2 0 Caterpillar Engine Control Module (ECM) $795 USD USED ECM/ CAT 40 PIN 3406E 1LW S/N GUARANTEED TO BE PROGRAMABLE., Serial#: 145-7806-01 ConditionUsedStock NumberP-60918 MLS Number13883160CategoryEngine Control Modules (ECM) Last Updated10/14/2025 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info