Suburban 3/4 Ton 4WD V8-6.0L VIN U (2004)
Notice: Refer to Fastener Notice in Service Precautions.
8. Install the coolant heater in place of the drain plug.
Tighten the coolant heater to 50 Nm (37 ft. lbs.).
9. Push the engine coolant heater cord electrical connector (2) firmly into the coolant heater (1).
Important: The engine coolant heater cord must not touch the engine, hot pipes, manifold, or any moving parts. Always keep the electrical cord neatly
rolled up with the end of the cord tucked in the center of the coil and secured in place.
10. Place the cord into position.
11. Install the heater cord bolt and retainer.
Tighten the bolt to 8 Nm (71 inch lbs.).
