3 0 2001 Mack E7 Engine Control Module (ECM) $600 USD (USED) 2001 Mack E7 Diesel Engine Computer Module, ECM, ECU, for sale!!!!, P/N: 12MS517M, Stock #: E1764 For more information about this listing, shipping, technical questions email us at... ConditionUsedPart Number12MS517MStock NumberE1764 MLS Number9959481CategoryEngine Control Modules (ECM) Last Updated11/1/2019 LocationHialeah, FL, US Sold ByJJ Rebuilders Inc. (844) 385-___ SHOWNUMBERCall Seller Email Seller Save More Info
4 0 1999 Mack E7 Engine Control Module (ECM) $600 USD (USED) 1999 Mack E7 Diesel Engine Computer Module, ECM, ECU, for sale!!!!, Mack P/N: 12MS514M, Bosch P/N: 0281001522, Stock #: E1753 For more information about this listing, shipping,... ConditionUsedPart Number12MS514MStock NumberE1753 MLS Number9946095CategoryEngine Control Modules (ECM) Last Updated10/21/2019 LocationHialeah, FL, US Sold ByJJ Rebuilders Inc. (844) 385-___ SHOWNUMBERCall Seller Email Seller Save More Info
3 0 2000 Mack E7 Engine Control Module (ECM) $600 USD (USED) 2000 Mack E7 Diesel Engine Control Module, ECM, ECU, Passenger Side, for sale!!!!, P/N: 12MS517M, Stock #: E1750 For more information about this listing, shipping, technical... ConditionUsedPart Number12MS517MStock NumberE1750 MLS Number9941105CategoryEngine Control Modules (ECM) Last Updated10/16/2019 LocationHialeah, FL, US Sold ByJJ Rebuilders Inc. (844) 385-___ SHOWNUMBERCall Seller Email Seller Save More Info
4 0 Mack E7 ECM / ECU $600 USD (USED) Mack E7 Diesel Engine Computer, ECM, ECU, for sale!!!!, P/N: 12MS523M, 0281010820, Stock #: E1713 For more information about this listing, shipping, technical questions email... ConditionUsedPart Number12MS523MStock NumberE1713 MLS Number9918281CategoryEngine Control Modules (ECM) Last Updated9/23/2019 LocationHialeah, FL, US Sold ByJJ Rebuilders Inc. (844) 385-___ SHOWNUMBERCall Seller Email Seller Save More Info
4 0 2002 Mack E7 ECM / ECU $600 USD (USED) Mack E7 Diesel Engine Computer, ECM, ECU, for sale!!!!, P/N: 12MS523M, 0281010820, Stock #: E1713 For more information about this listing, shipping, technical questions email... ConditionUsedPart Number12MS523MStock NumberE1713 MLS Number9918280CategoryEngine Control Modules (ECM) Last Updated9/23/2019 LocationHialeah, FL, US Sold ByJJ Rebuilders Inc. (844) 385-___ SHOWNUMBERCall Seller Email Seller Save More Info
4 0 Mack E7 ECM / ECU $600 USD (USED) Mack E7 Diesel Engine Control Module, ECM, ECU, for sale!!!!, P/N: 12MS517M, 0281001522, Stock #: E1705 For more information about this listing, shipping, technical questions... ConditionUsedPart Number12MS517MStock NumberE1705 MLS Number9911451CategoryEngine Control Modules (ECM) Last Updated9/16/2019 LocationHialeah, FL, US Sold ByJJ Rebuilders Inc. (844) 385-___ SHOWNUMBERCall Seller Email Seller Save More Info
6 0 Mack ECM Part # 12MS526M, Bosch Part # 0281020006, 12V $575 USD (GOOD USED/TESTED) Mack ECM Part # 12MS526M (Engine Control Module), Bosch Part # 0281020006, 12V, OEM Part # 12MS526M ECM/ECU/COMPUTER, Engine Computer, ECM Serial # 3873074412286, Stock #... ConditionUsedPart Number12MS526MStock Number1476 MLS Number9693417CategoryEngine Control Modules (ECM) Last Updated3/20/2019 LocationOpa Locka, FL, US Sold ByCA Truck Parts Inc. (305) 688-___ SHOWNUMBERCall Seller Email Seller Save More Info
