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 WarningChecking Engine Oil
It is a good idea to check the engine oil level at each fuel fill. In order to
get an accurate reading, the oil must be warm and the vehicle must be on level ground.
The engine oil dipstick handle is a loop. See Engine Compartment Overview for the location of the engine oil dipstick.
1. I ...
Vehicle Identification Number (VIN)
This legal identifier is in the front corner of the instrument panel, on the
left side of the vehicle. It can be seen through the windshield from outside. The
VIN also appears on the Vehicle Certification and Service Parts labels and certificates
of title and registration.
Engine Identifi ...
Exhaust Heat Shield Replacement
Exhaust Heat Shield Replacement
Callout
Component Name
Preliminary Procedure
Disconnect the exhaust system hangers and allow the exhaust system to
rest on the rear axle.
1
Exhaust Heat Shield Fa ...