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

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Mazda 6 Service Manual: Installing Child-Restraint Systems
Accident statistics reveal that a child is safer in the rear seat. The front passenger's seat is clearly the worst choice for any child under 12, and with rear-facing childrestraint systems it is clearly unsafe due to air bags. NOTE Even if your vehicle is equipped with front passenger occupan ...

Mazda 6 Service Manual: Front door speaker removal/installation
1. Disconnect the negative battery cable. 2. Remove the front door trim. 3. Remove in the order indicated in the table. 4. Install in the reverse order of removal. Front Door Speaker Installation Note Attach the speaker with the wiring harness placed in the groove of the door unit panel. ...