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: Traffic Sign Display Indication
The following traffic signs are displayed on the active driving display. Speed limit signs Do not enter signs Stop signs The above indications are some examples. NOTE Speed limit signs When the vehicle speed is about 1 km/h (0.6 mph) or faster, the speed limit sign is displayed wh ...

Mazda 6 Service Manual: Seat belt inspection
Belt 1. Confirm that the seat belt is installed correctly. 2. Inspect the seat belt for damage and deformation of metal parts. If any damage is found, replace as necessary. ELR 1. Verify that the belt can be pulled out smoothly, and that it moves smoothly when wound. If not as specif ...