Sep 18, 2003 #1 b4black Well-Known Member Joined May 24, 2001 Messages 3,773 Found this: http://www.tocmp.com/brochures/Buick/1983/index.htm
Sep 24, 2003 #3 8 80sportcoupe Member Joined Oct 11, 2001 Messages 57 Cool brochure. Any of you guys with '83s change your oil every 7500 like it says to?