For 1987, 1989 GMC R2500 Auto Trans Downshift Relay Connector SMP 33626HZDN

For 2002 Dodge Ram 2500 Auto Trans Downshift Relay Connector SMP 99647DVJN 2001

For 1988-1991 GMC C1500 Auto Trans Downshift Relay Connector SMP 95162BWKP 1994

For 1988-1991 GMC K1500 Auto Trans Downshift Relay Connector SMP 23953DRNX 1995

For GMC R1500 Suburban Auto Trans Downshift Relay Connector SMP 28875GRQQ

For 1987 Chevrolet R30 Auto Trans Downshift Relay Connector SMP 47567TVBC 1988

For 1987-1991 GMC R2500 Suburban Accessory Power Relay Connector SMP 49618KHFK

For 1990-1991 GMC R2500 Suburban Driving Light Relay Connector SMP 81142YCCR