Buick Regal Owners & Service Manuals
Buick Regal 2018-2026 Owners Manual / In Brief / Initial Drive Information

Buick Regal: Initial Drive Information

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 Stop/Start System

The vehicle may be equipped with a fuel saving Stop/Start system to shut off the engine and help conserve fuel. When the brakes are applied and the vehicle is at a complete stop, the engine may turn

 Door Locks

To lock or unlock the door from outside the vehicle: Press or on the Remote Keyless Entry (RKE) transmitter. Use Keyless Access. Use the key. The key lock cylinder is covered with a cap. Fro

 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 li

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 Throttle Actuator Control (TAC) System Description

The engine control module (ECM) is the control center for the throttle actuator control (TAC) system. The ECM determines the driver's intent based on input from the accelerator pedal position sensors, then calculates the appropriate throttle response based on the throttle position sensors. The

 Cooling System Leak Testing (Pressure Test)

Special Tools GE-42401-A Radiator Cap and Surge Tank Test Adapter For equivalent regional tools, refer to Special Tools. WARNING: Under pressure, the temperature of the solution in the radiator can be considerably higher, without boiling. Removing the radiator cap while the engine is hot (pressure

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