OER Parts offers a wide selection of Battery Accessories for your 1982 Cadillac Seville. OER Parts offers 1982 Cadillac Seville Battery Tender, 1982 Cadillac Seville Battery Managment System, 1982 Cadillac Seville Dual Battery System Controller Set, and 1982 Cadillac Seville Battery Relocation Set. Battery Mat Battery Topper Battery Terminal Protectors Battery Post Cleaning Brush Battery Terminal Puller