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:
Thermostat Bypass Hose Replacement (2.0L LTG)
Preliminary Procedures
1. Drain the cooling system.
2. Radiator Inlet Hose @ Water Outlet - Remove.
Thermostat Bypass Hose Clamp [2x]
Procedure
Hose Clamp Replacement Guidelines - Spring Type
Thermostat Bypass Hose
Procedure
1. Radiator Inlet Hose @ Water Outlet - Install.
2. Fill
Cylinder Head Assemble
Special Tools
EN-50717 Valve Spring Compressor
EN-9666 Valve Spring Tester
EN-43963 Valve Spring Compressor (off car)
For equivalent regional tools, refer to Special Tools.
1.
CAUTION: Refer to Component Fastener Tightening Caution.
CAUTION: In order to avoid damage, install the spark plugs af
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