Chevy Caprice Submitted by an Anonymous Greaser on Thu, 2008-08-14 16:10 Is an 1989 Chevy Caprice Classic a good candidate to convert to diesel, and biodiesel? Thanks, Linda, in Boulder, CO Reply to this post Linda, your vehicle is a Submitted by an Anonymous Greaser on Mon, 2009-03-30 15:51 Linda, your vehicle is a gasoline powered vehicle, it cannot be converted to run diesel, vegetable oil or biodiesel. You'll need a diesel powered vehicle. reply Reply to this post Your name Comment * Location * What code is in the image? * Enter the characters shown in the image.