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
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Windshield Replacement
HUD System
The windshield is part of the HUD
system. If the windshield needs to
be replaced, be sure to get one that
is designed for HUD or the HUD
image may look out of focus.
Driver Assistance Systems
If the windshield needs to be
replaced and the vehicle is
equipped with a front camera sensor
for
Engine Coolant Temperature
Gauge
Uplevel Metric
Uplevel English
This gauge shows the engine
coolant temperature.
If the gauge pointer moves toward
the warning area at the high end of
the gauge, the engine is too hot.
The engine coolant temperature
warning light comes on when the
engine is too hot.
This reading indicates the sa
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