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 WarningFront Suspension Description and Operation
The front suspension has 2 primary purposes:
Isolate the driver from irregularities in the road surface.
Define the ride and handling characteristics of the vehicle.
The front suspension absorbs the impact of the tires travelling over irregular
road surfaces and dissipates this energy t ...
Adhesives, Fluids, Lubricants, and Sealers
Adhesives, Fluids, Lubricants, and Sealers
Application
Type of Material
GM Part Number
United States
Canada
Wheels
Valve Stem
TPM
Mounting Lubricant
9985709
...
Transmission Assemble (Gen 1)
Special Tools
3-9506289 Universal Adapter
R-0007758 Holding Fixture
S-9407197 Differential Rotating Tool
S-9407198 Differential Bearing Race Wrench
For equivalent regional tools, refer to Special Tools.
Install the clutch and differential housing assembly (1)
onto ...