1. Disengage the door garnish clips using a fastener remover.
2. While cutting the double-sided adhesive tape using a screwdriver or a razor, separate the rear door garnish from the body.
Warning
3. Remove the rear door garnish.

Rear flap removal/installation
Rear door garnish installationMazda 6 Service Manual: Reporting Safety Defects (U.S.A.)
If you believe that your vehicle has a defect which could cause a crash or could
cause injury or death, you should immediately inform the National Highway Traffic
Safety Administration (NHTSA) in addition to notifying Mazda Motor Corporation (Your
Mazda Importer/Distributor).
If NHTSA receive ...
Mazda 6 Service Manual: Rear wheel alignment
Specification (Unloaded)*1
Normal
Elevated*3
*1 : Engine coolant and engine oil are at specified level. Spare tire, jack
and tools are in designated position.
*2 : Difference between left and right must not exceed 1°30'.
*3 : Distance between wheel center and fender brim is 392 mm {15.4 ...