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:
Cleaning Exterior Lamps/ Lenses and Emblems
Use only lukewarm or cold water, a soft cloth, and a car washing soap to clean
exterior lamps and lenses. Follow instructions under "Washing the Vehicle" later
in this section. ...
Weight of the Trailer Tongue
The tongue load (A) of any trailer is an important weight to measure because
it affects the total gross weight of the vehicle. The Gross Vehicle Weight
(GVW) includes the curb weight of the vehicle, ...
Turn-by-Turn Navigation
1. Push to connect to a live
Advisor.
2. Request directions.
3. Directions are downloaded to
the vehicle.
4. Follow the voice-guided
commands. ...






