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GMC Workshop Service and Repair Manuals

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Heater Core > < Engine - MIL ON P0116/P1400 Set In Very Cold Temps|Page 4729

Envoy 2WD V8-5.3L (2007)

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Notice:  Refer to Fastener Notice.

2.  Install the ECT sensor.

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).

Heater Core > < Engine - MIL ON P0116/P1400 Set In Very Cold Temps|Page 4729