Lumina V6-3100 3.1L VIN M SFI (1995)
Knock Sensor: Service and Repair
Knock Sensor (KS)
REMOVAL
1. Disconnect negative battery cable.
2. Raise vehicle.
3. Disconnect wiring harness connector from knock sensor.
4. Remove knock sensor from engine block.
INSTALLATION
1. Install knock sensor into engine block. Be sure threads are clean. Tighten to 19 Nm (14 ft lb). Do not over tighten knock sensor. Over torquing
could damage the sensor.
2. Reconnect wiring harness connector to the knock sensor.
3. Lower vehicle.
4. Reconnect negative battery cable.
