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 WarningHalogen Bulb Warning
Warning: Halogen bulbs contain gas under pressure. Handling a bulb
improperly could cause it to shatter into flying glass fragments. To help avoid
personal injury:
Turn off the lamp switch and allow the bulb to cool before changing
the bulb.
Leave the lamp switch OFF until th ...
Rear Side Door Window Regulator Handle Replacement
Rear Side Door Window Regulator Handle Replacement
Callout
Component Name
1
Rear Side Door Window Regulator Handle Clip
Procedure
Use the appropriate tool, remove the clip from handle.
2
...
Control Solenoid Valve and Transmission Control Module Assembly Replacement
Removal Procedure
Remove the transmission control valve body cover.
Refer to Control Valve Body Cover Replacement.
Disconnect the output speed sensor electrical connector (2).
Disconnect the shift position switch electrical connector (3).
Disconn ...