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Home >> Chevrolet >> 2020 >> Express 2500 LS, 6.0L Eng VIN G >> Repair and Diagnosis >> External Pages >> Different car >> Section 55 (Heating, Ventilation, And Air Conditioning System) >> Repair Instructions >> Heater Coolant Heater Control Replacement >> Removal Procedure

Removal 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.
  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. Disconnect the heater coolant heater electrical connectors.
  3. GM1658697Courtesy of GENERAL MOTORS COMPANY

    Remove the heater coolant heater control module upper retaining screws.

  4. Remove the heater coolant heater control module lower retaining screws.
  5. Remove the heater coolant heater control module from the coolant heater.
  6. Disconnect the heater coolant heater control module to coolant heater electrical connector.
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