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 WarningFuel Tank Filler Pipe Replacement (Steel Tank)
Removal Procedure
Remove the fuel filler door housing. Refer to Fuel Tank Filler Door
Latch Housing Replacement.
Remove the bracket fastener (1).
Lift and support the vehicle. Refer to Lifting and Jacking the Vehicle.
Remove the fuel tank filler p ...
Charge Air Cooler Outlet Air Hose Replacement
Removal Procedure
Remove the front bumper fascia. Refer to Front Bumper Fascia Replacement.
Loosen the clamp (1) at the charge air cooler outlet pipe (2) to throttle
body (3).
Disconnect the intake air pressure and temperature sensor harness connect ...
Transmission Fluid Pump, Front Differential Carrier Baffle, and Front Differential
Ring Gear Installation (6T40/45)
Transmission Fluid Pump, Front Differential Carrier Baffle, and Front
Differential Ring Gear Installation
Callout
Component Name
1
Torque Converter and Differential Housing Seal
2
Fluid Pu ...