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 WarningDriver Information Center (DIC)
The DIC display is in the instrument cluster. It shows the status of many vehicle
systems. The controls for the DIC are on the turn signal lever.
1. SET/CLR: Press to set or clear the menu item displayed.
2. : Turn the band to scroll through
the menu items.
3. MENU: Press to display the DI ...
Instrument Panel Center Trim Panel Replacement
Instrument Panel Center Trim Panel Replacement
Callout
Component Name
1
Instrument Panel Center Trim Panel (Qty:?€‰2)
Procedure
Use a flat bladed plastic trim tool in order to disengage the retainers
secur ...
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 ...