C1500 Truck Knock Sensor Diagram for Improved Engine Performance - VIN U (2002)
Knock Sensor: Service and Repair
REMOVAL PROCEDURE
1. Remove the intake manifold.
2. Gently pry up the rubber covers.
3. Disconnect the knock sensor electrical connectors.
4. Remove the knock sensors.
INSTALLATION PROCEDURE
NOTE: Refer to Fastener Notice in Service Precautions.
