B (S)Module Kit – GM (85855258)

GM Genuine Parts builds this B to the same footprint as the original; the catalogue number is S)Module Kit – GM (85855258. The unit plugs into the factory harness and runs the system it was programmed for. Catalogue application notes: Silverado, sierra. In tank. Regular cab. 8′ 0 box. Tank & mounting, gas, e85, with 8 ft box. Check the part number stamped or moulded on the original against S)Module Kit – GM (85855258 — a number that looks close can belong to a different circuit. Held in US stock for same-week dispatch.