I didn't bother on mine as my roof rails came away with the foamy/rubber stuff still attached. Seems to be OK.
My door rubber leak really badly though, I need to replace them again. Something doesn't fit right somewhere and I don't know what.
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My '80 progress thread - hugger orange!
Now with LQ9 power - forged pistons, LS2 rods, 236/242, .621/.612, flowed and milled 317 heads. MS3X
4L80e, 12 bolt, 4.11, Moroso brute strength posi, steel shafts.
Subframe connectors, g-braces, solid body bushes, carbon hood and front bumper, custom door cards, Autometer gauges.