1994 Buick Roadmaster Owner's Manual - Page 238

Air Cleaner NOTICE: The air cleaneris located on the driver's sideof the engine compartment. To check or replace the filter, unscrew the wing nuts and pull air cleaner open. the Replace theair filter, close the cover.and screw on the tabs wing nuts, making sure the are properly positioned. Refer to the Maintenance Schedule to determine when to replacethe air filter. See "Scheduled Maintenance Services" the Index. in If the air cleaner off, a backfire can cause a i s damaging engine fire. And, dirt can easily get into your engine, which will damage it. Always have the air cleaner place when you're driving. in 236