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.
Auxiliary Heater (1) - Install
Connect the electrical connectors.
- Auxiliary Heater Bolt (1) - Install and tighten [2x] 10 N.m (89 lb in)
Auxiliary Air Conditioning Air Outlet Duct (2) - Install - Auxiliary Air Conditioning Air Outlet Duct Replacement (Top Hat Cargo Van C69) , or Auxiliary Air Conditioning Air Outlet Duct Replacement (Rear Pillar Passenger Van)
Rear Floor Auxiliary Air Outlet Duct (2) - Install - Rear Floor Auxiliary Air Outlet Duct Replacement (Top Hat Cargo) , or Rear Floor Auxiliary Air Outlet Duct Replacement (Passenger Long Wheel Base Over the Axle) , or Rear Floor Auxiliary Air Outlet Duct Replacement (Front Long Wheel Base Passenger) , or Rear Floor Auxiliary Air Outlet Duct Replacement (Front Short Wheel Base Passenger)
- Raise and support the vehicle. Lifting and Jacking the Vehicle
Clamp (6) - Install
- Auxiliary Heater Nut (5) - Install and tighten [2x] 5.5 N.m (49 lb in)
- Auxiliary Heater Outlet Hose (4) - Install
- Auxiliary Heater Inlet Hose (3) - Install
- Auxiliary Heater Inlet Hose Clamp (2) - Install - Hose Clamp Replacement Guidelines - Spring Type
- Auxiliary Heater Outlet Hose Clamp (1) - Install - Hose Clamp Replacement Guidelines - Spring Type
- Lower the vehicle.
- Fill the cooling system to the proper level.
- Start the engine and check for leaks.
CAUTION:
Refer to Fastener Caution .