Used Mack Engine Control Modules (ECM) For Sale

2008 Mack MP7 Engine Control Module (ECM) Part # 21358126 P04

$2,500 USD

(GOOD USED TESTED w/ WARRANTY) Mack MP7 Engine Control Module (ECM) 21358126 P04 For Sale, Volvo Powertrain TRW, e11, 81411A, 10R 03 3827, Part # 21358126P08, Pulled Off 2008 Mack MP7-325,...

Condition	Used
Part Number	21358126
Stock Number	9965
MLS Number	14129749
Category	Engine Control Modules (ECM)
Last Updated	2/6/2026
Location	Opa Locka, FL, US
Sold By	CA Truck Parts Inc.

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Mack MP7 OEM Diesel Engine Control Module ECM ECU 21358126 EPA10

$2,000 USD

(GOOD USED) Mack MP7 OEM Diesel Engine Control Module, ECM, ECU, for sale!!!!! Part #: 21358126; Stock #: E4416 For more information about this listing, shipping, technical questions email...

Condition	Used
Part Number	21358126
Stock Number	E4416
MLS Number	14127947
Category	Engine Control Modules (ECM)
Last Updated	2/5/2026
Location	Hialeah, FL, US
Sold By	JJ Rebuilders Inc.

Mack E7-350 Engine Control Module (ECM) 12MS514M, 0 281 001 522

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(TESTED w/ WARRANTY) Mack E7-350 Diesel Engine ECM/ECU/ICM 12MS514M For Sale, OEM Part# 12MS514M, Bosch Part # 0 281 001 522, 0281001522, 12V, E7, Serial # 08606, Stock # 8807 All our PARTS...

Condition	Used
Part Number	12MS514M, 0281001522
Stock Number	8807
MLS Number	13406969
Category	Engine Control Modules (ECM)
Last Updated	2/2/2026
Location	Opa Locka, FL, US
Sold By	CA Truck Parts Inc.

(855) 370-___ SHOW
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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

Condition	Used
Fits To Make(s)	Mack
Fits To Model(s)	CXN
Part Number	12MS534M
Stock Number	25707296
MLS Number	13183382
Category	Engine Control Modules (ECM)
Last Updated	1/31/2026
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

Mack AMI-400 Engine Control Module (ECM) Part # 12MS530AM, Bosch Part # 0 281 020 088

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(GOOD USED w/WARRANTY) Mack AMI Engine Control Module (ECM) 12MS530AM For Sale, 12V, Part # 12MS530AM, Bosch Part # 0 281 020 088, 0281020088, Pulled Off 2006 Mack AMI 400HP, Serial # 68629,...

Condition	Used
Part Number	12MS530AM, 0 281 020 088
Stock Number	9904
MLS Number	14089412
Category	Engine Control Modules (ECM)
Last Updated	1/30/2026
Location	Opa Locka, FL, US
Sold By	CA Truck Parts Inc.

Mack Vehicle Electronic Control Module (VECM) OEM Part # 21083383-P08, Australia # 27358

$895 USD

(TESTED w/ WARRANTY) Mack Vehicle Electronic Control Module (VECU) 21083383-P08 For Sale, 12V, Part # 21083383P08, 21083383 P08, Australia # 27358, Serial # 11290603, Stock # 9937 All our...

Condition	Used
Part Number	21083383 P08
Stock Number	9937
MLS Number	14114968
Category	Engine Control Modules (ECM)
Last Updated	1/28/2026
Location	Opa Locka, FL, US
Sold By	CA Truck Parts Inc.

(855) 300-___ SHOW
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Used Mack ECM

$1,475 USD

Used Mack ECM, Engine Model: -

Condition	Used
Engine Model	-
Part Number	12MS51M7
Stock Number	509-17189
MLS Number	14070373
Category	Engine Control Modules (ECM)
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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2004 Used Mack AI ECM

$650 USD

Used AI ECM, Engine Model: AI400

Condition	Used
Engine Model	AI400
Fits To Make(s)	Mack
Fits To Model(s)	AI400
Will Fit Year(s)	2004
Part Number	85020663
Stock Number	509-16922
MLS Number	13748217
Category	Engine Control Modules (ECM)
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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2000 Used Mack E-Tech ECM

