See also:

Map Adjustments
The system lets you adjust the scale of view on the map. Also, as you drive, the map scrolls automatically based on the direction of travel. ...

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 interfer ...

Weight of the Trailer Tongue
The tongue load (A) of any trailer is very important because it is also part of the vehicle weight. The Gross Vehicle Weight (GVW) includes the curb weight of the vehicle, any cargo carried in it, ...