Sierra 1500 2WD V6-4.3L (2008)
Knock Sensor: Service and Repair
Knock Sensor 2 Replacement
Knock Sensor 2 Replacement
Removal Procedure
1. Raise and suitably support the vehicle. Refer to Vehicle Lifting.
2. If equipped, remove the oil pan skid plate and bolts.
3. Reposition the knock sensor sleeve (3) down, away from the knock sensor.
4. Disconnect the engine wiring harness electrical connector (1) from the knock sensor.
