For 1987-1989 GMC R2500 Bulb Socket Dorman 48578XYDD 1988

For 1987-1989 GMC R2500 Suburban Bulb Socket Front Dorman 39288PSHZ 1988

For 1987-1991 GMC R2500 Suburban Bulb Socket Rear Dorman 13392BVGB 1988 1989

For 1987-1991 GMC R2500 Suburban Bulb Socket Dorman 99517YRPT 1988 1989 1990

For 1987-1989 GMC R2500 Bulb Socket Rear Dorman 18323TPQT 1988

For 1987-1989 GMC V1500 Suburban Bulb Socket Front Dorman 65956KJGC 1988

For 1987-1989 GMC V3500 Bulb Socket Front Dorman 13949SCJW 1988

For 1989 Chevrolet R2500 Bulb Socket Front Dorman 38454FNXJ