Buick Regal: Heater and Air Conditioning Evaporator Case Replacement
Removal Procedure
1. Heater and Air Conditioning Evaporator and Blower Module - Remove.
2.
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{ If equipped }Auxiliary Heater Core(2) - Remove.
3.
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Heater Core(1) - Remove.
4.
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Heater and Air Conditioning Evaporator Case Bolt(1) - Remove[5x].
5.
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Heater and Air Conditioning Evaporator Case(1) - Remove.
6. Unlock the retaining tabs.
7. Transfer components as necessary.
Installation Procedure
1.
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NOTE: This step only needs to be performed if the vehicle is equipped with an auxiliary heater core.
Cut out the auxiliary heater core cover along the marked line (1) from the new heater and air conditioning evaporator case.
2.
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Heater and Air Conditioning Evaporator Case(1) - Install.
3.
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CAUTION: Fastener Caution
Heater and Air Conditioning Evaporator Case Bolt(1) - Install and tighten[5x] 2.5N.m (22 lb in).
4.
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Heater Core(1) - Install.
5.
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{ If equipped }Auxiliary Heater Core(2) - Install.
6. Heater and Air Conditioning Evaporator and Blower Module - Install.
READ NEXT:
Air Conditioning Evaporator Replacement
Removal Procedure
1. Air Conditioning Evaporator and Blower Case Replacement - Remove.
2.
Heater and Air Conditioning Evaporator and Blower Upper Case Bolt(1) -
Remove[11x].
3. Heater and Air Cond
Floor Front Air Outlet Duct Replacement - Right Side
Preliminary Procedure
Instrument Panel Lower Trim Panel Insulator Replacement.
Floor Front Air Outlet Duct Bolt
CAUTION: Refer to Fastener Caution.
Tighten
1.5 N.m (13 lb in)
Floor Front Air Ou
Special Tools and Equipment
SPECIAL TOOLS
BO-38185
J-38185
Hose Clamp Pliers
GE-8800
J-43600
ACR 2000 Air
Conditioning
Service Center
GE-39400-A
J-39400-A
Halogen Leak
Detector
GE-41447
J-41447
R-134a/R123yf
A/C Tracer Dye -
SEE MORE:
Traction Control/Electronic
Stability Control
System Operation
The vehicle has a Traction Control
System (TCS) and StabiliTrak, an
electronic stability control system.
These systems help limit wheel slip
and assist the driver in maintaining
control, especially on slippery road
conditions.
TCS activates if it senses that any
of the drive wheel
Front Wheel Drive Half Shaft Replacement - Right Side (AWD)
Special Tools
DT-45859 Axle Remover
Equivalent regional tools:Special Tools
Removal Procedure
1. Raise and support the vehicle.
2. Remove the right front tire and wheel assembly.
3. With the aid of an assistant holding the brake pedal down, use a breaker bar
and the proper size socket to
loosen