0 0 1994 Mack E7 Engine Control Module (ECM) for a Mack CH $1,845 USD (USED) Mack E7 Ref# 12 MS 45 M4 BOSCH ECM ConditionUsedFits To Make(s)MackFits To Model(s)CHPart Number12 MS 45 M4Stock Number25837284 MLS Number13735312CategoryEngine Control Modules (ECM) Last Updated10/15/2025 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
0 0 2007 Mack E7 Engine Control Module (ECM) for a Mack CXN $915 USD (USED) Mack E7 HP: 350 Ref# 12MS532M USED E7 ECM P/N 12MS532M ***NEEDS TESTED*** ConditionUsedFits To Make(s)MackFits To Model(s)CXNPart Number12MS532MStock Number25873528 MLS Number13864006CategoryEngine Control Modules (ECM) Last Updated10/3/2025 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
0 0 2007 Mack E7 Engine Control Module (ECM) for a Mack CXN $915 USD (USED) Mack E7 HP: 350 Ref# 12MS532M MACK E7 ECM P/N 12MS532M WILL BE TESTED BEFORE SHIPPING ConditionUsedFits To Make(s)MackFits To Model(s)CXNPart Number12MS532MStock Number25873676 MLS Number13863964CategoryEngine Control Modules (ECM) Last Updated10/3/2025 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
0 0 2006 Mack E7 Engine Control Module (ECM) for a Mack CXN $915 USD (USED) Mack E7 Ref# 12MS534M USED E7 ECM P/N 12MS534M ***NEEDS TESTED*** ConditionUsedFits To Make(s)MackFits To Model(s)CXNPart Number12MS534MStock Number25871950 MLS Number13856807CategoryEngine Control Modules (ECM) Last Updated10/1/2025 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
0 0 1995 Mack E7 Engine Control Module (ECM) for a Mack CH $1,275 USD (USED) Mack E7 Ref# 12MS51M7 MACK ECM ConditionUsedFits To Make(s)MackFits To Model(s)CHPart Number12MS51M7Stock Number25835079 MLS Number13726385CategoryEngine Control Modules (ECM) Last Updated9/17/2025 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
0 0 1995 Mack E7 Engine Control Module (ECM) for a Mack CH $1,845 USD (USED) Mack E7 Ref# 12MS45M4 ConditionUsedFits To Make(s)MackFits To Model(s)CHPart Number12MS45M4Stock Number25835100 MLS Number13726383CategoryEngine Control Modules (ECM) Last Updated9/17/2025 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
0 0 1994 Mack E7 Engine Control Module (ECM) for a Mack CH $1,275 USD (USED) Mack E7 Ref# 12MS51M7 V-MAC ECM ConditionUsedFits To Make(s)MackFits To Model(s)CHPart Number12MS51M7Stock Number25837285 MLS Number13735313CategoryEngine Control Modules (ECM) Last Updated8/13/2025 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
0 0 2000 Mack E7 E-Tech Engine Control Module (ECM) for a Mack E7 ETEC $500 USD ECM E7 ETEC ConditionUsedFits To Make(s)MACKFits To Model(s)E7 ETECStock Number2407650 MLS Number12878135CategoryEngine Control Modules (ECM) Last Updated9/11/2025 LocationHenderson, CO, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
0 0 2003 Mack E7 E-Tech Engine Control Module (ECM) for a Mack E7 ETEC $500 USD ECM E7 ETEC ConditionUsedFits To Make(s)MACKFits To Model(s)E7 ETECStock Number2407659 MLS Number12878136CategoryEngine Control Modules (ECM) Last Updated9/11/2025 LocationHenderson, CO, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
