achieve a
uniform wear for all tires.
The first rotat ...
Power Door Locks
Instrument Panel
Front Door Panels
(Lock): Press to lock the doors.
(Unlock):
Press to unlock the doors. ...






