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Check coolant level
The cooling system must be filled with coolant and not leak to operate at maximum efficiency. Check the coolant level regularly. The level should be between the MAX and MIN marks on the expansio ...

Overview
With dynamic design, high quality and class-leading safety, the Volvo S40 saloon is a true Volvo and one that asserts a unique identity in the growing premium compact class. Boasting a four-door ...

Auxiliary sound level
If the external sound source's volume is too high, the quality of the sound may be impaired. This can be prevented by adjusting the external sound source's input volume. 1. While playing the ...