Buick Regal 2018-2026 Owners Manual / Vehicle Care / Electrical System
Buick Regal: Electrical System
READ NEXT:
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:
Radio Information Display Malfunction (IO5/IO6)
Diagnostic Instructions
Perform the Diagnostic System Check - Vehicle prior to using this
diagnostic procedure.
Review Strategy Based Diagnosis for an overview of the diagnostic
approach.
Refer to Diagnostic Procedure Instructions for an overview of each
diagnostic category.
Circuit/Syste
Electronic Component Description
Control Module
K71 Transmission Control Module
The TCM (2) is mounted directly on top of the transmission (1). The selector
lever and transmission range sensor is
integrated in the control module. The TCM is mounted so that the selector lever
shaft goes through the control
module. The selector le
© 2019-2026 Copyright www.buregal6.com
