Mazda 6 Service Manual: No.22 vibration concerns (engine)

No.21 engine noise

No.23 a/c does not work sufficiently

Other materials:

Mazda 6 Service Manual: Component Parts
Microphone (hands-free) The microphone is used for speaking voice commands or when making a Hands-free call. Talk button, Pick-Up button and Hang-Up button (hands-free) The basic functions of Bluetooth® Hands-Free can be used for such things as making calls or hanging up using the talk, pi ...

Mazda 6 Service Manual: Operating Tips for CD Player
Condensation phenomenon Immediately after turning on the heater when the vehicle is cold, the CD or optical components (prism and lens) in the CD player may become clouded with condensation. At this time, the CD will eject immediately when placed in the unit. A clouded CD can be corrected sim ...