I wouldn't disturb that line to much. After 20 years espeicaly if you are up north those crimps get a bit rusty. They don't like to move. If you pull it apart be ready to replace it if you have to. If you plan on keeping the car you should anyway.

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2006 CL500
1969 280SE
2023 Ram 1500
2026 Genesis GV70
2007 Tiara 3200