Corrosion on Door White Deposits on Door Primary Weatherstrip

Some owners may comment on corrosion developing on the door at the weatherstrip contact area and of a white powder developing on the primary weatherstrip surface.

An abrasive substance that forms on the door primary weatherstrip abrades the corrosion protection applied to the door.

Inspect all doors and refer to the following Level of Damage Chart and perform the corrective procedure referred to in the chart.

Refer to the following Recommended Paint Repair Products Chart for the recommended repair products to refinish the repaired doors.

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After the door is refinished, install 3M® SCOTCHCAL Paint Protective Film P/N 84701, or equivalent, to the area of the door primary weatherstrip contact to door. This area can be determined by spraying the door primary weatherstrip with water and gently closing the door.

Notice: When trimming paint protective film, be careful not to cut or scratch the paint beneath the protective film.

Notice: Do not bridge over seam sealant tape or rubber muckets used on the window frame to door joints on Sedans and Wagons with the paint protective film.

On Sedans and Wagons, install the paint protective film in 2 separate pieces to the window frame and door lower. Make sure the end points of the protective film are at the window frame to door lower joints as shown in the illustration.

Clean the door primary weatherstrip contact surface of the remaining doors with 3M® General Purpose Adhesive Cleaner P/N 08984 or equivalent, and apply 3M® SCOTCHCAL Paint Protective Film P/N 84701 or equivalent to the area of the door primary weatherstrip contact to the door.

Important: Make sure to wipe off excess silicone paste from the door primary weatherstrip with a clean dry cloth.

Clean the door primary weatherstrip surfaces with 3M® General Purpose Adhesive Cleaner P/N 08984 or equivalent, and apply a coat of 3M® Silicone Paste P/N 51135-08946 or equivalent.