For 1987-1989 GMC R2500 Throttle Position Sensor APR 12327DWKR 1988

For 1987-1990 GMC R2500 Suburban Throttle Position Sensor NGK 43994XS 1988 1989

For 1987-1989 GMC R2500 Throttle Position Sensor Walker 14263YQWW 1988

For 1987-1989 GMC R2500 Throttle Position Sensor Walker 73482WTBD 1988

For 1987-1989 GMC R2500 Throttle Position Sensor SMP 72367CSRJ 1988

For 1987-1990 GMC R2500 Suburban Throttle Position Sensor APR 28219VMSR 1988

For 1987-1989 GMC R2500 Throttle Position Sensor SMP 34796SBBB 1988