1. Turn the seaming welt over.
2. Disengage clips A using a fastener remover.

3. Pull the A-pillar trim, then disengage clip B (1).
4. Pull the A-pillar trim upward, then disengage clip B from the A-pillar trim (2).
5. Pull clip B out, then rotate 45°.

6. Remove clip B from the grommet by pulling it toward you.
Trim
A-pillar trim installationMazda 6 Service Manual: Solenoid valve removal/installation
1. Disconnect the negative battery cable.
2. Remove the under cover.
3. Remove the control valve body. (See CONTROL VALVE BODY REMOVAL.)
4. Remove the solenoid valve(s).
5. Apply ATF to a new O-ring and install it on the solenoid valve.
6. Install the solenoid valve in the control valve body. ...
Mazda 6 Service Manual: High-mount brake light removal/installation
4SD
In-vehicle-type
1. Disconnect the negative battery cable.
2. Remove in the order indicated in the table.
3. Install in the reverse order of removal.
Rear spoiler type
1. Disconnect the negative battery cable.
2. Remove the rear spoiler. (See REAR SPOILER REMOVAL/INSTALLATION)
3. Remo ...