For 1988-1989 GMC R3500 Alternator Adapter Plug United Automotive 74466NWDC

For GMC Yukon Alternator Adapter Plug United Automotive 98848GK

For 1988-1989 GMC V3500 Alternator Adapter Plug United Automotive 23196BSNY

For 1988-1996 GMC G3500 Alternator Adapter Plug United Automotive 25912WGXZ 1989

For 1988-1999 GMC C3500 Alternator Adapter Plug United Automotive 15216DSWB 1989

For 1988-1999 GMC K2500 Alternator Adapter Plug United Automotive 89114TXGS 1989

For 1988-1989 GMC V3500 Alternator Adapter Plug United Automotive 91278RXMM

For GMC Savana 3500 Alternator Adapter Plug United Automotive 96531JMVM