OER Parts offers a wide selection of Battery Accessories for your 1984 Cadillac Cimarron. OER Parts offers 1984 Cadillac Cimarron Battery Tender, 1984 Cadillac Cimarron Battery Managment System, 1984 Cadillac Cimarron Dual Battery System Controller Set, and 1984 Cadillac Cimarron Battery Relocation Set. Battery Mat Battery Topper Battery Terminal Protectors Battery Post Cleaning Brush Battery Terminal Puller