TrailBlazer 4WD V8-5.3L VIN M (2006)
2. Install the ECT sensor.
NOTE: Refer to Fastener Notice in Service Precautions.
Tighten the sensor to 20 N.m (15 lb ft).
3. Connect the ECT sensor electrical connector (1).
4. Refill the engine coolant. Refer to Draining and Filling Cooling System (LL8) Draining and Filling Cooling System (LH6, LS2) in Cooling
System.
