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 WarningFront Fender Replacement
Preliminary Procedure
Remove the front bumper fascia. Refer to Front Bumper Fascia
Replacement
Remove front bumper fascia guide. Refer to Front Bumper Fascia
Replacement
Remove the wheelhouse liner. Refer to Front Wheelhouse Liner Replacement
Remove the headlamp. Refer to H ...
Lighting
Specifications
Headlights/Daytime Running Lights (DRL) Schematics
Interior Lights Schematics
...
Seat Adjustment
WARNING
You can lose control of the vehicle if you try to adjust a driver seat while
the vehicle is moving.
Adjust the driver seat only when the vehicle is not moving.
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 ...