For 1989 Chevrolet R2500 License Light Bulb API 67465QBMF

For 1988-1989 GMC R2500 License Light Bulb API 42533NZBV

API 53FK26M License Light Bulb Fits 1988-1989 GMC R2500

For 1989-1991 Chevrolet R2500 Suburban License Light Bulb API 31871DGPW 1990

API ProTune License Light Bulb fits Chevy R2500 1989 38JNVC

For 1987-1991 GMC R2500 Suburban License Light Bulb API 62793NCPM 1988 1989 1990

API 27BZ18M Back Up Light Bulb Fits 1989 Chevy R2500

API 56QJ15G License Light Bulb Fits 1989-1991 Chevy R3500