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.
- Press and hold the bottom of the control (B) to decrease support to the top of the seatback and increase support to the bottom of the seatback.
- Press and hold the front or rear of the control (B) to increase or decrease support to the entire seatback.
See also:
Instrument Panel, Leather,
Vinyl, and Other Plastic
Surfaces
Use a soft microfiber cloth
dampened with water to remove
dust and loose dirt. For a more
thorough cleaning, use a soft
microfiber cloth dampened with a
mild soap solution.
Notice: Soaking ...
Weight-Distributing Hitch Adjustment
A. Body to Ground Distance
B. Front of Vehicle
When using a weight-distributing hitch, the spring bars should be adjusted so
the distance (A) is the same after coupling the trailer to the tow ve ...
Place a Call Using a Stored
Number
1. Push . System responds:
“OnStar ready.”.
2. Say “Call <name tag>.”.
System responds: “OK,
calling <name tag>.” ...






