Do not modify your vehicle in a manner that may affect its handling, stability, or reliability, or install non-genuine Honda parts or accessories that may have a similar effect.
Even minor modifications to vehicle systems can affect overall vehicle performance.
Always make sure all equipment is properly installed and maintained, and do not make any modification to your vehicle or its systems that might cause your vehicle to no longer meet federal, state, province, territory, and local regulations.
Do not modify or attempt to repair any of the electrical components.
Honda Civic Service Manual. Front Door Opening Seal Removal and Installation
8351C0 DRIVER SIDE
8361B7 PASSENGER SIDE
Removal
1.
Front Door Sill Trim - 4-Door
...