Can't remember if the '03 models still have the 25 pin diagnostic port in the engine compartment, but if so, you can use mine. I drive through Putnam County every day on my commute.
2000 328Ci Steptronic
Original Engine & Transmission
Original Transmission Fluid
15K Oil Changes
Last edited by enzo_the_baker; 01-13-2013 at 10:28 PM.