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New and Used Commercial Truck Engine Control Modules (ECM & ECU)

Browse new, used, and remanufactured Engine Control Modules (ECM) on MyLittleSalesman.com, with prices from $60 to $7,500. Quickly refine results with filters for condition, price, or year. Browse over 10,000 new, used, and remanufactured commercial truck ECMs and ECUs for sale. We carry engine control modules for all major heavy-duty and medium-duty engines, including Cummins ISX, Detroit DD15, Caterpillar C15, and vocational favorites like the International MaxxForce and Ford Powerstroke. Whether you need a replacement PCM for a delivery truck or a programmed ECM for a Class 8 semi, filter by engine make and model to find the exact module you need.
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Showing 1 - 25 of 11,331 Engine Control Module (ECM) Listings

1 - 25 of 11,331 listings
1 - 25 of 11,331 listings
Cummins Engine Control Module (ECM) for a Cummins VARIOUS MODELS

Cummins Engine Control Module (ECM) for a Cummins VARIOUS MODELS

Recently Updated
$600 USD
Good used, cleaned, tested and inspected Cummins ISL G ECM. Part Number: 5491911, 5654089, 4354505, 4354539, 4354538. 30 day guarantee for swap or refund if not programmable. ECM's need to...
Quantity2
ConditionUsed
Fits To Make(s)CUMMINS
Fits To Model(s)VARIOUS CUMMINS MODELS
Stock NumberRyd 5491911
MLS Number12928457
CategoryEngine Control Modules (ECM)
Last Updated4/11/2026
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
(888) 519-___  SHOW
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Rydemore Heavy Duty Truck Parts
Cummins ISB 6.7L Engine Control Module (ECM) for a Cummins ISB6.7

Cummins ISB 6.7L Engine Control Module (ECM) for a Cummins ISB6.7

Recently Updated
$600 USD
Good used, cleaned, tested and inspected Cummins CM2250 ISB6.7 ECM. Part Number: 4993120,. 30 Day Guarantee for swap or refund if not programmable. ECM's need to be programmed for your...
Quantity2
ConditionUsed
Fits To Make(s)CUMMINS
Fits To Model(s)ISB6.7
Part Number4993120
Stock NumberRyd 4993120
MLS Number12155582
CategoryEngine Control Modules (ECM)
Last Updated4/11/2026
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
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Rydemore Heavy Duty Truck Parts
Detroit DD15 Engine Control Module (ECM)

Detroit DD15 Engine Control Module (ECM)

Recently Updated
$600 USD
Good used, cleaned and inspected Detroit DD15 ECM. Part Number: EA0014465835, EA0024460935. 30 day guarantee for swap or refund if not programmable. ECM's need to be programmed for your...
Quantity2
ConditionUsed
Fits To Make(s)DETROIT
Fits To Model(s)DD15
Part NumberEA0014465835
Stock NumberRyd EA0014465835
MLS Number12649130
CategoryEngine Control Modules (ECM)
Last Updated4/11/2026
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
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Rydemore Heavy Duty Truck Parts
International MaxxForce 11 Engine Control Module (ECM) for a International MAXXFORCE 13

International MaxxForce 11 Engine Control Module (ECM) for a International MAXXFORCE 13

Recently Updated
$550 USD
Good used, cleaned and inspected International Navistar ECM for MAXXFORCE 11/13 engine . Part Number: 3007009C2. 30 Day Guarantee for swap or refund if not programmable. ECM's need to be...
Quantity3
ConditionUsed
Fits To Make(s)INTERNATIONAL
Fits To Model(s)MAXXFORCE 13
Part Number3007009C2
Stock NumberRyd 3007009C2
MLS Number10284861
CategoryEngine Control Modules (ECM)
Last Updated4/11/2026
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
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Rydemore Heavy Duty Truck Parts
Cummins Engine Control Module (ECM) for a Cummins VARIOUS MODELS

Cummins Engine Control Module (ECM) for a Cummins VARIOUS MODELS

Recently Updated
$600 USD
Good used, cleaned, tested and inspected Cummins CM2150 ECM. Part Number: 4943134, 4940520,. 30 Day Guarantee for swap or refund if not programmable. ECM's need to be programmed for your...
Quantity4
ConditionUsed
Fits To Make(s)CUMMINS
Fits To Model(s)VARIOUS CUMMINS MODELS
Part Number4943134
Stock NumberRyd 4943134
MLS Number10205058
CategoryEngine Control Modules (ECM)
Last Updated4/11/2026
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
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Rydemore Heavy Duty Truck Parts
2003 Mack 12MS526M Engine Control Module (ECM) Bosch Part # 0 281 020 006

