Engine Heater - GMC duramax diesel 2016 Supplement Manual

2. Hook the five J-clips to the
bottom edge of the grille.
3. Hook the top center J-clip by
the hood latch.
4. Attach the metal hooks, one
each at the top corners.
Driving and Operating
5. To remove the winter cover,
reverse the steps listed
previously.

Engine Heater

If equipped, the engine coolant
heater can provide easier starting in
cold weather conditions at or below
18 °C (0 °F). The engine coolant
heater should be plugged in at least
four hours before starting.
To Use the Engine Heater
1. Turn off the engine.
8-Cylinder Pickups and Vans
35