Silverado 2500 4WD V8-6.0L VIN U (2004)
Knock Sensor: Service and Repair
KNOCK SENSOR (KS) REPLACEMENT
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.