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Knock Sensor Replacement - Bank 1 (LF3 Front)

GM3336531Courtesy of GENERAL MOTORS COMPANY
Callout Component Name
Preliminary Procedure 
Remove both fuel injection fuel rail assemblies. Fuel Injection Fuel Rail Assembly Replacement - Bank 1 (LF3) , or Fuel Injection Fuel Rail Assembly Replacement - Bank 1 (LFX) , and Fuel Injection Fuel Rail Assembly Replacement - Bank 2 (LF3) , or Fuel Injection Fuel Rail Assembly Replacement - Bank 2 (LFX) 
1 Knock Sensor Fastener
CAUTION:

Refer to Fastener Caution .


Tighten 
25 N.m (18 lb ft)
2 Knock Sensor

Procedure

  1. Disconnect the electrical connector.
  2. Ensure that the knock sensor connector opening is directed toward the front of the engine.
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