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

Find new, used, and remanufactured Engine Control Modules (ECM) on MyLittleSalesman.com, with prices from $60 to $7,500. Filter by condition, price, or year to zero in on the exact Engine Control Module (ECM).
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 11,036 Engine Control Module (ECM) Listings

1 - 25 of 11,036 listings
1 - 25 of 11,036 listings
(Used) GM 6.0L, Engine Ecm- Part Number: 12640466 Serial Number:

2011 (Used) GM 6.0L, Engine Ecm- Part Number: 12640466 Serial Number:

Newly Listed
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(Used) GM 6.0L, ENGINE ECM- Part Number: 12640466 Serial Number: 86AAUSK011448YJ4, Serv. Number: 12616532, E78, 8193, J1 Rectangular Plug with 65 Pins, J2 Rectangular Plug with 73 Pins, J3...
ConditionUsed
Fits To Make(s)Workhorse Custom Chassis
Fits To Model(s)W62
Will Fit Year(s)2011
Part Number12640466
Stock NumberP-500754
MLS Number14260695
CategoryEngine Control Modules (ECM)
Last Updated3/22/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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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

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(Used) GM 6.0L, ENGINE ECM- Part Number: 12616532 Serial Number: 86AAUSK01171A5ST, E78, 1171, J1 Rectangular Plug with 65 Pins, J2 Rectangular Plug with 73 Pins, J3 Rectangular Plug with 55...
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)MT55
Will Fit Year(s)2012
Part Number12616532
Stock NumberP-500753
MLS Number14260694
CategoryEngine Control Modules (ECM)
Last Updated3/22/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Detroit DD13 Engine Control Module (ECM) for a 2012 Freightliner Cascadia 125

Detroit DD13 Engine Control Module (ECM) for a 2012 Freightliner Cascadia 125

Recently Updated
$799.99 USD
(Used) 2011 Detroit DD13, ENGINE ECM- Part Number: A0004466035/001, Serial Number: HDE0066473, ESN: 471903S0079085, For more information about this item, give us a call. We ship Worldwide!...
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 125
Will Fit Year(s)2012
Part NumberA0004466035/001
Stock NumberP-28216
MLS Number11224903
CategoryEngine Control Modules (ECM)
Last Updated3/22/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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Cummins ISB Engine Control Module (ECM) for a 2017 Freightliner M2 106

Cummins ISB Engine Control Module (ECM) for a 2017 Freightliner M2 106

Recently Updated
$899.99 USD
(USED) 2016 Cummins ISB ECM- Part Number:4358814, Horsepower: 220. ESN: 74034749. CPL: 4606 Serial Number: 6124312 For more information about this item, give us a call. We ship Worldwide!....
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)M2 106
Will Fit Year(s)2017
Part Number4358814
Stock NumberP-27643
MLS Number11139700
CategoryEngine Control Modules (ECM)
Last Updated3/22/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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Isuzu NPR HD Engine Control Module (ECM) for a 2011 Isuzu NPR-HD

Isuzu NPR HD Engine Control Module (ECM) for a 2011 Isuzu NPR-HD

Recently Updated
$349.99 USD
(USED) 2011 Diesel Particulate Filter, ECM. S/N-0281020269 P/N-8982097740 Engine-Isuzu 4HK1-TC For more information about this item call. We ship Worldwide. 929 W Pulaski Hwy Elkton, MD...
ConditionUsed
Fits To Make(s)Isuzu
Fits To Model(s)NPR-HD
Will Fit Year(s)2011
Part Number8982097740
Stock NumberP-24833
MLS Number10830887
CategoryEngine Control Modules (ECM)
Last Updated3/22/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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Cummins ISX Engine Control Module (ECM) for a 2013 Peterbilt 388

Cummins ISX Engine Control Module (ECM) for a 2013 Peterbilt 388

Recently Updated
$799 USD
(Used) 2012 CUMMINS ISX 15 ENGINE CONTROL MODULE- Horsepower: 450, CPL: 3719, ESN: 79562060, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS)...
ConditionUsed
CPL/ARR3719
Fits To Make(s)Peterbilt
Fits To Model(s)388
Will Fit Year(s)2013
Part NumberCCEXH0912XAP
Stock NumberP-23421
MLS Number10720265
CategoryEngine Control Modules (ECM)
Last Updated3/22/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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Cummins ISL Engine Control Module (ECM) for a 2013 Gillig Low Floor Bus

