For 1990 GMC R2500 Suburban Knock Sensor API 59792RJMR SERVICE TECH

API 32BY36T Knock Sensor Fits 1990 GMC R2500 Suburban SERVICE TECH SERVICE TECH

For 1990 Chevrolet R2500 Suburban Knock Sensor API 22778QTPN SERVICE TECH

For 1987-1991 GMC R2500 Suburban Knock Sensor 84846PTTH 1988 1989 1990 7.4L V8

For 1990 Chevrolet R2500 Suburban Knock Sensor API 91312XN SERVICE TECH

API 53SR26D Knock Sensor Fits 1990 Chevy R2500 Suburban SERVICE TECH

Replacement Knock Sensor fits GMC R2500 Suburban 1987-1990 27WQPX

Replacement Knock Sensor fits GMC R2500 Suburban 1987-1990 12BRDN