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:
TEHAMA™ Leather
The leather surface on the seat was not designed to be aggressively cleaned using
any commercial product. Use a well wrung cloth dampened with water to remove dust.
Do not use a wet cloth or satur ...
Vehicle Positioning
At times, the position of the vehicle on the map may be inaccurate due to one
or more of the following reasons:
Road system has changed.
Vehicle is driving on slippery road surfaces such as in ...
Engine Oil Life System
The engine oil life system calculates engine oil life based on vehicle use
and displays the CHANGE ENGINE OIL SOON message when it is time to change the
engine oil and filter.
The oil life system ...