Cummins ISL Engine Control Module (ECM) for a 2013 Gillig Low Floor Bus

Recently Updated
$699.99 USD
(USED) 2012 CUMMINS ISL9 ENGINE CONTROL MODULE- Part Number: 4993120, Engine Serial #:73474864, Engine HP: 280, CPL/AR: 3733, To find out more about this engine give us a call. We ship...
ConditionUsed
Fits To Make(s)Gillig
Fits To Model(s)Low Floor Bus
Will Fit Year(s)2013
Part Number4993120
Stock NumberP-23307
MLS Number10717203
CategoryEngine Control Modules (ECM)
Last Updated3/22/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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Cummins ISX Engine Control Module (ECM) for a 2005 International 9400I

Cummins ISX Engine Control Module (ECM) for a 2005 International 9400I

Recently Updated
$549.99 USD
(Used) 2004 CUMMINS ISX ENGINE CONTROL MODULE- Horsepower: 400, CPL: 8520, Part Number: P3684009-RX, ESN:79058846, For more information about this item, give us a call. We ship Worldwide!...
ConditionUsed
CPL/ARR8520
Fits To Make(s)International
Fits To Model(s)9400I
Will Fit Year(s)2005
Stock NumberP-23294
MLS Number10717190
CategoryEngine Control Modules (ECM)
Last Updated3/22/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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Cummins ISX Engine Control Module (ECM) for a 2015 International PROSTAR

Cummins ISX Engine Control Module (ECM) for a 2015 International PROSTAR

Recently Updated
$799 USD
(USED) 2014 CUMMINS ISX-15 ECM ESN# 79746713 P/N 5317106 S/N 4108102 HP: 425 ENGINE MODEL: CUMMINS ISX-15 425ST ECEXH0912XAT CPL: 3937 PIN COUNT: 96/96 To find out more about this ECM, give...
ConditionUsed
CPL/ARR3937
Horse Power425 HP
Fits To Make(s)International
Fits To Model(s)PROSTAR
Will Fit Year(s)2015
Part Number5317106
Stock NumberP-19347
MLS Number10473448
CategoryEngine Control Modules (ECM)
Last Updated3/22/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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Cummins ISB Engine Control Module (ECM) for a 2014 Freightliner M2 106

Cummins ISB Engine Control Module (ECM) for a 2014 Freightliner M2 106

Recently Updated
$849.99 USD
(USED) 2013 CUMMINS ISB-175 ECM ESN# 73517913 P/N P5290170 S/N 1T2350A03080131 HP: 175 ENGINE MODEL: CUMMINS ISB-175 CPL: 3610 PIN COUNT: 96/96 To find out more about this ECM, give us a...
ConditionUsed
CPL/ARR3610
Horse Power175 HP
Fits To Make(s)Freightliner
Fits To Model(s)M2 106
Will Fit Year(s)2014
Part NumberP5290170
Stock NumberP-15531
MLS Number10198854
CategoryEngine Control Modules (ECM)
Last Updated3/22/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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Caterpillar 3126 Engine Control Module (ECM) for a 2004 Sterling ACTERRA

Caterpillar 3126 Engine Control Module (ECM) for a 2004 Sterling ACTERRA

Recently Updated
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(USED) 2003 CATERPILLAR 3126/CFE ECM ESN# HEP34513 P/N 205-2700-002 S/N 130361631K HP: 275 ENGINE MODEL: CAT 3126/CFE CPL: 231-5407 PIN COUNT: 70/70 To find out more about this ECM, give us...
ConditionUsed
CPL/ARR231-5407
Fits To Make(s)Sterling
Fits To Model(s)ACTERRA
Will Fit Year(s)2004
Part Number205-2700-02
Stock NumberP-14707
MLS Number10169867
CategoryEngine Control Modules (ECM)
Last Updated3/22/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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Caterpillar 3126 Engine Control Module (ECM) for a 2003 GMC C6500

Caterpillar 3126 Engine Control Module (ECM) for a 2003 GMC C6500

Recently Updated
$695 USD
(USED) 2001 CATERPILLAR 3126 ECM ESN# CKM02496 P/N 206-2700-02 S/N 150360921K HP: 175 ENGINE MODEL: 3126 CPL: 201-6314 PIN COUNT: 70/70 To find out more about this ECM, give us a call. We...
ConditionUsed
CPL/ARR201-6314
Horse Power175 HP
Fits To Make(s)GMC
Fits To Model(s)C6500
Will Fit Year(s)2003
Part Number206-2700-02
Stock NumberP-12732
MLS Number10106587
CategoryEngine Control Modules (ECM)
Last Updated3/22/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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Caterpillar 3126 Engine Control Module (ECM) for a 2004 Thomas Built

