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Home >> Chevrolet >> 2018 >> Spark LT, Automatic CVT Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 45 (Heating, Ventilation And Air Conditioning) >> Repair Instructions >> Air Conditioning (A/C) Evaporator and Blower Module Assembly Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2017 Chevrolet Spark. However, it is still accessible from the selected car via links, so may be relevant.
  1. Drain the cooling system. Refer to Cooling System Draining and Filling .
  2. Recover the refrigerant. Refer to Refrigerant Recovery and Recharging (R-134a) Refrigerant Recovery and Recharging (R-1234yf) .
  3. Disconnect the heater hoses from the heater core. Refer to Heater Inlet Hose Replacement  and Heater Outlet Hose Replacement .
  4. Remove the air cleaner assembly. Refer to Air Cleaner Assembly Replacement .
  5. Remove the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement (L5Q)Air Cleaner Outlet Duct Replacement (LV7) .
  6. Remove the instrument panel (I/P) tie bar. Refer to Instrument Panel Tie Bar Replacement .
  7. Remove the A/C evaporator hose assembly nut (1).
    Fig 1: A/C Evaporator Hose Assembly Nut And A/C Evaporator Hose Assembly
    GM4051881Courtesy of GENERAL MOTORS COMPANY
  8. Disconnect the A/C evaporator hose assembly (2) from the thermal expansion valve.
  9. Remove the HVAC module assembly to dash panel bolts (1).
    Fig 2: HVAC Module Assembly To Dash Panel Bolts
    GM4051884Courtesy of GENERAL MOTORS COMPANY
  10. Remove the HVAC module assembly (1).
    Fig 3: HVAC Module Assembly
    GM4051887Courtesy of GENERAL MOTORS COMPANY
  11. Disconnect the HVAC module electrical connectors.
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