Power Lumbar
On vehicles with power lumbar, the control is located on the outboard side of the front seats.
For vehicles with a two-way lumbar control, press the control top or bottom to increase or decrease support in the lower seatback.
On vehicles with a four-way lumbar control, press the control forward or rearward to increase or decrease support in the lower seatback. Press the top or bottom of the control to raise or lower the support in the seatback.
The lumbar support may need to be re-adjusted when changing the seating position.
See also:
General Information
For service and parts needs, visit your dealer. You will receive genuine GM parts and GM-trained and supported service people.
Genuine GM parts have one of these marks:
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Rear Axle
When to Check Lubricant
It is not necessary to regularly check rear axle
fluid unless you suspect there is a leak or you hear
an unusual noise. A fluid loss could indicate a
problem. Have it inspe ...
Disarming the System
To disarm the system, do one of the
following:
• Press on the RKE transmitter.
• Approach the vehicle with the
RKE transmitter (keyless
access).
• Start the engine.
The alarm automati ...