Theres no dash cover, and the only affected area is the black plastic that surrounds the clear cover for the gauges. And its not just one section of it, its the whole thing that seems to be disintegrating. Nothing else on the car is doing this.

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1985 380SE Blue/Blue - 230,000 miles
2012 Subaru Forester 5-speed
2005 Toyota Sienna
2004 Chrysler Sebring convertible
1999 Toyota Tacoma