2003 Mack 12MS526M Engine Control Module (ECM) Bosch Part # 0 281 020 006

Newly Listed
$600 USD
(GOOD USED TESTED) Mack Engine Control Module (ECM) 12MS526M For Sale, OEM Part # 12MS526M, Bosch Part # 0 281 020 006, 12V, Pulled Off 2003 Mack AI 300HP @ 1950RPM, Driver's Side, Serial #...
ConditionUsed
Part Number12MS526M, 0281020006
Stock Number10125
MLS Number14303752
CategoryEngine Control Modules (ECM)
Last Updated4/10/2026
Location
Opa Locka, FL, US
Sold By
CA Truck Parts Inc.
(305) 688-___  SHOW
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CA Truck Parts Inc.
International MaxxForce 7 Engine Control Module (ECM) for a International 4300

2010 International MaxxForce 7 Engine Control Module (ECM) for a International 4300

Newly Listed
Contact for price
Engine Control Module (ECM), Good Condition. Call DTI Trucks for more information and a shipping quote.
ConditionUsed
Fits To Make(s)INTERNATIONAL
Fits To Model(s)4300
Stock Number80807
MLS Number14302301
CategoryEngine Control Modules (ECM)
Last Updated4/10/2026
Location
Wheat Ridge, CO, US
Sold By
DTI Truck Parts
(833) 614-___  SHOW
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DTI Truck Parts
International MaxxForce DT Engine Control Module (ECM)

International MaxxForce DT Engine Control Module (ECM)

Recently Updated
$550 USD
Good used, cleaned and inspected International Maxxforce DT ECM. Part number: 7091546C92, 7091546C93, 7091546C91. 30 day gurantee for swap or refund in not programable. ECM's must be...
ConditionUsed
Fits To Make(s)INTERNATIONAL
Fits To Model(s)MAXXFORCE DT
Part Number7091546C92
Stock NumberRyd 7091546C92
MLS Number12391345
CategoryEngine Control Modules (ECM)
Last Updated4/10/2026
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
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Rydemore Heavy Duty Truck Parts
Cummins ISB Engine Control Module (ECM) for a 2010 Freightliner MT55 Chassis

Cummins ISB Engine Control Module (ECM) for a 2010 Freightliner MT55 Chassis

Newly Listed
Contact for price
(Used) Cummins 2010 ISB, ENGINE ECM- Part Number: 4943134, Serial Number: 96648, D/C 10/17/09, ESN 7303991, AU90196.02, P4943134, 2150DH096648, T2659, 2 Rectangular Plug with 60 Pins each, 1...
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)MT55 Chassis
Will Fit Year(s)2010
Part Number4943134
Stock NumberP-501825
MLS Number14302064
CategoryEngine Control Modules (ECM)
Last Updated4/10/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
International T444 Engine Control Module (ECM) for a 2001 International 1652

International T444 Engine Control Module (ECM) for a 2001 International 1652

Newly Listed
Contact for price
(Used) International T444, ENGINE ECM- Model: 5WY7 038/00, Part Number: 1833558C1, Serial Number: 0926298, Grease P/N 1831730C1, S/N 1573396, 2 Rectangular Plug with 60 Pins each, Reference...
ConditionUsed
Fits To Make(s)International
Fits To Model(s)1652
Will Fit Year(s)2001
Part Number1833558C1
Stock NumberP-501820
MLS Number14302058
CategoryEngine Control Modules (ECM)
Last Updated4/10/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
GM/Chev (HD) 6.0L Engine Control Module (ECM) for a 2012 Freightliner MT55

GM/Chev (HD) 6.0L Engine Control Module (ECM) for a 2012 Freightliner MT55

Newly Listed
Contact for price
(Used) 2012 GM/Chev (HD) 6.0L, ENGINE ECM- Part Number: 12640466 Serial Number: 86AAUSK01172A8N5, Serv. Number: 12616532, E78, 1172, J1 Rectangular Plug with 65 Pins, J2 Rectangular Plug...
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)MT55
Will Fit Year(s)2012
Part Number12640466
Stock NumberP-501792
MLS Number14302030
CategoryEngine Control Modules (ECM)
Last Updated4/10/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Caterpillar 3126 Engine Control Module (ECM) Part # 162-7534-02

Caterpillar 3126 Engine Control Module (ECM) Part # 162-7534-02

Recently Updated
Contact for price
(TESTED W/ WARRANTY) Caterpillar 3126 ECM Part # 162-7584-02 For Sale, 70-PIN, Personality Module Part # 1878052-00, 8YL-Serial, Pulled off CAT 3126, Engine Serial # 8YL49878, ECM Serial #...
ConditionUsed
Part Number162-7584-02
Stock Number4430
MLS Number12068536
CategoryEngine Control Modules (ECM)
Last Updated4/9/2026
Location
Opa Locka, FL, US
Sold By
CA Truck Parts Inc.
(305) 688-___  SHOW
NUMBERCall Seller
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CA Truck Parts Inc.
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