Engine Oil Additives/Engine Oil Flushes
Do not add anything to the oil.
The recommended oils with the dexos specification and displaying the dexos certification mark are all that is needed for good performance and engine protection.
Engine oil system flushes are not recommended and could cause engine damage not covered by the vehicle warranty
See also:
Ending a Call
Turn or press the MENU/SELECT knob and select Hang Up. ...
Trailer Towing
(Except CTS-V and
Coupe)
Before pulling a trailer, there are
three important considerations that
have to do with weight:
- The weight of the trailer.
- The weight of the trailer tongue.
- The total weight on the vehicl ...
Seat Adjustment
To adjust the seat:
Move the seat forward or rearward by sliding the control forward or rearward.
Raise or lower the front or rear part of the seat cushion by moving the
front or rear of th ...






