Power Lumbar

On vehicles equipped with either a two-way or four-way lumbar, the control is located on the outboard side of the seats.
For a detailed operation description see Power Lumbar .
See also:
Special Application Services
• Severe Commercial Use
Vehicles Only: Lubricate chassis
components every 5 000 km/3,000 mi.
• Have underbody flushing service
performed once a year. ...
Fog Lamps
To replace the fog lamp bulb:
1. Locate the bulb assembly under the front fascia.
2. Disconnect the electrical connector from the bulb assembly.
3. Remove the bulb by turning it counterclockwise an ...
Storing and Deleting Phone Numbers
The system can store up to 30 phone numbers as name tags in the Hands-Free Directory
that is shared between the Bluetooth and OnStar systems.
The following commands are used to delete and store pho ...