Caterpillar 3126 Engine Control Module (ECM) for a 2004 Thomas Built

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(Used) 2004 Caterpillar 3126. ECM. S/N-06690049FV P/N-157-3708-00 HP-N/A Engine Model-3126 CPL-N/A PIN-70/70 For more information about this item call. We ship worldwide. 929 W Pulaski Hwy...
ConditionUsed
Horse Power0 HP
Fits To Make(s)Thomas Built
Will Fit Year(s)2004
Part Number157-3708-00
Stock NumberP-7604
MLS Number9856973
CategoryEngine Control Modules (ECM)
Last Updated3/22/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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Caterpillar C7 Engine Control Module (ECM) for a 2006 Thomas Built Saf-T-Liner HDX

Caterpillar C7 Engine Control Module (ECM) for a 2006 Thomas Built Saf-T-Liner HDX

Recently Updated
$699.98 USD
2006 Caterpillar C7. ECM. S/N-17256147E P/N-240-5302-01 HP-230 Engine Model-C7 CPL- PIN-70/70 For more information about this item call. We ship worldwide., Serial#: SAP89767, Casting#:...
ConditionUsed
Horse Power1 HP
Fits To Make(s)Thomas Built
Fits To Model(s)Saf-T-Liner HDX
Will Fit Year(s)2006
Part Number240-5302-01
Stock NumberP-7377
MLS Number9853102
CategoryEngine Control Modules (ECM)
Last Updated3/22/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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Cummins ISB Engine Control Module (ECM) for a 2007 Ford F650

Cummins ISB Engine Control Module (ECM) for a 2007 Ford F650

Recently Updated
$699.99 USD
(USED) 2006 Cummins ISB, ECM. S/N-32004989 P/N-4921776 HP-260 CPL-8135 PIN-50 / 60 / 4 / 2. Engine Model-ISB 5.9L For more information about this item call. We ship worldwide., Serial#:...
ConditionUsed
CPL/ARR8135
Fits To Make(s)Ford
Fits To Model(s)F650
Will Fit Year(s)2007
Part Number4921776
Stock NumberP-4138
MLS Number9752436
CategoryEngine Control Modules (ECM)
Last Updated3/22/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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Caterpillar C7 Engine Control Module (ECM) for a 2007 Freightliner M2 106

Caterpillar C7 Engine Control Module (ECM) for a 2007 Freightliner M2 106

Recently Updated
$449 USD
(USED) 2006 CATERPILLAR C7 ECM SERIAL# N/A P/N 240-5302-01 HP: ENGINE MODEL: CAT C7 CPL: PIN COUNT: 70/70 To find out more about this ECM, give us a call. We ship Worldwide! Complete...
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)M2 106
Will Fit Year(s)2007
Part Number240-5302-01
Stock Number10346
MLS Number9737524
CategoryEngine Control Modules (ECM)
Last Updated3/22/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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Detroit Series 60 14.0L Engine Control Module (ECM) for a Freightliner Columbia 120

2007 Detroit Series 60 14.0L Engine Control Module (ECM) for a Freightliner Columbia 120

Recently Updated
$1,620 USD
(USED) Detroit 60 SER 14.0 Serial #: 06R0899391 CPL/Arr: 6067HV6E HP: 515 TESTED
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)COLUMBIA 120
Stock Number25689593
MLS Number13080561
CategoryEngine Control Modules (ECM)
Last Updated3/22/2026
Location
Council Bluffs, IA, US
Sold By
Vander Haag's Inc.
(855) 370-___  SHOW
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Freightliner Cascadia 125 Engine Control Module (ECM)

2015 Freightliner Cascadia 125 Engine Control Module (ECM)

Recently Updated
$349.99 USD
(Used) 2015 Freightliner Cascadia 125, AFTERTREATMENT ECM- Part Number: A 000 466 46 54/ 003, Engine: DD15 906, For more information about this item, give us a call. We ship Worldwide! (CRG...
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 125
Will Fit Year(s)2015
Part NumberA 000 466 46 54/ 003
Stock NumberP-25716
MLS Number10910346
CategoryEngine Control Modules (ECM)
Last Updated3/21/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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Freightliner Cascadia 125 Engine Control Module (ECM)

