It is your responsibility to purchase the correct part. Very often there is more than one part available per application as auto makers often switch midyear. eCRATER’s compatibility system does not allow sellers to account for any variations by VIN. If you don’t have the part number, you can get it from any dealership by providing your VIN. This way you can avoid unnecessary hassle and return shipping costs. We provide part numbers and high resolution photos, but if you do not check them we cannot guarantee fitment. Brand New Engine Detonation (Knock) Sensor For 1985-1989 Chevrolet And Gmc Symptoms of a bad knock sensor include a sluggish engine poor acceleration and poor fuel economy. Knock sensors rarely fail outright and more often get 'soft' over time and cause false signals to be sent to the ECU which thinks the engine is knocking when it's really not. Restore engine performance with this brand new OEM replacement quality knock sensor for your vehicle. Manufacturer: AIP Electronics100% New ConstructionHigh Quality OEM Replacement PartFit and Quality GuaranteedReady for Install Straight out of the box 1986-1989 Chevrolet Astro 4.3L 262Cu. In. V6 GAS OHV1987-1989 Chevrolet Blazer 5.7L 350Cu. In. V8 GAS OHV1985-1986 Chevrolet C10 4.3L 262Cu. In. V6 GAS OHV Calif. Emissions1988-1989 Chevrolet C1500 5.7L 350Cu. In. V8 GAS OHV1985-1989 GMC C1500 4.3L 262Cu. In. V6 GAS OHV1988-1989 Chevrolet C1500 4.3L 262Cu. In. V6 GAS OHV1988-1989 GMC C1500 5.7L 350Cu. In. V8 GAS OHV1985-1986 Chevrolet C20 4.3L 262Cu. In. V6 GAS OHV Calif. Emissions1985-1989 GMC C2500 4.3L 262Cu. In. V6 GAS OHV1988-1989 GMC C2500 5.7L 350Cu. In. V8 GAS OHV1988-1989 Chevrolet C2500 5.7L 350Cu. In. V8 GAS OHV1988-1989 Chevrolet C2500 4.3L 262Cu. In. V6 GAS OHV1988-1989 Chevrolet C3500 5.7L 350Cu. In. V8 GAS OHV1988-1989 GMC C3500 5.7L 350Cu. In. V8 GAS OHV1988-1989 GMC C3500 7.4L 454Cu. In. V8 GAS OHV1988-1989 Chevrolet C3500 7.4L 454Cu. In. V8 GAS OHV1987 GMC Caballero 4.3L 262Cu. In. V6 GAS OHV1987-1989 Chevrolet Camaro 5.7L 350Cu. In. V8 GAS OHV1985-1989 Chevrolet Caprice 4.3L 262Cu. In. V6 GAS OHV1989 Chevrolet Caprice 5.7L 350Cu. In. V8 GAS OHV1987-1989 Chevrolet Corvette 5.7L 350Cu. In. V8 GAS OHV1985-1987 Chevrolet El Camino 4.3L 262Cu. In. V6 GAS OHV1985-1989 Chevrolet G10 4.3L 262Cu. In. V6 GAS OHV1987-1989 Chevrolet G10 5.7L 350Cu. In. V8 GAS OHV1985-1989 GMC G1500 4.3L 262Cu. In. V6 GAS OHV1987-1989 GMC G1500 5.7L 350Cu. In. V8 GAS OHV1985-1989 Chevrolet G20 4.3L 262Cu. In. V6 GAS OHV1987-1989 Chevrolet G20 5.7L 350Cu. In. V8 GAS OHV1985-1989 GMC G2500 4.3L 262Cu. In. V6 GAS OHV1987-1989 GMC G2500 5.7L 350Cu. In. V8 GAS OHV1988-1989 Chevrolet G30 7.4L 454Cu. In. V8 GAS OHV1985-1989 Chevrolet G30 4.3L 262Cu. In. V6 GAS OHV1987-1989 Chevrolet G30 5.7L 350Cu. In. V8 GAS OHV1987-1989 GMC G3500 5.7L 350Cu. In. V8 GAS OHV1985-1989 GMC G3500 4.3L 262Cu. In. V6 GAS OHV1988-1989 GMC G3500 7.4L 454Cu. In. V8 GAS OHV1986-1987 Pontiac Grand Prix 4.3L 262Cu. In. V6 GAS OHV1985 Chevrolet Impala 4.3L 262Cu. In. V6 GAS OHV1987-1989 GMC Jimmy 5.7L 350Cu. In. V8 GAS OHV1985-1986 Chevrolet K10 4.3L 262Cu. In. V6 GAS OHV Calif. Emissions1988-1989 Chevrolet K1500 4.3L 262Cu. In. V6 GAS OHV1988-1989 Chevrolet K1500 5.7L 350Cu. In. V8 GAS OHV1988-1989 GMC K1500 5.7L 350Cu. In. V8 GAS