FixVault

Knock Sensor Replacement - Bank 1 (LFX)

Fig 1: Knock Sensor & Mounting Components - Bank 1 (LFX)
GM2754765Courtesy of GENERAL MOTORS COMPANY
Callout Component Name
Preliminary Procedure 
Raise and support the vehicle. Lifting and Jacking the Vehicle
1 Transmission Brace Bolt
CAUTION:

Refer to Fastener Caution .


Tighten 
58 N.m (43 lb ft)
2 Transmission Brace Bolt (Qty: 2)
Tighten 
58 N.m (43 lb ft)
3 Transmission Brace
4 Knock Sensor Heat Shield Bolt
Tighten 
9 N.m (80 lb in)
5 Knock Sensor Heat Shield
6 Knock Sensor Fastener
Tighten 
25 N.m (18 lb ft)
7 Knock Sensor
Procedure 
Disconnect the electrical connector.