View 3 Photos View 0 Videos 2007 Mack E7 Engine Control Module (ECM) for a Mack CXN $1,005 USD (USED) Mack E7 Serial #: N/A CPL/Arr: N/A HP: N/A Ref# 12MS534M NOT TESTED ConditionUsedFits To Make(s)MackFits To Model(s)CXNPart Number12MS534MStock Number25707296 MLS Number13183382CategoryEngine Control Modules (ECM) Last Updated1/31/2026 LocationSioux Falls, SD, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos 1995 Mack E7 Engine Control Module (ECM) for a Mack CH $1,275 USD (USED) Mack E7 Serial #: 2007671 CPL/Arr: - HP: 350 Ref# 12MS51M ConditionUsedFits To Make(s)MackFits To Model(s)CHPart Number12MS51MStock Number25694592 MLS Number13186326CategoryEngine Control Modules (ECM) Last Updated5/21/2025 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2002 Mack E7 Engine Control Module (ECM) for a Mack CH Recently Updated $1,085 USD (USED) Mack E7 Serial #: ON1471 CPL/Arr: YMKXH11.9H56 HP: 427 Ref# 12MS518M UNTESTED. MISSING ONE MOUNT ConditionUsedFits To Make(s)MackFits To Model(s)CHPart Number12MS518MStock Number26013879 MLS Number14421117CategoryEngine Control Modules (ECM) Last Updated7/25/2026 LocationSioux Falls, SD, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2007 Mack E7 Engine Control Module (ECM) for a Mack CXN $1,100 USD (USED) Mack E7 Serial #: 5552M-6098-5352 HP: 320 ConditionUsedFits To Make(s)MackFits To Model(s)CXNStock Number26030689 MLS Number14475579CategoryEngine Control Modules (ECM) Last Updated7/18/2026 LocationKansas City, MO, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2003 Mack E7 Engine Control Module (ECM) for a Mack CX $1,085 USD (USED) Mack E7 Serial #: 2N3123 CPL/Arr: 2MKXH1.9H63 HP: 460 Ref# 12MS523M NOT TESTED, TOP RH SIDE MOUNT IS MISSING ConditionUsedFits To Make(s)MackFits To Model(s)CXPart Number12MS523MStock Number26032624 MLS Number14483256CategoryEngine Control Modules (ECM) Last Updated7/15/2026 LocationSioux Falls, SD, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 1993 Mack E7 Engine Control Module (ECM) for a Mack CH $2,100 USD (USED) Mack E7 Serial #: 07717 CPL/Arr: - HP: - Ref# - ConditionUsedFits To Make(s)MackFits To Model(s)CHPart Number-Stock Number26032915 MLS Number14483217CategoryEngine Control Modules (ECM) Last Updated7/18/2026 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 1993 Mack E7 Engine Control Module (ECM) for a Mack CH $1,175 USD (USED) Mack E7 Serial #: 1419041 CPL/Arr: - Ref# - ConditionUsedFits To Make(s)MackFits To Model(s)CHPart Number-Stock Number26032914 MLS Number14483216CategoryEngine Control Modules (ECM) Last Updated7/18/2026 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 1996 Mack E7 Engine Control Module (ECM) for a Mack CH $1,175 USD (USED) Mack E7 Serial #: BRE2730 HP: 350 Ref# 12MS51M7 ConditionUsedFits To Make(s)MackFits To Model(s)CHPart Number12MS51M7Stock Number25897081 MLS Number13983094CategoryEngine Control Modules (ECM) Last Updated6/3/2026 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2007 Mack E7 Engine Control Module (ECM) for a Mack CXN $985 USD (USED) Mack E7 Serial #: BRE7833 CPL/Arr: 86SB3540 HP: VERIFY Ref# 12MS534M ConditionUsedFits To Make(s)MackFits To Model(s)CXNPart Number12MS534MStock Number25976449 MLS Number14301307CategoryEngine Control Modules (ECM) Last Updated5/18/2026 LocationCouncil Bluffs, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2006 Mack E7 Engine Control Module (ECM) for a Mack CXN $1,150 USD (USED) Mack E7 Serial #: 5T2148 CPL/Arr: - HP: 460 Ref# 0281020023 ConditionUsedFits To Make(s)MackFits To Model(s)CXNPart Number0281020023Stock Number25970321 MLS Number14276645CategoryEngine Control Modules (ECM) Last Updated5/17/2026 LocationKansas City, MO, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2006 Mack E7 Engine Control Module (ECM) for a Mack CV (Granite) $1,150 USD (USED) Mack E7 Serial #: 12MS530AM HP: 335 Ref# 12MS530AM ConditionUsedFits To Make(s)MackFits To Model(s)CV (Granite)Part Number12MS530AMStock Number25990706 MLS Number14351340CategoryEngine Control Modules (ECM) Last Updated5/6/2026 LocationDes Moines, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2005 Mack E7 Engine Control Module (ECM) for a Mack MR (Lcf) $1,150 USD (USED) Mack E7 HP: 350 TESTED 2/18/26 ConditionUsedFits To Make(s)MackFits To Model(s)MR (Lcf)Stock Number25974434 MLS Number14295002CategoryEngine Control Modules (ECM) Last Updated4/8/2026 LocationKansas City, MO, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 1994 Mack E7 Engine Control Module (ECM) for a Mack CH $1,175 USD (USED) Mack E7 Serial #: 1252420 CPL/Arr: - HP: 400 Ref# 12MS51M7X ConditionUsedFits To Make(s)MackFits To Model(s)CHPart Number12MS51M7XStock Number25890495 MLS Number13962294CategoryEngine Control Modules (ECM) Last Updated4/4/2026 LocationKansas City, MO, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 1996 Mack E7 Engine Control Module (ECM) for a Mack CH $1,175 USD (USED) Mack E7 Serial #: 5N0041 HP: 350 Ref# 12MS51M7 ConditionUsedFits To Make(s)MackFits To Model(s)CHPart Number12MS51M7Stock Number25961944 MLS Number14245225CategoryEngine Control Modules (ECM) Last Updated3/14/2026 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2006 Mack E7 Engine Control Module (ECM) for a Mack CXN $1,005 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 Updated1/23/2026 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 1995 Mack E7 Engine Control Module (ECM) for a Mack CH $1,175 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 Updated12/17/2025 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info