Lumbar Adjustment
Power Lumbar

If available, press and hold the front or rear of the control to increase or decrease lumbar support. Release the control when the seatback reaches the desired level of lumbar support.
See also:
Place a Call Using a Stored
Number
1. Push . System responds:
“OnStar ready.”.
2. Say “Call <name tag>.”.
System responds: “OK,
calling <name tag>.” ...
How to Check Automatic Transmission Fluid
Notice: Too much or too little fluid can damage the transmission. Too much can
mean that some of the fluid could come out and fall on hot engine parts or exhaust
system parts, starting a fire. Too ...
Vehicle Speed Messages
ICE POSSIBLE DRIVE
WITH CARE
This message displays when the
outside temperature is cold enough
to create icy road conditions.
Adjust your driving accordingly.
SPEED LIMITED TO
XXX KM/H (MPH ...






