Buick Regal 2018-2026 Owners Manual / Vehicle Care / Electrical System
Buick Regal: Electrical System
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Electrical System Overload
The vehicle has fuses and circuit
breakers to protect against an
electrical system overload.
When the current electrical load is
too heavy, the circuit breaker opens
and closes, protecting the circui
Engine Compartment Fuse
Block
To remove the fuse block cover,
squeeze the three retaining clips on
the cover and lift it straight up.
Caution:
Spilling liquid on any electrical
component on the vehicle may
damage it. Always keep
Instrument Panel Fuse
Block
The instrument panel fuse block is
in the instrument panel, on the
driver side of the vehicle. To access
the fuses, press in on the sides of
the cover and pull to release it from
the instrument panel
SEE MORE:
Engine Coolant Fan Wiring Harness Replacement (3.6L LGX)
Removal Procedure
1. Front Bumper Fascia - Remove.
2. Headlamp- Left Side - Remove.
3.
Engine Coolant Fan Wiring Harness (1) @ Air Conditioning Refrigerant Pressure
Sensor -
Disconnect.
4. Engine Coolant Fan Wiring Harness (2) @ Air Conditioning Evaporator Tube -
Unclip.
5.
Engine Coolant Fan
Cooling System
The cooling system allows the
engine to maintain the correct
working temperature.
When it is safe to lift the hood:
2.0L L4 Turbo Engine
Engine Cooling Fan (Out
of View)
Coolant Surge Tank and
Pressure Cap
3.6L V6 Engine
Engine Cooling Fans (Out
of View)
Coolant Surge Tank and
Pressure
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