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Knock Sensor Replacement (Left Side)

Fig 1: Knock Sensor (Left Side)
GM2020562Courtesy of GENERAL MOTORS CORP.
Callout Component Name
Preliminary Procedure: 
Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
1 Knock Sensor Fastener
CAUTION: Refer to Fastener Caution .

Tighten:  25 N.m (18 lb in)

2 Knock Sensor
Procedure: 
Disconnect the electrical connector.