Used Caterpillar C12 Engine Control Modules (ECM) For Sale

Caterpillar C12 Engine Control Module (ECM)

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(Core) 1999 Caterpillar C12, ENGINE ECM- Part Number: 157-3705-02, 627-05-9100, Engine Information- Displacement: 11.9L 2 Rectangular Plug with 70 Pins each, Reference images for...

Condition	Used
Stock Number	P-114921
MLS Number	14028286
Category	Engine Control Modules (ECM)
Last Updated	12/13/2025
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Caterpillar C12 Engine Control Module (ECM) for a 2003 Oshkosh S-SERIES

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(Used) 2002 Caterpillar C12, ENGINE ECM- CAT 10R3571 CAT 10R7984 CAT 10R7985 CAT 10R7986 CAT 10R7987 CAT 1337318 CAT 1337320 CAT 1473015 CAT 1473016 CAT 149-6989 CAT 1496990 CAT 157-3708 CAT...

Condition	Used
Fits To Make(s)	Oshkosh
Fits To Model(s)	S-SERIES
Will Fit Year(s)	2003
Part Number	206-2700
Stock Number	P-113354
MLS Number	13950237
Category	Engine Control Modules (ECM)
Last Updated	12/11/2025
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

(844) 925-___ SHOW
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Caterpillar C12 Engine Control Module (ECM)

$800 USD

CAT C12: AIR COMP $300, FUEL PUMP $300, TURBO $600, HEAD $800, INJECTOR $150, SHORT BLOCK $2500, OIL PAN $500, FLYWHELL HOUSE $600, TIMING COVER $350, ENGINE BRAKE $1000. Please keep me in...

Condition	Used
Stock Number	203330
MLS Number	14004629
Category	Engine Control Modules (ECM)
Last Updated	11/27/2025
Location	Felda, FL, US
Sold By	Delauto Used Truck Parts

(305) 688-___ SHOW
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Caterpillar C12 Engine Control Module (ECM) 70-PIN

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(TESTED W/ WARRANTY) Caterpillar C12 ECM For Sale, 70-PIN, Personality Module Part # 2418404-00, MBL-Serial, Pulled off CAT C12, Engine Serial # MBL19316, ECM Serial # 28756057IH, Stock #...

Condition	Used
Stock Number	4209
MLS Number	12033422
Category	Engine Control Modules (ECM)
Last Updated	11/5/2025
Location	Opa Locka, FL, US
Sold By	CA Truck Parts Inc.

Caterpillar C12 Engine Control Module (ECM)

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(Core) Caterpillar C12, ENGINE ECM - Part Number: 206-2700-02, Serial Number: 32626141IK, Family Number: 3CPXH0729EBV, 2 Rectangular Plug with 70 Pins each, For more information about...

Condition	Used
Stock Number	P-113087
MLS Number	13907581
Category	Engine Control Modules (ECM)
Last Updated	10/22/2025
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

(833) 283-___ SHOW
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2000 Caterpillar C12 Engine Control Module (ECM)

$1,195 USD

CAT C-12 ECM, Parts # 145-7806-02. $1195.00,

Condition	Used
Stock Number	PT 1432
MLS Number	11427369
Category	Engine Control Modules (ECM)
Last Updated	9/25/2025
Location	Niles, MI, US
Sold By	Worldwide Diesel

(855) 370-___ SHOW
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1999 Caterpillar C12 Engine Control Module (ECM) for a Kenworth T2000

$1,425 USD

(USED) CAT C12 HP: 410 Ref# 145-7805-02 TESTED GOOD. CAT C12 ECM P/N 145-7805-02 WILL BE TESTED BEFORE SHIPPING

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T2000
Part Number	145-7805-02
Stock Number	25804650
MLS Number	13617824
Category	Engine Control Modules (ECM)
Last Updated	8/13/2025
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

(305) 688-___ SHOW
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Caterpillar C12 Engine Control Module (ECM) Part # 348-2379-01

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(TESTED W/ WARRANTY) Caterpillar C12 ECM Part # 348-2379-01 For Sale, 70-PIN, Personality Module Part # 2157817-00, 2KS-Serial, Pulled off CAT C12, Engine Serial # 2KS19920, ECM Serial #...

Condition	Used
Part Number	348-2379-01
Stock Number	4210
MLS Number	12033440
Category	Engine Control Modules (ECM)
Last Updated	7/14/2025
Location	Opa Locka, FL, US
Sold By	CA Truck Parts Inc.

