I suspect your Caravan had the 3.0L V6; because the 3.0L at the time was the Mitsubishi 6G72 V6 (in 12 Valve SOHC form, with a Chrysler Intake and Electronics) and the 3000GT has (You Guessed it!) the 6G72 V6 in both SOHC and DOHC form! I bet you had to use the Chrysler Engine Harness