Installation Procedure

Fig 1: Identifying Knock Sensor (KS) 1

Courtesy of GENERAL MOTORS CORP.

NOTE: Refer to Fastener Notice .

IMPORTANT: DO NOT apply thread sealant to sensor threads. The sensor is coated at factory and applying additional sealant will affect the sensors ability to detect detonation.

Install the knock sensor.
Tighten: Tighten the sensor to 18 N.m (13 lb ft).

Fig 2: View Of Engine Harness Electrical Connectors

Courtesy of GENERAL MOTORS CORP.

Connect the engine harness electrical connector (1) to the knock sensor.
Fill the cooling system. Refer to Cooling System Draining and Filling (Static Fill) or Cooling System Draining and Filling (Vac-N-Fill) .