

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 Identification
The eighth character in the VIN is the engine code. This code identifies the vehicle's engine, specifications, and replacement parts. See “Engine Specifications” under Capacities and Specifications for the vehicle's engine code.
Service Parts Identification LabelWireless Communication Interface Antenna Replacement
Wireless Communication Interface Antenna Replacement
Callout
Component Name
Preliminary Procedure
Remove the communication interface module. Refer to
Communication Interface Module Replacement
1
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OnStar Description and Operation
This OnStar® system consists of the following components:
Telematics communication interface control module
OnStar® three button assembly
Microphone
Cellular antenna
Navigation antenna
Bluetooth® antenna (If equipped)
Back up battery (If equipped)
This system also interfaces wi ...
Air Conditioning Compressor Oil Balancing
Draining Procedure
Note: Drain and measure as much of the refrigerant oil as
possible from the removed compressor.
Drain the oil from both the suction and discharge ports of the removed
compressor into a clean, graduated container. Rotate the compressor sha ...