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Model Identification

WARNING: This page is about a different car, the 2002 Buick Regal and 2002 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.
WARNING: Vehicle is equipped with Supplemental Inflatable Restraint (SIR) system. When servicing vehicle, use care to avoid accidental air bag deployment. SIR system-related components are located in various locations throughout interior and exterior of vehicle, depending on application. Do not use electrical test equipment on or near these circuits. If necessary, deactivate SIR system before servicing components. See DISABLING & ACTIVATING AIR BAG SYSTEM in RESTRAINTS.
MODEL IDENTIFICATION

Model Body Designation
Century Custom W/S
Century Limited W/Y
Regal GS W/F
Regal LS W/B
The 4th & 5th digit of the vehicle identification number.