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 WarningTest Probe Caution
Caution: Do not insert test equipment probes (DMM etc.) into any
connector or fuse block terminal. The diameter of the test probes will
deform most terminals. A deformed terminal will cause a poor connection, which
will result in a system failure. Always use the EL-35616
GM-Approved Terminal T ...
Air Conditioning Condenser Replacement (1.6L LDE, LXT, LXV, and 1.8L 2H0)
Removal Procedure
Recover the refrigerant. Refer to Refrigerant Recovery and Recharging.
Disconnect battery negative cable. Refer to Battery Negative Cable
Disconnection and Connection.
Remove front bumper fascia. Refer to Front Bumper Fascia Replacement.
Remove air intake duct ...
Relieving Fuel Pressure Warning
Warning: Remove the fuel tank cap and relieve the fuel system
pressure before servicing the fuel system in order to reduce the risk of
personal injury. After you relieve the fuel system pressure, a small amount of
fuel may be released when servicing the fuel lines, the fuel
injection pump, or ...