Buick Regal 2018-2026 Owners Manual / Service and Maintenance
Buick Regal: Service and Maintenance
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General Information
Your vehicle is an important
investment. This section describes
the required maintenance for the
vehicle. Follow this schedule to help
protect against major repair
expenses resulting from neglect or
i
Maintenance Schedule
Owner Checks and Services
At Each Fuel Stop
Check the engine oil level.
Once a Month
Check the tire inflation
pressures.
Inspect the tires for wear.
Check the windshield washer
fluid level.
Additional Maintenance
and Care
Your vehicle is an important
investment and caring for it properly
may help to avoid future costly
repairs. To maintain vehicle
performance, additional
maintenance services may be
required.
It is rec
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Automatic Transmission
The mode or selected gear is shown
in the instrument cluster.
P : This position locks the drive
wheels. It is the best position to use
when starting the engine because
the vehicle cannot move easily.
Warning:
It is dangerous to get out of the
vehicle if the shift lever is not fully
in P (Park) wit
Supplemental Inflatable Restraints
SPECIFICATIONS
FASTENER SPECIFICATIONS
Reusable Threaded Fastener Tightening Specifications
NOTE:
All fasteners listed in this table can be reused after removal.
SCHEMATIC WIRING DIAGRAMS
SIR WIRING SCHEMATICS
Power, Ground, Serial Data, and Indicator
Passenger Presence System
Frontal Impact Sens
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