Buick Regal 2018-2025 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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Liftgate
To unlock the liftgate, press on
the power door lock switch or
press on the Remote Keyless
Entry (RKE) transmitter twice to
unlock all doors and the liftgate.
Press the emblem on the end of the
liftgate to open the liftgate.
Use the handle to lower and close
the liftgate.
Power Liftgate Operati
Fuel System Diagnosis
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.
Diagnostic Procedure Instructions provides an overview of each
diagnostic category.
Circuit/System De
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