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Home >> Hummer >> 2008 >> H2 4D Utility Pickup >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls And Fuel - 6.2L - Introduction (2 Of 2) >> Repair Instructions >> Knock Sensor 2 Replacement
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Knock Sensor 2 Replacement

Fig 1: Knock Sensor
G00596335Courtesy of GENERAL MOTORS CORP.
Knock Sensor 2 Replacement

Callout  Component Name 
Preliminary Procedure 
Raise the vehicle. Refer to Lifting and Jacking the Vehicle .
1 Knock Sensor Fastener
NOTE: Refer to Fastener Notice .
Tighten  25 Nm (18 lb ft)
2 Knock Sensor
Procedure  Disconnect the electrical connector.