For 1989-1991 Chevrolet R1500 Suburban MAP Sensor Replacement AP 72675NPKB 1990

For 1989-1991 Chevrolet V2500 Suburban Knock Sensor Replacement AP 47897DSYZ

For 1989-1991 Chevrolet R2500 Suburban Knock Sensor Replacement AP 37274ZVNB

For 1987, 1989-1990 GMC R1500 Suburban Knock Sensor Replacement AP 68151XVZG

For 1989-1991 Chevrolet V1500 Suburban Knock Sensor Replacement AP 21716PGGK

2X Knock Sensor with Harness Pair Kit for Chevy Silverado 1500 GMC Sierra Hummer

For 1989-1991 Chevrolet R1500 Suburban Knock Sensor 68263JFSQ 1990 GAS