$695 USD

Used E-Tech ECM, Engine Model: E7

Condition	Used
Engine Model	E7
Fits To Make(s)	Mack
Fits To Model(s)	LE613
Will Fit Year(s)	2000
Part Number	29536134
Stock Number	509-16796
MLS Number	13118219
Category	Engine Control Modules (ECM)
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

Mack AMI Engine Control Module (ECM) OEM Part # 12MS526M, Bosch Part # 0 281 020 006

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(GOOD USED) Mack AMI Diesel Engine ECM/ECU/ICM Computer, OEM Part# 12MS526M, Bosch# 0281020006, 0 281 020 006, 12V, E7, Serial # 38510, Stock # 8034 All our PARTS are TESTED and Ship...

Condition	Used
Part Number	12MS526M, 0281020006
Stock Number	8034
MLS Number	13195024
Category	Engine Control Modules (ECM)
Last Updated	1/21/2026
Location	Opa Locka, FL, US
Sold By	CA Truck Parts Inc.

Mack E7 Engine Control Module (ECM) Part # 12MS523M, Bosch Part # 0 281 010 820

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(TESTED w/ WARRANTY) Mack E7 Diesel Engine Computer Module (ECM) 12MS523M For Sale, ECM, ECU, OEM Part # 12MS523M, Bosch Part # 0281010820, 0 281 010 820, 12V, NON-EGR, Serial # 19016, Stock...

Condition	Used
Part Number	12MS523M, 0281010820
Stock Number	9752
MLS Number	13987341
Category	Engine Control Modules (ECM)
Last Updated	1/19/2026
Location	Opa Locka, FL, US
Sold By	CA Truck Parts Inc.

(855) 905-___ SHOW
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2006 Mack AC Engine Control Module (ECM)

$950 USD

BOSCH # 0 281 020 045

Condition	Used
Horse Power	350 HP
Fits To Make(s)	MACK
Fits To Model(s)	AC
Stock Number	2590732
MLS Number	14053134
Category	Engine Control Modules (ECM)
Last Updated	1/16/2026
Location	Toledo, OH, US
Sold By	LKQ Heavy Truck

Mack AMI Engine Control Module (ECM) Part # 12MS530AM, Bosch Part # 0 281 020 088

$600 USD

(GOOD USED) Mack AMI Diesel Engine ECM/ECU/ICM Computer, OEM Part# 12MS530AM, Bosch# 0281020088, 0 281 020 088, 12V, E7, Serial # 68727, Stock # 8874 All our PARTS are TESTED and Ship...

Condition	Used
Part Number	12MS530AM, 02810202088
Stock Number	8874
MLS Number	13436302
Category	Engine Control Modules (ECM)
Last Updated	1/14/2026
Location	Opa Locka, FL, US
Sold By	CA Truck Parts Inc.

(833) 637-___ SHOW
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Mack Granite CV713 Engine Control Module (ECM)

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2004 Mack CV713, VECU- Part Number: 412.213/006/019, Part Number: 12MS48M6, Serial#: M025s65k00111

Condition	Used
Part Number	412.213/006/019
Stock Number	295463667
MLS Number	14079273
Category	Engine Control Modules (ECM)
Last Updated	1/9/2026
Location	Winger, MN, US
Sold By	Lucken Trucks and Parts

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Mack E7 Engine Control Module (ECM)

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2006 Mack E7 E-Tech Engine Control Module (ECM) for a Mack E7 ETEC 400 HP AND ABOVE, Serial#: M023d80n001

Condition	Used
Stock Number	295463666
MLS Number	14079272
Category	Engine Control Modules (ECM)
Last Updated	1/9/2026
Location	Winger, MN, US
Sold By	Lucken Trucks and Parts

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Mack Engine Control Module (ECM)

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Mack CL600 Cab Control Module CECU | P/N 12MS411M3, Serial#: m042g905025a1

Condition	Used
Fits To Make(s)	Mack
Part Number	12MS411M3
Stock Number	295463659
MLS Number	14077072
Category	Engine Control Modules (ECM)
Last Updated	1/8/2026
Location	Winger, MN, US
Sold By	Lucken Trucks and Parts

Mack ETEC Engine Control Module (ECM)

$275 USD

Good used, cleaned and inspected Mack ETEC ECM. Part Number: 12MS48M2. 30 Day Guarantee for swap or refund if not programmable. ECM's need to be programmed for your application.

