LaCrosse V8-5.3L (2008)
Knock Sensor: Service and Repair
Knock Sensor Replacement
Removal Procedure
1. Drain the cooling system. Refer to Cooling System Draining and Filling (LS4 GE47716 Fill) (See: Engine, Cooling and Exhaust/Cooling
System/Service and Repair)Cooling System Draining and Filling (LS4 Static Fill) (See: Engine, Cooling and Exhaust/Cooling System/Service and
Repair).
2. Disconnect the left knock sensor electrical connector, if required.
3. Remove the left knock sensor bolt, if required.
4. Remove the left knock sensor, if required.