Buick Regal: Engine Cooling System Messages - Vehicle Messages - Instruments and Controls - Buick Regal Owners ManualBuick Regal: Engine Cooling System Messages

A/C OFF DUE TO HIGH ENGINE TEMP

This message displays when the engine coolant becomes hotter than the normal operating temperature.

To avoid added strain on a hot engine, the air conditioning compressor automatically turns off.

When the coolant temperature returns to normal, the air conditioning compressor turns back on. You can continue to drive the vehicle.

If this message continues to appear, have the system repaired by your dealer as soon as possible to avoid damage to the engine.

COOLANT LEVEL LOW ADD COOLANT

This message will display if the coolant is low. See Engine Coolant .

ENGINE OVERHEATED — IDLE ENGINE

This message displays when the engine coolant temperature is too hot. Stop and allow the vehicle to idle until it cools down.

ENGINE OVERHEATED — STOP ENGINE

This message displays and a continuous chime sounds if the engine cooling system reaches unsafe temperatures for operation.

Stop and turn off the vehicle as soon as it is safe to do so to avoid severe damage. This message clears when the engine has cooled to a safe operating temperature.

HIGH COOLANT TEMPERATURE

This message displays if the coolant temperature is hot. See Engine Overheating .

    Door Ajar Messages
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    Engine Oil Messages
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    See also:

    Interior overview
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    Passenger compartment
    1. Interior trunk access (P. 1-8) 2. Moonroof (if so equipped) (P. 2-46) 3. Sun visors (P. 3-28) 4. Interior lights, illuminated entry (P. 2-48) 5. HomeLink universal transceiver (if so equippe ...

    Help Command
    If you need assistance at any prompt, or if you want to know your options at any prompt, say “Help” following the beep. The Uconnect™ Phone will play some of the options at any prompt if y ...