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Label - Service Parts ID

WARNING: This page is about a different car, the 2004 Chevrolet Monte Carlo and 2004 Chevrolet Impala. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Service Parts ID Label
GM65485Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Vehicle Identification Number
2 Engineering Model Number (Vehicle Division, Vehicle Line and Body Style)
3 Interior Trim and Decor Level
4 Exterior (Paint Color) WA Number
5 Paint Technology
6 Special Order Paint Colors and Numbers
7 Vehicle Option Content
Fig 2: Service Parts ID Label Location
GM596533Courtesy of GENERAL MOTORS CORP.

The service parts identification label has been developed and placed on the vehicle to help service and parts personnel identify parts and options that were originally installed on the vehicle. The service parts identification label is located on the inside of the rear compartment lid (1).

Refer to RPO Code List  for a definition of the codes that are printed on the service parts identification label or referred to in this service information.