For 1987-1989 GMC P2500 Throttle Position Sensor APR 86941FMJV 1988 Base

For 1985-1989 Pontiac Firebird Throttle Position Sensor APR 57492FYQD 1986 1987

For 1987-1990 GMC P3500 Throttle Position Sensor APR 95457PGRJ 1988 1989 Base

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

For 1981-1986, 1988-1989 GMC P2500 Throttle Position Sensor Connector 81495MZDF

For 1987-1990 GMC G2500 Throttle Position Sensor APR 98792JMJN 1988 1989