The 2003 Dodge Caravan Sport requires a 12-volt, group size 34 BCI replacement battery. The replacement battery must have at least 690 cranking amps and 550 cold cranking amps. The dimensions of the battery are 10 3/4 inches long by 6 7/8 inches wide and 8 inches tall.
Dodge equipped the 2003 Caravan Sport with a 600-amp battery. It also has a 180-horsepower V6 engine with an estimated fuel economy of 17 miles per gallon in the city and 23 miles per gallon on the highway. The manufacturer's suggested retail price for the 2003 Dodge Caravan Sport was $28,195. The 2003 year was a part of the fourth generation of Caravans, which lasted from 2001 to 2007. Dodge introduced the Caravan during the 1984 model year.