(844) 503-___ SHOW
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Caterpillar C12 Engine Control Module (ECM) for a 1998 Freightliner FL-112

$1,000 USD

Serial#: 29870053CJ, Part Make: CATERPILLAR

Condition	Used
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	FL-112
Will Fit Year(s)	1998
Part Number	10R4085,115-3055,1153055,2129450,
Stock Number	68A1E55291
MLS Number	13684777
Category	Engine Control Modules (ECM)
Last Updated	7/4/2025
Location	Ste-Julie, QC, Canada
Sold By	Camions Lussier-Lussicam inc.

(833) 541-___ SHOW
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Caterpillar C12 Engine Control Module (ECM)

$995 USD

GOOD USED ECM GUARANTEED TO BE ABLE TO REPROGRAM. PART# 10R4090, Serial#: 2KS44013

Condition	Used
Part Number	10R4090 3482379 2099587 2393881 2405309 3223604
Stock Number	P-60874
MLS Number	13583731
Category	Engine Control Modules (ECM)
Last Updated	5/16/2025
Location	Ucon, ID, US
Sold By	Holst Truck Parts

(844) 503-___ SHOW
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Caterpillar C12 Engine Control Module (ECM) for a 2001 Sterling L9500 (LT9513)

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Serial#: 22976734IK, Part Make: CATERPILLAR

Condition	Used
Fits To Make(s)	STERLING
Fits To Model(s)	L9500 (LT9513)
Will Fit Year(s)	2001
Part Number	10R3571-03,
Stock Number	68A1E56181
MLS Number	13529860
Category	Engine Control Modules (ECM)
Last Updated	4/20/2025
Location	Ste-Julie, QC, Canada
Sold By	Camions Lussier-Lussicam inc.

(844) 385-___ SHOW
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1998 Caterpillar C12 Engine Control Module (ECM) for Caterpillar 3176, C10, C12

$2,000 USD

(GOOD USED/ TESTED) OEM Caterpillar C12 Diesel Engine Control Module, ECM, ECU, for sale!!! Part #: 115-2806-02; Supersession Part #: 124-2673, 115-3055, 212-9450, 10R-4085; Stock #:...

Condition	Used
Fits To Make(s)	Caterpillar
Fits To Model(s)	3176, C10, C12
Part Number	115-2806
Stock Number	E4056
MLS Number	13384608
Category	Engine Control Modules (ECM)
Last Updated	2/10/2025
Location	Hialeah, FL, US
Sold By	JJ Rebuilders Inc.

(855) 624-___ SHOW
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Caterpillar C12 Engine Control Module (ECM)

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USED ECM CAT C12 145-7806-01, Serial#: 145780601, Casting#: 145780601

Condition	Used
Part Number	145-7806-01
Stock Number	590-CAT-1
MLS Number	13344942
Category	Engine Control Modules (ECM)
Last Updated	3/7/2025
Location	STURGEON COUNTY, AB, Canada
Sold By	Badger Truck Parts Ltd.

Caterpillar C12 Engine Control Module (ECM) for a 1999 Sterling L9522

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(Used) 1999 Caterpillar C12, ENGINE ECM- Part Number: 157-3705-01, Serial Number: 00690190KA, Engine Information- Serial Number: 2KS02441, Part Number: C01-00005-026, 2 Rectangular Plug with...

Condition	Used
Fits To Make(s)	Sterling
Fits To Model(s)	L9522
Will Fit Year(s)	1999
Part Number	157-3705-01
Stock Number	P-94487
MLS Number	13307096
Category	Engine Control Modules (ECM)
Last Updated	1/1/2025
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Caterpillar C12 Engine Control Module (ECM) for a 2002 Oshkosh S-SERIES

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(Used) 2001 Caterpillar C12, ENGINE ECM- Part Number: 179-1747-01, Serial Number: 33815150KM, Engine Information- Family Number: 1CPXH0729ERK, Serial Number: 2KS76569, 2 Rectangular Plug...

Condition	Used
Fits To Make(s)	Oshkosh
Fits To Model(s)	S-SERIES
Will Fit Year(s)	2002
Part Number	179-1747-01
Stock Number	P-76697
MLS Number	12742469
Category	Engine Control Modules (ECM)
Last Updated	1/1/2025
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Caterpillar C12 Engine Control Module (ECM)

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(Core) 2004 Caterpillar C13, ENGINE ECM- Part Number: 627-05-9100B, Serial Number: 221-7875, ESN: MBL17896, 2 Rectangular Plugs with 70 Pins each, For more information about this item, give...

