Automatic Transmission Shift Lock Control Function Check
WARNING
When you are doing this inspection, the vehicle could move suddenly. If the
vehicle moves, you or others could be injured.
1. Before starting this check, be sure there is enough room around the vehicle. It should be parked on a level surface.
2. Firmly apply the parking brake. See Parking Brake.
Be ready to apply the regular brake immediately if the vehicle begins to move.
3. With the engine off, turn the ignition on, but do not start the engine. Without applying the regular brake, try to move the shift lever out of P (Park) with normal effort. If the shift lever moves out of P (Park), contact your dealer for service.
See also:
Fuel Additives
To provide cleaner air, all gasolines in the United States are now required
to contain additives that help prevent engine and fuel system deposits from
forming, allowing the emission control system ...
Place a Call Using a Stored
Number
1. Push . System responds:
“OnStar ready.”.
2. Say “Call <name tag>.”.
System responds: “OK,
calling <name tag>.” ...
Manual Transmission
If the vehicle has a manual
transmission, the shift lever is
located on the center console
between the front seats.
The following explains how to
operate the manual transmission.
CTS
CT ...