1. Remove the front door unit.
2. Remove the screws, then remove the front door latch and door lock actuator.

3. Install in the reverse order of removal.
Rear door unit removal/installation
Rear door latch and lock actuator removal/installationMazda 6 Service Manual: Schedule 1
U.S.A. and Puerto Rico residents - Engine oil flexible maintenance interval
Use when the maintenance monitor for “Oil Change” is set to “Flexible”. For
details, see maintenance monitor.
Chart symbols:
I: Inspect: Inspect and clean, repair, adjust, fill up, or replace if necessary.
T: ...
Mazda 6 Service Manual: Tire Chains
Check local regulations before using tire chains.
CAUTION
Chains may affect handling.
Do not go faster than 50 km/h (30 mph) or the chain manufacturer's recommended
limit, whichever is lower.
Drive carefully and avoid bumps, holes, and sharp turns.
Avoid locked-wheel braking.
Do not ...