Chevrolet Sonic Repair Manual: General

Wheels/Tires

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Tire and Wheel Assembly Balancing - Off Vehicle

Warning: Failure to adhere to the following precautions before tire balancing can result in personal injury or damage to components: Clean away any dirt or deposits from the inside of the ...

Other materials:

Reporting Safety Defects to the United States Government
If you believe that your vehicle has a defect which could cause a crash or could cause injury or death, you should immediately inform the National Highway Traffic Safety Administration (NHTSA) in addition to notifying General Motors. If NHTSA receives similar complaints, it may open an investig ...

Special Tools (MIT Tool Instructions)
Bluetooth Pairing for Vehicles with Radio RPO: UF7 Either reset the pin code on the radio to 0000, or go under Device Info on the radio and see what the pin code is (to enter it later on the MIT). Turn the BT discoverable ON in the radio Bluetooth settings. Press Pair De ...

Cooling Fan Description and Operation (LUV)
The engine cooling fan system is composed of one cooling fan, a series of 5 relays, the engine control module (ECM), and the associated wiring. The cooling fan assembly includes two resistors. This combination of components enables the ECM to operate the cooling fan at 3 speeds usi ...