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: Manual Transaxle Shift Pattern
  The shift pattern of the transaxle is conventional, as shown. Depress the clutch pedal all the way down while shifting; then release it slowly. Your vehicle is equipped with a device to prevent shifting to R (reverse) by mistake. Push the shift lever downward and shift to R.   ...

Mazda 6 Service Manual: Bonnet removal/installation
Warning Removing the bonnet without supporting can be dangerous. The bonnet may fall and injure you. Always perform the following procedure with at least another person. 1. Disconnect the windshield washer hose. 2. To remove the bonnet hinge, remove the front fender panel. 3. To remov ...