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 WarningProgramming Transmitters to the Vehicle
Only RKE transmitters programmed to this vehicle will work. If a transmitter
is lost or stolen, a replacement can be purchased and programmed through your dealer.
When the replacement transmitter is programmed to this vehicle, all remaining transmitters
must also be reprogrammed. Any lost or s ...
Windshield Washer Nozzle Hose Replacement
Windshield Washer Nozzle Hose Replacement
Callout
Component Name
Preliminary Procedure
Remove the hood insulator. Refer to Hood Insulator Replacement.
1
Windshield Washer Nozzle Hose
Procedure
...
Vehicle Speed Sensor Replacement
Vehicle Speed Sensor Replacement
Callout
Component Name
1
Engine Wiring Harness Bracket Nut
Caution: Refer to Fastener Caution.
Tighten
9 Y (80 lb in)
2
...