OER Parts offers a wide selection of Battery Accessories for your 1990 Dodge Caravan. OER Parts offers 1990 Dodge Caravan Battery Tender, 1990 Dodge Caravan Battery Managment System, 1990 Dodge Caravan Dual Battery System Controller Set, and 1990 Dodge Caravan Battery Relocation Set. Battery Mat Battery Topper Battery Terminal Protectors Battery Post Cleaning Brush Battery Terminal Puller