0 0 Mack E7 E-Tech Engine Control Module (ECM) for a Mack E7 ETEC $500 USD 12MS411M5 ConditionUsedFits To Make(s)MACKFits To Model(s)E7 ETECStock Number941746 MLS Number10964539CategoryEngine Control Modules (ECM) Last Updated9/11/2025 LocationAthens, GA, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
0 0 Mack E7 E-Tech Engine Control Module (ECM) for a Mack E7 ETEC $500 USD 12MS411M2 ConditionUsedFits To Make(s)MACKFits To Model(s)E7 ETECStock Number941899 MLS Number10964574CategoryEngine Control Modules (ECM) Last Updated9/11/2025 LocationAthens, GA, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
0 0 Mack E7 E-Tech Engine Control Module (ECM) for a Mack E7 ETEC $500 USD ConditionUsedFits To Make(s)MACKFits To Model(s)E7 ETECStock Number942680 MLS Number11334394CategoryEngine Control Modules (ECM) Last Updated9/11/2025 LocationAthens, GA, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
0 0 Mack E7 Engine Control Module (ECM) $1,000 USD used mack engine ecm 12MS51M7, Serial#: 12ms51m7 ConditionUsedStock Number3809149 MLS Number12194807CategoryEngine Control Modules (ECM) Last Updated7/20/2023 LocationWinger, MN, US Sold ByLucken Trucks and Parts (833) 637-___ SHOWNUMBERCall Seller Email Seller Save More Info
0 0 Mack E7 Engine Control Module (ECM) $1,200 USD 2000 mack ecm used guaranteed to be programmable, Serial#: 12ms514m ConditionUsedStock Number3809104 MLS Number12096580CategoryEngine Control Modules (ECM) Last Updated6/1/2023 LocationWinger, MN, US Sold ByLucken Trucks and Parts (833) 637-___ SHOWNUMBERCall Seller Email Seller Save More Info
0 0 Mack E7 Engine Control Module (ECM) for a 1995 Mack CH613 $995 USD GOOD USED VMAC MODULE, Serial#: 2552129, Casting#: 2552129 ConditionUsedFits To Make(s)MackFits To Model(s)CH613Will Fit Year(s)1995Part Number12MS51M7Stock NumberP-60288 MLS Number11643238CategoryEngine Control Modules (ECM) Last Updated5/19/2023 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
0 0 Mack E7 Engine Control Module (ECM) $750 USD Engine ECM, Serial#: 12MS48M2, Casting#: 12MS48M2 ConditionUsedFits To Make(s)MackPart Number12MS411M2Stock Number3809012 MLS Number11590472CategoryEngine Control Modules (ECM) Last Updated5/19/2023 LocationWinger, MN, US Sold ByLucken Trucks and Parts (833) 637-___ SHOWNUMBERCall Seller Email Seller Save More Info
0 0 Mack E7 Engine Control Module (ECM) $800 USD bosch mack 281001151, Serial#: 281001151, Casting#: 281001151 ConditionUsedPart Number281001151Stock Number859 MLS Number10682002CategoryEngine Control Modules (ECM) Last Updated5/19/2023 LocationWinger, MN, US Sold ByLucken Trucks and Parts (833) 637-___ SHOWNUMBERCall Seller Email Seller Save More Info
0 0 Mack E7 Engine Control Module (ECM) $800 USD used mack ecm 12ms48m2 or 12ms411m2 good working condition guaranteed to be good, Serial#: 12ms48m2, Casting#: 12ms48m2 ConditionUsedStock Number3808893 MLS Number11134446CategoryEngine Control Modules (ECM) Last Updated12/15/2022 LocationWinger, MN, US Sold ByLucken Trucks and Parts (833) 637-___ SHOWNUMBERCall Seller Email Seller Save More Info