Buick Regal 2018-2025 Service Manual / HVAC & Restraints / Heating, Ventilation, and Air Conditioning / Repair Instructions
Buick Regal: Repair Instructions
- Odor Correction
- Refrigerant Recovery and Recharging (R-1234yf)
- Flushing
- Air Conditioning Compressor Oil Balancing
- Air Conditioning System Seal Replacement
- Air Conditioning Evaporator Tube Replacement (LTG)
- Receiver and Dehydrator Replacement
- Heater and Air Conditioning Evaporator Case Replacement
- Air Conditioning Evaporator Replacement
- Floor Front Air Outlet Duct Replacement - Right Side
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Odor Correction
Eliminating Air Conditioning (A/C) Odor
Odors may be emitted from the heat and air conditioning system primarily at
start up in hot, humid climates.
When the blower motor fan is turned on, an unplea
Refrigerant Recovery and Recharging (R-1234yf)
Special Tools
GE-45037 A/C Oil Injector
GE-50078 Electronic Leak Detector
GE-50300 R-1234yf Air Conditioning Refrigerant Recovery/Recharge Cart
GE-50744 A/C R-1234yf PAG Oil Injector Hose
GE-507
Flushing
Tools Required
GE-45268 Air Conditioning Flushing Adapter Kit
GE-41447-a Leak Detection Dye
GE-50078 Electronic Leak Detector
GE-50300 Air Conditioning Service Center for HFO1234-yf
General Info
SEE MORE:
DTC C0575, C0580, C0585, or C0590
Diagnostic Instructions
Perform the Diagnostic System Check - Vehicle prior to using this
diagnostic procedure.
Review Strategy Based Diagnosis for an overview of the diagnostic
approach.
Diagnostic Procedure Instructions provides an overview of each
diagnostic category.
DTC Descriptors
D
Hose Clamp Replacement Guidelines - Spring Type
Special Tools
BO-38185 Hose Clamp Pliers
GE-47622 Hose Clamp Pliers.
Equivalent regional tools: Special Tools
Spring Type Hose Clamp Replacement Guidelines
Vehicles utilize spring type hose clamps (1) to secure joints in which
fluids, gases, or engine vacuum can
travel to various vehicle syste
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