1995 Buick Riviera Owner's Manual - Page 255

Using Foam-vpe Cleaner on Fabric Vacuum and brush the area to remove any loose dirt. Always clean a whole trim panel or section. Mask surrounding trim along stitch or welt lines. Mix Multi-Purpose Powdered Cleaner following the directions on the container label. Use suds only and apply with a clean sponge. Don't saturate the material. Don't rub it roughly. As soon as you've cleaned the section, use a sponge to remove the suds. 0 0 0 Rinse the section with a clean, wet sponge. Wipe off what'sleft with a slightly damp paper towel or cloth. Then dry it immediately with a blow dryer or a heat lamp. (r 6-46