Condition	Used
Part Number	627-05-9100B
Stock Number	P-93063
MLS Number	13255845
Category	Engine Control Modules (ECM)
Last Updated	12/7/2024
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

(844) 385-___ SHOW
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Caterpillar C12 Engine Control Module (ECM)

$2,000 USD

(GOOD USED/ TESTED) OEM Caterpillar C12 Diesel Engine Control Module, ECM, ECU, for sale!!! Part #: 1538414-02; Supersession Part #: 124-2673, 115-3055, 212-9450, 10R-4085; Stock #:...

Condition	Used
Part Number	1538414-02
Stock Number	E3983
MLS Number	13232677
Category	Engine Control Modules (ECM)
Last Updated	11/15/2024
Location	Hialeah, FL, US
Sold By	JJ Rebuilders Inc.

(833) 637-___ SHOW
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Caterpillar C12 Engine Control Module (ECM)

$2,500 USD

Used CAT C12 ECM | Engine Control Module, P/N 627-05-9100, Serial#: na

Condition	Used
Part Number	627-05-9100
Stock Number	295463069
MLS Number	13048822
Category	Engine Control Modules (ECM)
Last Updated	8/14/2024
Location	Winger, MN, US
Sold By	Lucken Trucks and Parts

(833) 637-___ SHOW
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Caterpillar C12 Engine Control Module (ECM)

$1,500 USD

2KS C12 $1500 197-1 17815, Serial#: 197-1

Condition	Used
Part Number	17815
Stock Number	295463064
MLS Number	13043623
Category	Engine Control Modules (ECM)
Last Updated	8/11/2024
Location	Winger, MN, US
Sold By	Lucken Trucks and Parts

(833) 359-___ SHOW
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Caterpillar C12 Engine Control Module (ECM)

$1,285 USD

Used Cat Engine Control Module (ECM), P/N: 212-9450, Part Number superseded by: 10R-4085, ECM used on engines: 3176B, C-10 ,C-12, 3406E

Condition	Used
Stock Number	94948
MLS Number	12925741
Category	Engine Control Modules (ECM)
Last Updated	6/11/2024
Location	Crandall, TX, US
Sold By	Tim Jordan's Truck Parts Inc.

Caterpillar C12 Engine Control Module (ECM) for a International 9100I

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(Used)Caterpillar C12, ENGINE ECM- Part Number: 157-3705-02, Serial Number: 0355124D, 2 Rectangular Plugs with 70 Pins each, Reference images for condition. For more information about this...

Condition	Used
Fits To Make(s)	International
Fits To Model(s)	9100I
Part Number	157-3705-02
Stock Number	P-81502
MLS Number	12903625
Category	Engine Control Modules (ECM)
Last Updated	5/31/2024
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Caterpillar C12 Engine Control Module (ECM) for a 2000 International 9100I

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(Used) 1999 Caterpillar C12, ENGINE ECM- Part Number: 157-3705-02, Serial Number: 26590020KA, Engine information- Family Number: XCPXH072.9ERK, ESN: 2KS30035, 2 Rectangular Plugs with 70...

Condition	Used
Fits To Make(s)	International
Fits To Model(s)	9100I
Will Fit Year(s)	2000
Part Number	157-3705-02
Stock Number	P-81476
MLS Number	12903599
Category	Engine Control Modules (ECM)
Last Updated	5/31/2024
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Caterpillar C12 Engine Control Module (ECM) for a 1997 International 9200

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(Used) 1996 Caterpillar C12, ECM- Part Number: 117-4017-02 Serial Number: 22060407CJ, Engine information- Family Number: VCP729EZDARX, Serial Number: 1YN02986, Reference images for condition...

Condition	Used
Fits To Make(s)	International
Fits To Model(s)	9200
Will Fit Year(s)	1997
Part Number	117-4017-02
Stock Number	P-80861
MLS Number	12892944
Category	Engine Control Modules (ECM)
Last Updated	5/25/2024
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

(833) 359-___ SHOW
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Caterpillar C12 Engine Control Module (ECM)

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USED CAT C12 ECM - P/N: 145-7806

Condition	Used
Stock Number	81832
MLS Number	12831520
Category	Engine Control Modules (ECM)
Last Updated	5/2/2024
Location	Crandall, TX, US
Sold By	Tim Jordan's Truck Parts Inc.