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:

Vehicle Care
California Proposition 65 WarningInstallation Procedure
Cut the rocker outer panel in corresponding locations to fit the
remaining original panel. The sectioning joint should be trimmed to
allow a gap of one-and-one-half-times the metal thickness at the sectioning
joint.
Create 50 mm (2 in) backing plates from the unused portion of the
...
Climate Controls
The heating, cooling, defrosting, and ventilation for the vehicle can be controlled
with these systems.
Vehicles without Air Conditioning
1. Temperature Control
2. Bi-level Air Mode
3. Floor Air Mode
4. Vent Air Mode
5. Fan Control
6. Driver and Passenger Heated Seats (If Equipped)
7. Re ...
Seat Adjustment
Manual Front Seats
To adjust a manual seat:
1. Pull the handle at the front of the seat.
2. Slide the seat to the desired position and release the handle.
3. Try to move the seat back and forth to be sure it is locked in place.
Seat Height Adjuster
If available, move the lever up or down t ...