CATERPILLAR C15, (USED) 2005 Caterpillar C15 ACERT Diesel Engine Computer Module, ECM, ECU, MXS, for sale!!!! P/N: 248-5545 Stock #: E1708 For more information about this listing, shipping, technical questions email us at sales@jjrebuilders.com or call 1-800- 971-3019. We