Mazda 6 Service Manual: No.20 noise occurs at idle when vehicle is stopped in all positions/ranges

No.19 excessive shift shock on torque converter clutch (tcc)

No.21 noise occurs at idle when vehicle is stopped in d, s, l ranges, or in r position

Other materials:

Mazda 6 Service Manual: Seat Belt Precautions
Seat belts help to decrease the possibility of severe injury during accidents and sudden stops. Mazda recommends that the driver and all passengers always wear seat belts. (U.S.A. and Canada)   All of the seat belt retractors are designed to keep the lap/shoulder belts out of the way when ...

Mazda 6 Service Manual: Front lower arm (rear) inspection
1. Remove the lower arm (rear) from the vehicle. 2. Inspect for damage, cracks, and bending. 3. Inspect the ball joint rotation torque. (1) Rotate the ball joint five times. (2) Measure the rotation torque using a suitable allen socket and a torque wrench. If not within the specif ...