Parking on Hills
WARNING
Parking the vehicle on a hill with the trailer attached can be dangerous. If
something goes wrong, the rig could start to move.
People can be injured, and both the vehicle and the trailer can be damaged.
When possible, always park the rig on a flat surface.
If parking the rig on a hill:
1. Press the brake pedal, but do not shift into P (Park) yet.
Turn the wheels into the curb if facing downhill or into traffic if facing uphill.
2. Have someone place chocks under the trailer wheels.
3. When the wheel chocks are in place, release the brake pedal until the chocks
absorb the load.
4. Reapply the brake pedal.
Then apply the parking brake and shift into P (Park).
5. Release the brake pedal.
See also:
Manual Mode
Driver Shift Control (DSC)
The vehicle has Driver Shift Control (DSC). DSC controls the vehicle's transmission
and vehicle speed while driving down hill or towing a trailer by allowing you to ...
Potential Issues
Some OnStar services are disabled
after five days. OnStar cannot
perform Remote Door Unlock or
Stolen Vehicle Assistance after the
vehicle has been off continuously
for five days. After five ...
Starting the Engine
When first starting the vehicle, the
engine idle speed will be elevated
to allow the catalytic converter, an
emissions control device, to quickly
reach operating temperature.
After approximat ...






