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.

Courtesy of GENERAL MOTORS COMPANY

Install NEW O-ring seal. [2x] Air Conditioning O-Ring Seal Replacement
Auxiliary Air Conditioning Evaporator Thermal Expansion Valve (2) - Install

CAUTION:

Refer to Fastener Caution .

Auxiliary Thermal Expansion Valve Nut (1) - Install and tighten [2x] 28 N.m (21 lb ft)
Courtesy of GENERAL MOTORS COMPANY

Auxiliary Air Conditioning Evaporator (2) @ Auxiliary Air Conditioning Evaporator and Blower Case - Inboard (1) - Install
Courtesy of GENERAL MOTORS COMPANY

Auxiliary Air Conditioning Evaporator and Blower Case- OutBoard (1) @ Auxiliary Air Conditioning Evaporator and Blower Case - Inboard (2) - Install - Auxiliary Air Conditioning Evaporator and Blower Case Replacement - Outboard (C69)
Courtesy of GENERAL MOTORS COMPANY

Auxiliary Heater Core (1) - Install
Courtesy of GENERAL MOTORS COMPANY

Auxiliary Air Conditioning Evaporator and Blower Module Cover (1) - Install - Auxiliary Air Conditioning Evaporator and Blower Module Cover Replacement (C36 Cargo Van) , or Auxiliary Air Conditioning Evaporator and Blower Module Cover Replacement (Passenger Van C69)
Courtesy of GENERAL MOTORS COMPANY

Auxiliary Air Conditioning Evaporator and Blower Module Drain Valve (2) - Install
Air Conditioning Evaporator Tube seal (1) - Install
Courtesy of GENERAL MOTORS COMPANY

Auxiliary Air Conditioning Evaporator and Blower Module (1) - Install - Auxiliary Air Conditioning (A/C) Evaporator and Blower Module Assembly Removal and Installation (C69 Passenger Van) , or Auxiliary Air Conditioning (A/C) Evaporator and Blower Module Assembly Removal and Installation (C69 Cargo Van)