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: Gear Shift Indicator (GSI)
The Gear Shift Indicator (GSI) supports you to obtain optimum fuel economy and smooth driving. It displays the selected gear position in the instrument cluster as well as notifies the driver to change to the most suitable gear position corresponding to the actual driving condition. CAUTIO ...

Mazda 6 Service Manual: Front door unit removal/installation
1. Remove the front door glass. 2. Remove the inner handle. 3. Remove the front door speaker. 4. Disconnect the power window motor connector, front door lock actuator connector, power outside mirror connector. 5. Remove the door harness from the front door unit. 6. Remove the bolts. 7. Rem ...