1993 Buick Century Owner's Manual - Page 261

Using Foam-Qpe Cleaner on Fabric Vacuum and brushthe area to remove any loose dirt. Always clean a whole trim panelor section. Mask surrounding trim along stitch or welt lines. Mix Multi-Purpose Powdered Cleaner following the directions onthe 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 thesection, use a sponge to remove the suds. Rinse the section with a clean, wet sponge. Wipe off what's left with a slightly damp paper towel or cloth. Then dry it immediately with an hose, a hair dryer air or a heat lamp. Using Solvent=Qpe Cleaner on Fabric First, see if you have to use solvent-type cleaner all. at Some spots and stains will clean off better with water just and mild soap. If you need to useit, then: Gently scrape excesssoil from the trim material with a clean, dullknife or scraper. Use very little cleaner, light pressure and clean cloths (preferably cheesecloth). Cleaning should start at the outside the stain, of "feathering" toward the center. Keep changing to a clean section of the cloth. When you clean a stain from fabric, immediately dry the area with anair hose, hair dryer, or heat lamp to help prevent a cleaning ring. (See the previous NOTICE.) Wipe with a clean cloth. 259