Silverado Classic 2500 2WD V8-8.1L (2007)
Knock Sensor: Service and Repair
Knock Sensor Replacement 1
KNOCK SENSOR 1 REPLACEMENT
REMOVAL PROCEDURE
1. Drain the cooling system/engine block. Refer to Draining and Filling Cooling System (Static Fill) Draining and Filling Cooling System (w/RPO
HP2) Draining and Filling Cooling System (Vac-N-Fill).
2. Disconnect the knock sensor electrical connector (4).
3. Remove the knock sensor.
INSTALLATION PROCEDURE
NOTE: Refer to Fastener Notice.
1. Install the knock sensor.
Tighten the sensor to 20 N.m (15 lb ft).