Avalanche 2500 4WD V8-8.1L VIN G (2003)
1. Install the knock sensor.
NOTE: Refer to Fastener Notice in Service Precautions.
Tighten
Tighten the sensor to 20 N.m (15 lb ft)
2. Connect the knock sensor electrical connector (1).
3. Fill the cooling system/engine block. Refer to Draining and Filling Cooling System in Cooling System.
