2 0 2005 GMC 6.6L DURAMAX Engine Control Module (ECM) for a GMC C5500 $450 USD (USED) GM 6.6L DURAMAX HP: 300 Ref# 15246462 ConditionUsedFits To Make(s)GMCFits To Model(s)C5500Part Number15246462Stock Number25799127 MLS Number13597561CategoryEngine Control Modules (ECM) Last Updated8/10/2025 LocationSioux Falls, SD, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info