2015 Freightliner Cascadia 125 Engine Control Module (ECM)

Recently Updated
$349.99 USD
(USED) 2015 Freightliner Cascadia 125, DPF ECM. S/N-N/A P/N-A0004464654003 Engine-DD15 PINS-21, 120 For more information about this item call. We ship Worldwide. 929 W Pulaski Hwy Elkton,...
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 125
Will Fit Year(s)2015
Part NumberA0004464654003
Stock NumberP-24745
MLS Number10830802
CategoryEngine Control Modules (ECM)
Last Updated3/21/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
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Detroit DD15 Engine Control Module (ECM) for a 2011 Freightliner Cascadia 125

Detroit DD15 Engine Control Module (ECM) for a 2011 Freightliner Cascadia 125

Recently Updated
Contact for price
(USED) 2010 Detroit Diesel DD15, ECM. S/N-HDE0051284 P/N-A0074463740 HPx455 CPL-4729 PINS-21/ 120 Engine Model-DD15 For more information about this item call. We ship worldwide. 929 W...
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 125
Will Fit Year(s)2011
Part NumberA0074463740
Stock NumberP-20804
MLS Number10545738
CategoryEngine Control Modules (ECM)
Last Updated3/21/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
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Detroit DD15 Engine Control Module (ECM) for a 2012 Freightliner Cascadia 125

Detroit DD15 Engine Control Module (ECM) for a 2012 Freightliner Cascadia 125

Recently Updated
$799.99 USD
(USED) 2011 DETROIT DD15 ECM ESN# 472903S0089513 P/N A 000 446 60 35 S/N 2840695402300112700510 HP: 560 ENGINE MODEL: DD15 CPL: 4729 PIN COUNT: 120/21 To find out more about this ECM, give...
ConditionUsed
CPL/ARR4729
Horse Power560 HP
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 125
Will Fit Year(s)2012
Part NumberA 000 446 60 35
Stock NumberP-12875
MLS Number10107941
CategoryEngine Control Modules (ECM)
Last Updated3/21/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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Detroit DD15 Engine Control Module (ECM) for a 2012 Freightliner Cascadia 125

Detroit DD15 Engine Control Module (ECM) for a 2012 Freightliner Cascadia 125

Recently Updated
$749 USD
(USED) 2011 DETROIT DD15 REMAN ECM ESN# 472903S0076830 P/N RA0024460135 S/N 151057781 TEMIC: A2C7422490000 HP: 560 ENGINE MODEL: DD15 CPL: PIN COUNT: 120/21 To find out more about this ECM...
ConditionUsed
Horse Power560 HP
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 125
Will Fit Year(s)2012
Part NumberRA0024460135
Stock NumberP-12737
MLS Number10106592
CategoryEngine Control Modules (ECM)
Last Updated3/21/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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Detroit DD15 Engine Control Module (ECM) for a 2015 Freightliner Cascadia 125

Detroit DD15 Engine Control Module (ECM) for a 2015 Freightliner Cascadia 125

Recently Updated
$699.99 USD
2015 Detroit Diesel DD15. HDEP,ECM. S/N-HDE0133287 P/N-A 001 446 28 35 HP- 455 Engine Model-DD15 CPL- PIN-21/120 For more information about this part, give us a call. We ship Worldwide!,...
ConditionUsed
Horse Power35 HP
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 125
Will Fit Year(s)2015
Part NumberA001 446 28 35
Stock NumberP-3232
MLS Number9739671
CategoryEngine Control Modules (ECM)
Last Updated3/21/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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Volvo VNL Engine Control Module (ECM) for a Volvo Truck VNL

2015 Volvo VNL Engine Control Module (ECM) for a Volvo Truck VNL

Recently Updated
$825 USD
This is a used engine computer for a 2015 Volvo. It has a D13 engine in it. The part number is 21900553. Please match the part number to ensure an exact fit. This may need to be programmed...
ConditionUsed
Fits To Make(s)VOLVO TRUCK
Fits To Model(s)VNL
Stock Number1740
MLS Number13809466
CategoryEngine Control Modules (ECM)
Last Updated3/22/2026
Location
Spartanburg, SC, US
Sold By
Tony's Truck Parts
(877) 350-___  SHOW
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Freightliner Cascadia Left Engine Control Module (ECM)

2015 Freightliner Cascadia Left Engine Control Module (ECM)

Recently Updated
$450 USD
This is a used after treatment control module (ACM). This came out of a 2015 freightliner Cascadia this will fit several years, makes, and models however, please match the part number to...
ConditionUsed
Fits To Make(s)FREIGHTLINER
Fits To Model(s)Cascadia
SideLeft
Stock Number1713
MLS Number13809422
CategoryEngine Control Modules (ECM)
Last Updated3/22/2026
Location
Spartanburg, SC, US
Sold By
Tony's Truck Parts
(877) 350-___  SHOW
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