Mazda 6 Service Manual: No.19 excessive shift shock on torque converter clutch (tcc)

No.18 excessive shift shock is felt when upshifting and downshifting

No.20 noise occurs at idle when vehicle is stopped in all positions/ranges

Other materials:

Mazda 6 Service Manual: Lane-Change Signals and Three-Flash Turn Signal
Lane-Change Signals Move the lever halfway toward the direction of the lane change—until the indicator flashes— and hold it there. It will return to the off position when released. Three-Flash Turn Signal After releasing the turn signal lever, the turn signal indicator flashes three times ...

Mazda 6 Service Manual: Rearview Mirror
WARNING Do not stack cargo or objects higher than the seatbacks: Cargo stacked higher than the seatbacks is dangerous. It can block your view in the rearview mirror, which might cause you to hit another car when changing lanes. Rearview mirror adjustment Before driving, adjust the rearview mi ...