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