Power Door Locks
Press 
or
on the Remote Keyless Entry (RKE) transmitter.
See Remote Keyless Entry (RKE) System Operation .
Premium Trim Shown, Up-Level Similar
(Lock): Press to lock the doors.
(Unlock): Press to unlock the doors.
See also:
Power Lumbar
To adjust the lumbar support,
if equipped:
- Press and hold the top of the
control (B) to increase support to
the top of the seatback and
decrease support to the bottom
of the seatback.
- ...
Current and Past Models
Technical Service Bulletins and
Manuals are available for current
and past model GM vehicles.
ORDER TOLL FREE:
1-800-551-4123 Monday – Friday
8:00 AM – 6:00 PM Eastern Time
For Credit Card Or ...
Battery Load Management
The vehicle has Electric Power Management (EPM) that estimates the battery's
temperature and state of charge. It then adjusts the voltage for best
performance and extended life of the battery.
Wh ...