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 WarningOverview (AM-FM Radio)
45tune<=backtoneseekl>klseekpushmenu101112131415
FAV 1-2-3 (Favorites)
Radio: Opens the favorites list.
O /VOL (Power/Volume)
Turns the system on or off and adjusts the volume.
Buttons 1−6
Radio: Saves and selects favorite stations.
SEEK ¨
Radio ...
Liftgate Replacement
Liftgate Replacement
Callout
Component Name
Preliminary Procedures
Disconnect the electrical connectors.
Disconnect the liftgate struts. Refer to Liftgate Strut Replacement.
Remove the body lock pillar upper trim. Refe ...
Drive Range, Third Gear (Gen 2)
As vehicle speed increases and operating conditions become appropriate, the transmission
control module (TCM) processes input signals from the automatic transmission input
and output speed sensors, the throttle position sensor and other vehicle sensors
to determine the precise moment to comman ...