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Chevrolet Sonic Repair Manual: Heater and Air Conditioning Evaporator and Blower Module Removal and Installation

Chevrolet Sonic Repair Manual / HVAC / Cooling / Heater and Air Conditioning Evaporator and Blower Module Removal and Installation



Heater and Air Conditioning Evaporator and Blower Module Removal and Installation

Callout

Component Name

Preliminary Procedures

  1. Recover the refrigerant. Refer to Refrigerant Recovery and Recharging.
  2. Drain the cooling system. Refer to Cooling System Draining and Filling.
  3. Remove the instrument panel tie bar. Refer to Instrument Panel Tie Bar Replacement.
  4. Disconnect the HVAC module electrical connectors.
  5. Remove the air conditioning evaporator hose assembly from the thermal expansion valve. Refer to Air Conditioning Evaporator Hose Assembly Replacement.
  6. Remove the heater outlet hose if equipped. Refer to Heater Outlet Hose Replacement.
  7. Remove the heater inlet hose if equipped. Refer to Heater Inlet Hose Replacement.

1

Heater and Air Conditioning Evaporator and Blower Module Fastener

Caution:

Refer to Fastener Caution.

Tighten


22 Y (16 lb ft)

2

Heater and Air Conditioning Evaporator and Blower Module Assembly

Heater and Air Conditioning Evaporator Case Replacement
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Air Conditioning Evaporator Thermal Expansion Valve Replacement
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Other materials:

Instrument Panel Upper Trim Panel Replacement - Right Side
Instrument Panel Upper Trim Panel Replacement - Right Side Callout Component Name Preliminary Procedure Disable the SIR system. Refer to SIR Disabling and Enabling. Remove the instrument panel center molding. Refer to Inst ...

Throttle Actuator Control (TAC) System Description
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Control Solenoid Valve and Transmission Control Module Assembly Inspection
Verify the conditions listed below do not exist. Carefully inspect the control solenoid valve assembly connectors and pins (1, 2, 4, 6) for the condition. Repair or replace as necessary. Damage Bent pins Debris Broken retaining tab Contamination Verify there is ...

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