Look at your local auto parts store discount auto auto zone etc for a product used to clean vinyl tops and such for tough jobs.
How to clean a vinyl roof on a car.
Using hand hot water the surface should be scrubbed with a bristle brush being careful around the stitched area and windows.
As a general rule always wash convertible tops in the shade never in.
Otherwise just car wash soap and water with a cloth and towel dry.
Remove water and dry vinyl top by patting material with quality drying chamois.
First of all make sure that your classic car is parked in the shade.
Also try to get a chemical that won t stain since the top is white.
Keep vinyl top on old car nice and clean and protected 1988 caprice.
When you are getting ready to start the wash remember.
Wipe off excess.
Wash with either the love glove or a soft bristle brush if the roof is especially dirty.
Use a non detergent based auto shampoo unless the top isn t that dirty in which case all you need to do is rinse it thoroughly with cool water.
First make sure to wash the soft top at least once a month or whenever it becomes excessively dusty or duty.
Mist spray the soft top fabric and then paint on the solution allowing approximately an hour for the active ingredients to work penetrating the dirt and loosening the grime.
Rinse the roof down with water.
Don t use bleach or some strong household chemical.
While it s still wet apply our.
Wash vinyl top using 303 fabric vinyl convertible top cleaner to remove loose and or embedded dirt and contaminants.
Park in a cool shaded area.
Here is a step by step list of how best to go about cleaning a classic car s convertible vinyl top.
Depends on what s on it.