hummer Workshop Repair Guides

Hummer Workshop Service and Repair Manuals

Main Relay (Computer/Fuel System) > < Knock Sensor 1 Replacement|Page 5028
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Notice:  Refer to Fastener Notice  (See: Service Precautions/Vehicle Damage Warnings/Fastener Notice) .

1. Position the knock sensor (718) to the engine block and install the bolt (739).

Tighten the bolt to 20 N.m (15 lb ft).

2. Connect the engine wiring harness electrical connector (3) to the knock sensor.
3. Lower the vehicle.

Main Relay (Computer/Fuel System) > < Knock Sensor 1 Replacement|Page 5028