Condition	Used
Fits To Make(s)	MACK
Fits To Model(s)	ETEC
Part Number	12MS48M2
Stock Number	Ryd 12MS48M2
MLS Number	13377282
Category	Engine Control Modules (ECM)
Last Updated	1/1/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

Mack MP7 Engine Control Module (ECM)

$250 USD

Good used, cleaned and inspected Mack MP7 ECM. Part Number: 21092268, 204MS48M. 30 Day Guarantee for swap or refund if not programmable. ECM's need to be programmed for your application.

Quantity	3
Condition	Used
Fits To Make(s)	MACK
Fits To Model(s)	MP7
Part Number	21092268
Stock Number	Ryd 21092268
MLS Number	10205106
Category	Engine Control Modules (ECM)
Last Updated	1/1/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

Mack MP7 Engine Control Module (ECM)

$250 USD

Good used, cleaned and inspected Mack MP7 ECM. Part Number: 21083383-P06, 21720495. 30 Day Guarantee for swap or refund if not programmable. ECM's need to be programmed for your application.

Quantity	5
Condition	Used
Fits To Make(s)	MACK
Fits To Model(s)	MP7
Part Number	21083383-P06
Stock Number	Ryd 21083383-P06
MLS Number	10205105
Category	Engine Control Modules (ECM)
Last Updated	1/6/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

Mack MP7 Engine Control Module (ECM)

$250 USD

Good used, cleaned and inspected Mack MP7 ECM. Part Number: 21404612. 30 Day Guarantee for swap or refund if not programmable. ECM's need to be programmed for your application.

Quantity	3
Condition	Used
Fits To Make(s)	MACK
Fits To Model(s)	MP7
Part Number	21404612
Stock Number	Ryd 21404612
MLS Number	10205103
Category	Engine Control Modules (ECM)
Last Updated	1/1/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

Mack MP7 Engine Control Module (ECM)

$250 USD

Good used, cleaned and inspected Mack MP7 ECM. Part Number: 21025838. 30 Day Guarantee for swap or refund if not programmable. ECM's need to be programmed for your application.

Quantity	2
Condition	Used
Fits To Make(s)	MACK
Fits To Model(s)	MP7
Part Number	21025838
Stock Number	Ryd 21025838
MLS Number	10205102
Category	Engine Control Modules (ECM)
Last Updated	1/1/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

Mack ETEC Engine Control Module (ECM)

$275 USD

Good used, cleaned and inspected Mack ETEC ECM. Part Number: 12MS48M6. 30 Day Guarantee for swap or refund if not programmable. ECM's need to be programmed for your application.

Quantity	2
Condition	Used
Fits To Make(s)	MACK
Fits To Model(s)	ETEC
Part Number	12MS48M6
Stock Number	Ryd 12MS48M6
MLS Number	10205034
Category	Engine Control Modules (ECM)
Last Updated	1/1/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

Mack MP7 Engine Control Module (ECM)

$250 USD

Good used, cleaned and inspected Mack MP7 ECM. Part Number: 12MS533AM. 30 Day Guarantee for swap or refund if not programmable. ECM's need to be programmed for your application.

Quantity	4
Condition	Used
Fits To Make(s)	MACK
Fits To Model(s)	MP7
Part Number	12MS533AM
Stock Number	Ryd 12MS533AM
MLS Number	10205104
Category	Engine Control Modules (ECM)
Last Updated	1/6/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

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Mack E7 Engine Control Module (ECM) for a Mack E7 SEMI-ELECTRIC

$950 USD

Condition	Used
Fits To Make(s)	MACK
Fits To Model(s)	E7 SEMI-ELECTRIC
Stock Number	2532695
MLS Number	13670712
Category	Engine Control Modules (ECM)
Last Updated	12/27/2025
Location	Toledo, OH, US
Sold By	LKQ Heavy Truck