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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Lockout Protection
When locking is requested with the
driver door open and the vehicle is
on or in ACC/ACCESSORY, all the
doors will lock and then the driver
door will unlock.
If the vehicle is off and locking is
requested while a door is open,
when all doors are closed the
vehicle will check for RKE
transmitters ins
DTC B0997
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.
DTC Descripto
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