Section 1290 (Body - Interior & Exterior): Weatherstrip/Seals: Caution
WARNING: This page is about a different car, the 2020 Jeep Renegade. However, it is still accessible from the selected car via links, so may be relevant.
Some body mounted weatherstrips are sealed to the body using a white mastic compound.
CAUTION:
Door and Liftgate weatherstrip seals that use a white mastic sealant must be replaced with a new weatherstrip and any mastic must be cleaned from attachment flanges whenever the weatherstrip is removed.
CAUTION:
Failure to follow these recommendations could result in damage or failure to the part and the related parts.