See also:

Programmable Locking Feature
Following are the two locking modes that can be programmed: Mode 1: All doors lock when the transmission is shifted out of PARK (P). Mode 2: All doors lock when the vehicle speed is greater t ...

Security
OnStar provides services like Stolen Vehicle Assistance, Remote Ignition Block, and Roadside Assistance, if the vehicle is equipped with these services. OnStar can unlock the vehicle doors remotel ...

Once a Year
• Starter switch check. See Owner Checks and Services. • Parking brake and automatic transmission P (Park) mechanism check. See Owner Checks and Services. • Automatic transmission shiftl ...