
Turning the ignition key to MAR, the multifunction display shows the message “Check active”: the diagnostic phase of all the electronic systems on the car has started. This lasts few seconds: if no faults are detected, when the engine has started, the display shows the “Check OK” message. See section “Warning lights and messages” if faults are found.

Chevrolet Sonic. Recreational Vehicle Towing
Recreational vehicle towing means towing the vehicle behind another vehicle,
such as a motor home. The two most common types of recreational vehicle towing are
known as dinghy towing and dolly tow ...
Chevrolet Sonic. Safety Belt Reminders
Driver Safety Belt Reminder Light
There is a driver safety belt reminder light on the instrument cluster.
When the vehicle is started, this light flashes and a chime may come on to remind
the dr ...
Chevrolet Sonic. Wheel Alignment and Tire Balance
The tires and wheels were aligned and balanced at the factory to provide the
longest tire life and best overall performance. Adjustments to wheel alignment and
tire balancing are not necessary on ...