Knock Sensor Replacement

Fig 1: Knock Sensor

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
1	Knock Sensor Bolt CAUTION: Refer to Fastener Caution . Tighten 28 N.m(18 lb in)
2	Knock Sensor Procedure Disconnect the electrical connector.

Callout

Component Name

Preliminary Procedure

Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
Disconnect and reposition the battery positive cable from the starter. Refer to Starter Replacement (LDK Or LHU) , Starter Replacement (LEA) .

Knock Sensor Bolt

CAUTION:

Tighten
28 N.m(18 lb in)

Knock Sensor
Procedure
Disconnect the electrical connector.