Installation Procedure

WARNING: This page is about a different car, the 2019 GMC Savana 3500, 2019 GMC Savana 2500, 2019 Chevrolet Express 3500, and 2019 Chevrolet Express 2500. However, it is still accessible from the selected car via links, so may be relevant.

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Heater Coolant Heater (1) @ Heater Coolant Heater Bracket - Install
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CAUTION:
Refer to Fastener Caution .

Heater Coolant Heater Bolt (1) - Install and tighten 8 N.m (71 lb in)
Electrical Connector @ Heater Coolant Heater - Connect
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Fuel Heater Pipe (1) @ Heater Coolant Heater - Install - Fuel Heater Pipe Replacement
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Heater Coolant Heater Exhaust Muffler (1) @ Heater Coolant Heater - Install - Heater Coolant Heater Exhaust Muffler Replacement (LWN)
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Fuel Heater Inlet Hose (2) @ Heater Coolant Heater - Install - Fuel Heater Inlet Hose Replacement (LWN)
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Fuel Heater Outlet Hose (3) @ Heater Coolant Heater - Install - Fuel Heater Outlet Hose Replacement (LWN)
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Auxiliary Heater Inlet and Outlet Pipe (2) @ Heater Coolant Heater - Install - Auxiliary Heater Inlet and Outlet Pipe Replacement (LWN) , or Auxiliary Heater Inlet and Outlet Pipe Replacement (L96, LV1 with C36)
Fill the cooling system. Cooling System Draining and Filling (Static Fill LWN) , or Cooling System Draining and Filling (GE 47716 LWN) , or Cooling System Draining and Filling (Static LC8, LV1, L96) , or Cooling System Draining and Filling (GE47716 LC8, LV1, L96)
Start the engine and check for coolant leaks.