Buick Regal: Description and Operation
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Cooling Fan Description and Operation
System Overview
The engine cooling fan system consists of 2 electric cooling fans and 3 fan
relays. The cooling fan relays
are arranged in a series/parallel (S/P) configuration. This allows the engin
Cooling System Description and Operation
Engine Coolant Indicators
The instrument panel cluster (IPC) shows the engine temperature on the
temperature gauge. The
value is sent on the data communication line from engine control module (EC
Firing Order and Cylinder Identification
NOTE: This information is intended as a quick reference for firing
order and
cylinder identification only. The information provided covers many
vehicles and may include some information that does not
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Exterior Lamp Controls
The exterior lamp control is on the
instrument panel to the left of the
steering column.
There are four positions.
: Turns the exterior lamps off and
deactivates the AUTO mode. Turn
to again to reactivate the
AUTO mode.
In Canada, the headlamps will
automatically reactivate when the
vehicle is
Radiator Replacement (3.6L LGX)
Removal Procedure
1. Drain the cooling system.
2. Front Bumper Fascia - Remove.
3.
Hood Primary Latch Mount Panel Bracket (3) - Remove.
4. Recover the refrigerant.
5.
Air Conditioning Condenser Bracket (1) - Remove.
6. Transmission Fluid Cooler Inlet and Outlet Pipe Retainer @ Engine Cooler
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