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Knock Sensor Replacement

Fig 1: Knock Sensor
GM2241659Courtesy of GENERAL MOTORS CORP.
Callout Component Name
Preliminary Procedure: 
Remove the starter. Refer to Starter Replacement (LAF) or Starter Replacement (LF1)
1 Knock Sensor Fastener
CAUTION: Refer to Fastener Caution .

Tighten:  25 N.m (18 lb in)

2 Knock Sensor
Procedure: 
Disconnect the electrical connector.