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 WarningRecommended Fuel
Use regular unleaded gasoline with a posted octane rating of 87 or higher. If
the octane rating is less than 87, an audible knocking noise may be heard. If this
occurs, use a gasoline rated at 87 octane or higher as soon as possible. If heavy
knocking is heard when using gasoline with a higher ...
Fog Lamps (RS)
To replace the front fog lamp bulb:
Locate the fog lamp located under the front fascia.
Remove the cap from the back of the fog lamp assembly.
Disconnect the electrical connector from the fog lamp bulb assembly.
Remove the bulb by turning it counterclockwise and pulling it straight out ...
Evaporative Emission Canister Vent Solenoid Valve Replacement
Evaporative Emission Canister Vent Solenoid Valve Replacement
Callout
Component Name
Preliminary Procedures
Disconnect the battery negative cable. Refer to Battery Negative
Cable Disconnection and Connection.
Remove the e ...