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:

California Proposition 65 WarningLock, Unlock Settings
Select and the following may display:
Remote Unlock Light Feedback
Remote Lock Light & Horn Feedback
Remote Door Unlock
Remote Unlock Light Feedback When on, the exterior lamps will flash when unlocking
the vehicle with the RKE transmitter.
Select Flash Lights or Lights Off.
Remot ...
Rear Compartment Lid Applique Replacement
Rear Compartment Lid Applique Replacement
Callout
Component Name
Preliminary Procedure
Open and support the rear compartment lid.
Remove the rear compartment lid inner panel trim. Refer to Rear
Compartment Lid Inner Panel ...
Fuel Tank Replacement
Removal Procedure
Disconnect the battery negative cable. Refer to Battery Negative Cable
Disconnection and Connection.
Relieve the fuel pressure. Refer to Fuel Pressure Relief.
Drain the fuel Tank. Refer to Fuel Tank Draining.
Lift and support the vehicle. Refer to Lifti ...