Buick Regal: Air Conditioning Evaporator Tube Replacement (LTG)
Removal Procedure
1. Recover the refrigerant.
2.
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Air Cleaner Assembly(1) - Remove.
3. Front Compartment Air Deflector - Remove.
4. Front Wheelhouse Liner-Right Side - Remove.
5. Front Bumper Fascia - Remove.
6.
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Engine Mount-Right Side(3) - Remove.
7.
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Air Conditioning Compressor and Condenser Hose(1)@Air Conditioning Condenser - Remove.
8.
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Air Conditioning Evaporator Tube(1) - Remove.
9. Remove and DISCARD the sealing washer.(2).
10.
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Air Conditioning Evaporator Tube(1)@Front End Upper Tie Bar - Remove.
11.
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Air Conditioning Evaporator Tube(1)@Front Compartment Inner Side Rail - Remove.
12.
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Air Conditioning Compressor and Condenser Hose(1)@Air Conditioning Evaporator Tube - Remove.
13.
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Air Conditioning Evaporator Tube Nut(2) - Remove.
14. Air Conditioning Evaporator Tube(1)@Front Compartment Inner Side Rail - Remove.
15.
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Air Conditioning Evaporator Tube Nut(3) - Remove.
16. Air Conditioning Evaporator Tube(2) - Remove.
17. Remove and DISCARD the sealing washer.(1)[2x].
Installation Procedure
1.
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Install NEW sealing washers.(1)[2x].
2. Air Conditioning Evaporator Tube(2) - Install.
CAUTION: Refer to Fastener Caution.
3. Air Conditioning Evaporator Tube Nut(3) - Install and tighten19 N.m (14 lb ft).
4.
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Air Conditioning Evaporator Tube(1)@Front Compartment Inner Side Rail - Install.
5. Air Conditioning Evaporator Tube Nut(2) - Install and tighten 9 N.m (80 lb in).
6.
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Air Conditioning Compressor and Condenser Hose(1)@Air Conditioning Evaporator Tube - Install.
7.
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Air Conditioning Evaporator Tube(1)@Front Compartment Inner Side Rail - Install.
8.
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Air Conditioning Evaporator Tube(1)@Front End Upper Tie Bar - Install.
9.
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Install NEW sealing washers.(2).
10. Air Conditioning Evaporator Tube(1) - Install.
11.
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Air Conditioning Compressor and Condenser Hose(1)@Air Conditioning Condenser - Install.
12.
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Engine Mount-Right Side(3) - Install.
13.
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Air Cleaner Assembly(1) - Install.
14. Recharge the refrigerant.
15. Inspect for refrigerant leaks.
16. Front Bumper Fascia - Install.
17. Front Wheelhouse Liner-Right Side - Install.
18. Front Compartment Air Deflector - Install.
AIR CONDITIONING EVAPORATOR TUBE REPLACEMENT (LGX)
Removal Procedure
1. Recover the refrigerant.
2. Front Compartment Air Deflector - Remove.
3. Front Wheelhouse Liner-Right Side - Remove.
4. Front Bumper Fascia - Remove.
5.
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Engine Mount-Right Side(2) - Remove.
6.
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Air Conditioning Compressor and Condenser Hose(1)@Air Conditioning Condenser - Remove.
7.
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Air Conditioning Evaporator Tube(1) - Remove.
8. Remove and DISCARD the sealing washer.(2).
9.
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Air Conditioning Evaporator Tube(1)@Front End Upper Tie Bar - Remove.
10.
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Air Conditioning Evaporator Tube(1)@Front Compartment Inner Side Rail - Remove.
11.
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Air Conditioning Compressor and Condenser Hose(1)@Air Conditioning Evaporator Tube - Remove.
12.
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Air Conditioning Evaporator Tube Nut(2) - Remove.
13. Air Conditioning Evaporator Tube(1)@Front Compartment Inner Side Rail - Remove.
14.
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Air Conditioning Evaporator Tube Nut(3) - Remove.
15. Air Conditioning Evaporator Tube(2) - Remove.
16. Remove and DISCARD the sealing washer.(1)[2x]
Installation Procedure
1.
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Install NEW sealing washers.(1)[2x].
2. Air Conditioning Evaporator Tube(2) - Install.
CAUTION: Refer to Fastener Caution.
3. Air Conditioning Evaporator Tube Nut(3) - Install and tighten 19 N.m (14 lb ft).
4.
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Air Conditioning Evaporator Tube(1)@Front Compartment Inner Side Rail - Install.
5. Air Conditioning Evaporator Tube Nut(2) - Install and tighten 9 N.m (80 lb in).
6.
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Air Conditioning Compressor and Condenser Hose(1)@Air Conditioning Evaporator Tube - Install.
7.
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Air Conditioning Evaporator Tube(1)@Front Compartment Inner Side Rail - Install.
8.
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Air Conditioning Evaporator Tube(1)@Front End Upper Tie Bar - Install.
9.
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Install NEW sealing washers.(2).
10. Air Conditioning Evaporator Tube(1) - Install.
11.
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Air Conditioning Compressor and Condenser Hose(1)@Air Conditioning Condenser - Install.
12.
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Engine Mount-Right Side(2) - Install.
13. Recharge the refrigerant.
14. Inspect for refrigerant leaks.
15. Front Bumper Fascia - Install.
16. Front Wheelhouse Liner-Right Side - Install.
17. Front Compartment Air Deflector - Install.
READ NEXT:
Receiver and Dehydrator Replacement
Preliminary Procedure
1. Recover the refrigerant.
2. Radiator Air Lower Baffle Replacement.
Air Conditioning Receiver and Dehydrator Plug
Air Conditioning Receiver and Dehydrator Plug Retaining R
Heater and Air Conditioning Evaporator Case Replacement
Removal Procedure
1. Heater and Air Conditioning Evaporator and Blower Module - Remove.
2.
{ If equipped }Auxiliary Heater Core(2) - Remove.
3.
Heater Core(1) - Remove.
4.
Heater and Air Conditi
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
SEE MORE:
Input Speed Sensor Replacement
Removal Procedure
1. Control Valve Body - Remove - Refer to Control Valve Body Replacement.
2.
Input Speed Sensor Bolt (1) - Remove.
3. Input Speed Sensor (2) - Remove.
Installation Procedure
1.
Input Speed Sensor (2) - Install.
CAUTION: Refer to Fastener Caution.
2. Input Speed Sensor Bolt (1) -
Wire to Wire Repair - Steering
Special Tools
EL-38125-10 Splice Sleeve Crimping Tool (non GMNA)
J-38125-5A Ultra Torch Special Tool
J-38125-8 Splice Sleeve Crimping Tool (GMNA)
For equivalent regional tools, refer to Special Tools.
WARNING: In order to reduce the risk of personal injury, loss of high
voltage isolation
to gr
