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. Refer to
Heater Outlet Hose Replacement
.
7. Remove the heater inlet hose. Refer to
Heater Inlet Hose Replacement
.
1
Heater and Air Conditioning Evaporator and Blower Module Fastener
Caution:
Refer to
Fastener Caution
.
Tighten
22
N·m (16
lb
ft)
2
Heater and Air Conditioning Evaporator and Blower Module Assembly
Heater and Air Conditioning Evaporator and Blower Module Replacement
© 2011 General Motors. All rights reserved.
HEATING VENTILATION AND AIR CONDITIONING
11
Hvac
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CHEVROLET SONIC 2012 BODY REPAIR MANUAL