Mazda 6 Service Manual: No.23 a/c does not work sufficiently

No.22 vibration concerns (engine)

No.24 a/c is always on or a/c compressor runs continuously

Other materials:

Mazda 6 Service Manual: Rear seat disassembly/assembly
4SD 1. Disassemble in the order indicated in the table. 2. Assemble in the reverse order of disassembly. 5HB 1. Disassemble in the order indicated in the table. 2. Assemble in the reverse order of disassembly. ...

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 ...