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 WarningAir 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 ...
Rear Bumper Fascia Outer Guide Replacement
Preliminary Procedure
Remove the rear bumper fascia. Refer to Rear Bumper Fascia Replacement.
Rear Bumper Fascia Outer Guide Rivet (Qty: 3)
Special Tools
BO-594-A Hand Rivet Tongs
For equivalent regional tools, refer to Special Tools.
Rear Bumper Fascia Outer Guide
...
Removal Procedure
Warning: Refer to Approved Equipment for Collision Repair Warning in the
Preface section.
Warning: Refer to Collision Sectioning Warning in the Preface section.
Warning: Refer to Glass and Sheet Metal Handling Warning in the Preface section.
Disable the SIR System. Refer to SIR Disabling ...