Sierra Denali RWD V8-6.2L (2009)
1. If installing the old sensor, coat the threads with sealant GM P/N 12346004 (Canadian P/N 10953480) or equivalent.
Caution: Refer to Fastener Caution (See: Service Precautions/Vehicle Damage Warnings/Fastener Caution) .
2. Install the ECT sensor and tighten to 20 Nm (15 lb ft) .
3. Connect the engine wiring harness electrical connector (2) to the ECT sensor.
4. Refill the cooling. Refer to Cooling System Draining and Filling (Vac-N-Fill) (See: Engine, Cooling and Exhaust/Cooling System/Service and
Repair)Cooling System Draining and Filling (Static Fill) (See: Engine, Cooling and Exhaust/Cooling System/Service and Repair) .