OHV1985-1989 GMC K1500 4.3L 262Cu. In. V6 GAS OHV1985 Chevrolet K20 4.3L 262Cu. In. V6 GAS OHV Calif. Emissions1988-1989 GMC K2500 5.7L 350Cu. In. V8 GAS OHV1988-1989 Chevrolet K2500 4.3L 262Cu. In. V6 GAS OHV1985-1989 GMC K2500 4.3L 262Cu. In. V6 GAS OHV1988-1989 Chevrolet K2500 5.7L 350Cu. In. V8 GAS OHV1988-1989 Chevrolet K3500 7.4L 454Cu. In. V8 GAS OHV1988-1989 GMC K3500 7.4L 454Cu. In. V8 GAS OHV1988-1989 GMC K3500 5.7L 350Cu. In. V8 GAS OHV1988-1989 Chevrolet K3500 5.7L 350Cu. In. V8 GAS OHV1985-1988 Chevrolet Monte Carlo 4.3L 262Cu. In. V6 GAS OHV1987-1989 Chevrolet P20 5.7L 350Cu. In. V8 GAS OHV1987-1989 GMC P2500 5.7L 350Cu. In. V8 GAS OHV1987-1989 Chevrolet P30 5.7L 350Cu. In. V8 GAS OHV1987-1989 GMC P3500 5.7L 350Cu. In. V8 GAS OHV1985-1986 Pontiac Parisienne 4.3L 262Cu. In. V6 GAS OHV1987 Chevrolet R10 4.3L 262Cu. In. V6 GAS OHV1987 Chevrolet R10 5.7L 350Cu. In. V8 GAS OHV1988 Chevrolet R10 Suburban 5.7L 350Cu. In. V8 GAS OHV1987 GMC R1500 5.7L 350Cu. In. V8 GAS OHV1987 GMC R1500 4.3L 262Cu. In. V6 GAS OHV1989 Chevrolet R1500 Suburban 5.7L 350Cu. In. V8 GAS OHV1989 GMC R1500 Suburban 5.7L 350Cu. In. V8 GAS OHV1987 Chevrolet R20 4.3L 262Cu. In. V6 GAS OHV1987-1988 Chevrolet R20 5.7L 350Cu. In. V8 GAS OHV TBI1987-1988 Chevrolet R20 7.4L 454Cu. In. V8 GAS OHV1988 Chevrolet R20 Suburban 5.7L 350Cu. In. V8 GAS OHV1987-1988 Chevrolet R20 Suburban 7.4L 454Cu. In. V8 GAS OHV1989 Chevrolet R2500 7.4L 454Cu. In. V8 GAS OHV1987-1989 GMC R2500 5.7L 350Cu. In. V8 GAS OHV1987-1989 GMC R2500 7.4L 454Cu. In. V8 GAS OHV1987 GMC R2500 4.3L 262Cu. In. V6 GAS OHV1987-1989 GMC R2500 Suburban 7.4L 454Cu. In. V8 GAS OHV1989 Chevrolet R2500 Suburban 7.4L 454Cu. In. V8 GAS OHV1989 GMC R2500 Suburban 5.7L 350Cu. In. V8 GAS OHV1989 Chevrolet R2500 Suburban 5.7L 350Cu. In. V8 GAS OHV1987-1988 Chevrolet R30 5.7L 350Cu. In. V8 GAS OHV TBI1987-1988 Chevrolet R30 7.4L 454Cu. In. V8 GAS OHV1987-1989 GMC R3500 7.4L 454Cu. In. V8 GAS OHV FI1989 Chevrolet R3500 7.4L 454Cu. In. V8 GAS OHV1987-1989 GMC R3500 5.7L 350Cu. In. V8 GAS OHV FI1989 Chevrolet R3500 5.7L 350Cu. In. V8 GAS OHV1988-1989 Chevrolet S10 4.3L 262Cu. In. V6 GAS OHV1988-1989 Chevrolet S10 Blazer 4.3L 262Cu. In. V6 GAS OHV1988-1989 GMC S15 4.3L 262Cu. In. V6 GAS OHV1988-1989 GMC S15 Jimmy 4.3L 262Cu. In. V6 GAS OHV1985-1989 GMC Safari 4.3L 262Cu. In. V6 GAS OHV OE No. 1997699 104560181987 Chevrolet V10 4.3L 262Cu. In. V6 GAS OHV1987 Chevrolet V10 5.7L 350Cu. In. V8 GAS OHV1987 GMC V1500 5.7L 350Cu. In. V8 GAS OHV1987 GMC V1500 4.3L 262Cu. In. V6 GAS OHV1989 GMC V1500 Suburban 5.7L 350Cu. In. V8 GAS OHV1989 Chevrolet V1500 Suburban 5.7L 350Cu. In. V8 GAS OHV1987 Chevrolet V20 5.7L 350Cu. In. V8 GAS OHV1988 Chevrolet V20 Suburban 7.4L 454Cu. In. V8 GAS OHV1988 Chevrolet V20 Suburban 5.7L 350Cu. In. V8 GAS OHV1987 GMC V2500 5.7L 350Cu. In. V8 GAS OHV1989 GMC V2500 Suburban 5.7L 350Cu. In. V8 GAS OHV1989 Chevrolet V2500 Suburban 5.7L 350Cu. In. V8 GAS OHV1987-1988 Chevrolet V30 7.4L 454Cu. In. V8 GAS OHV1987-1988 Chevrolet V30 5.7L 350Cu. In. V8 GAS OHV TBI1989 Chevrolet V3500 5.7L 350Cu. In. V8 GAS OHV1989 Chevrolet V3500 7.4L 454Cu. In. V8 GAS OHV1987-1989 GMC V3500 7.4L 454Cu. In. V8 GAS OHV FI1987-1989 GMC V3500 5.7L 350Cu. In. V8 GAS OHV FI Part Ref#s: 8104562880 10456018 10456288 KS7 5S2158 SU154
