Bumpy ride, rough ride might be shocks/suspension. Gas mileage may be the efi system however. For instance, the computer uses the oxygen sensor to see how rich/lean you are and fine tunes the engine based on this information. If the o2 is off or bad, things may not run perfectly- and gas mileage would suffer. Other things could also play into effect on this, such as tranny problems, error codes, etc. --- Yvonne Bowhay <moongardenart@xxxxxxxxx> wrote: > > hello it's me again my Imperial beauty is sick > it's grtting terrible gas mileage. (something I > can't deal with, with the price of gas) it's also > shaking or shimmining we think it's the tires, what > is the best tires for my baby? we plan on putting > new shocks on it, maybe that's it . i only want the > best for her, she has to take us to Reno again not > to mention Montana, i'm just worried about her any > suggestion from other 93 Imperial owners would be > helpful. I had no idea Imperials were around for > so long I know I love mine. > > Thanks Yvonne and MIke > > > > > > --------------------------------- > Do you Yahoo!? > Yahoo! Tax Center - forms, calculators, tips, and more __________________________________________________ Do you Yahoo!? Yahoo! Tax Center - forms, calculators, tips, more http://taxes.yahoo.com/