Avalanche 4WD V8-5.3L (2011)
Caution: Refer to Fastener Caution See: Service Precautions/Vehicle Damage Warnings/Fastener Caution.
1. Position the knock sensor (718) to the engine block and install the knock sensor bolt (739). Tighten the bolt to 25 Nm (18 lb ft)
2. Connect the engine wiring harness electrical connector (4) to knock sensor.
