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

For 1987-1989 GMC R2500 Bulb Socket Front Dorman 22552SHDM 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 Wells 22898RVVD 1988

For 1987-1989 GMC R2500 Bulb Socket Rear Wells 83919CDKT 1988

For 1987-1989 GMC R2500 Suburban Bulb Socket Rear Wells 27481WDBD 1988