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: Roof molding installation
1. Attach the roof molding to the T stud at the A section. 2. Press in the roof molding along the direction (1) shown in the figure and attach it to the clip A at the B section. 3. Hook the roof molding to the clip B at the C section, press it in, and attach the roof molding to the clip B. ...

Mazda 6 Service Manual: Underbody Maintenance
Road chemicals and salt used for ice and snow removal and solvents used for dust control may collect on the underbody. If not removed, they will speed up rusting and deterioration of such underbody parts as fuel lines, frame, floor pan, and exhaust system, even though these parts may be coated ...