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)
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)
Auxiliary Air Conditioning Air Outlet Duct- Rear Pillar (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)
- Body Rear Corner Trim Panel - Left Side - Install - Body Rear Corner Trim Panel Replacement - Left Side
- Body Rear Corner Garnish Molding - Left Side - Install - Body Rear Corner Garnish Molding Replacement
- Install the rear bench seats. Rear Bench Seat Removal and Installation (With Bench Seat) , or Rear Bench Seat Removal and Installation (With Split Bench)
- 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 .