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: Mazda Importer/Distributors
U.S.A. Mazda North American Operations 7755 Irvine Center Drive Irvine, CA 92618-2922 U.S.A. P.O. Box 19734 Irvine, CA 92623-9734 U.S.A. TEL: 1 (800) 222-5500 (in U.S.A.) (949) 727-1990 (outside U.S.A.) CANADA Mazda Canada Inc. 55 Vogell Road, Richmond Hill, Ontario, L4B 3K5 Canada TEL: 1 ...

Mazda 6 Service Manual: Replacing Windshield Wiper Blades
When the wipers no longer clean well, the blades are probably worn or cracked. Replace them. CAUTION To prevent damage to the wiper arms and other components, do not try to sweep the wiper arm by hand. NOTE When raising both windshield wiper arms, raise the driver's side wiper arm first. W ...