For 1989-1991 Chevrolet R2500 Suburban MAP Sensor Replacement AP 82874ZGXV 1990

For 1989 Chevrolet R2500 Knock Sensor Replacement AP 68517BRFY

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For 1989-1991 Chevrolet R2500 Suburban Knock Sensor Connector AC Delco 69192CFZG

For 1987-1990 GMC R2500 Suburban Knock Sensor Replacement AP 69462QVPR 1988 1989