Buick Regal 2018-2026 Owners Manual / Climate Controls / Climate Control Systems
Buick Regal: Climate Control Systems
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Dual Automatic Climate
Control System
The climate control buttons on the center stack and on the climate control
display are used to adjust the heating, cooling, and ventilation.
Center Stack Climate Controls
Driver and Passenger
Temp
Climate Control Status Display
The climate control status display
appears briefly when the center
stack climate controls are adjusted.
The air delivery mode can be
adjusted on the climate control
display.
Climate Control Influenc
Rear Window Defogger
: Press to turn the rear window
defogger on or off. An indicator light
on the control comes on to show
that the rear window defogger is on.
The rear window defogger only
works when the engine is runn
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Instrument Panel Compartment Door Lock Cylinder Coding
The internal lock cylinder only uses 4 of the 8 cut positions, 5 - 8. The
tumbler positions are on both
sides, are not self-retaining, and are not snap in.
1.
NOTE: All lock cylinders for side milled keys have right and left
tumblers.
The location of the tooth of the tumbler determines whether i
Cooling System Draining and Filling (GE 47716)
Special Tools
GE-26568 Coolant and Battery Fluid Tester
GE-42401 Radiator Cap and Surge Tank Test Adapter
GE-47716 Vac N Fill Coolant Refill Tool
Draining Procedure
WARNING: With a pressurized cooling system, the coolant temperature in
the radiator
can be considerably higher than the boiling p
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