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:
Pulling a Trailer
Here are some important points:
There are many different laws, including speed limit restrictions, having
to do with trailering. Make sure the rig will be legal, not only where you live
but ...
Liftgate
Power Liftgate
Vehicles with an automatic
transmission must be in P (Park)
and a manual transmission must be
in Neutral to operate the power
liftgate.
To open the liftgate from inside,
s ...
Address Entry
Address Entry: Enter either a city
or street to use the address entry destination method.
To enter a destination by inputting the city name first:
1. Press DEST.
2. Select (Address Entry).
3. ...






