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 WarningHood Primary Latch Release Cable Replacement
Preliminary Procedure
Remove hood primary latch release cable handle. Refer to Hood Primary
Latch Release Cable Handle Replacement.
Remove the front bumper fascia. Refer to Front Bumper Fascia Replacement
Remove the radiator grille support. Refer to Radiator Grille
Reinforcem ...
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
...
Installation Procedure
Align the rear compartment floor panel.
Drill 4 mm (3/16 in) for rivets along the edges of the rear compartment
floor were you cant apply a resistance spot welder.
Clean and prepare the attaching surfaces for
spot welding and riveting.
Apply structural adhesive to all a ...