Service and Maintenance
Buick Regal / Buick Regal Owners Manual / Service and Maintenance
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Reducing Speed While Using Cruise
Control
To reduce your speed while using cruise control:
• Press and hold the SET– button on the steering
wheel until the desired lower speed is reached,
then release it.
• To slow down in very sm ...
Compass Variance
Compass variance is the difference between earth’s
magnetic north and true geographic north. The
mirror is set to zone eight upon leaving the factory.
It will be necessary to adjust the compass ...
Check Engine Light
Your vehicle has a
computer which
monitors operation of
the fuel, ignition,
and emission control
systems.
This system is called OBD II (On-Board
Diagnostics-Second Generation) and is intend ...
