Transmission
Automatic Transmission

P: Park
R: Reverse
N: Neutral
D: Drive
Manual Mode
Move the selector lever from D (Drive) to the left. Press the shift lever forward (+) to upshift or rearward (−) to downshift.
The selector lever can only be moved out of P (Park) when the ignition is on and the brake pedal is applied. To engage P (Park) or R (Reverse), push the release button.
See Automatic Transmission .
See also:
Vehicle Care/Appearance Materials
...
Turn and Lane-Change Signals
The turn signal has two upward (for right) and
two downward (for left) positions. These positions
let you signal a turn or a lane change.
To signal a turn, move the lever all the way up or
down. ...
Diagnostics
OnStar Vehicle Diagnostics will
perform a vehicle check every
month. It will check the engine,
transmission, antilock brakes, and
major vehicle systems. It also
checks the tire pressures, if ...
