GMC Engine Parts For Sale by Dealerships

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GMC 6.6L DURAMAX Engine Harmonic Balancer for a GM 6.6 DURAMAX

$75 USD

Good used, cleaned and inspected GM Duramax 6.6 Harmonic Balancer. Part Number: 70030955371

Condition	Used
Fits To Make(s)	GM
Fits To Model(s)	6.6 DURAMAX
Part Number	70030955371
Stock Number	Ryd 70030955371
MLS Number	10265672
Category	Engine Harmonic Balancers
Last Updated	1/1/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

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GMC 6.6L DURAMAX Front Engine Cover for a GM 6.6 DURAMAX

$100 USD

Good used, cleaned and inspected GM 6.6 Duramax Front Cover. Part Number: 12624280

Quantity	2
Condition	Used
Fits To Make(s)	GM
Fits To Model(s)	6.6 DURAMAX
Stock Number	Ryd 12624280
MLS Number	10263771
Category	Front Engine Covers
Last Updated	1/1/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

2004 GMC C6500 Engine Wiring Harness

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Engine Wiring Harness, Good Condition Call DTI Trucks for more information and a shipping quote.

Condition	Used
Fits To Make(s)	GMC
Fits To Model(s)	C6500
Stock Number	78820
MLS Number	14064478
Category	Engine Wiring Harnesses
Last Updated	12/30/2025
Location	Wheat Ridge, CO, US
Sold By	DTI Truck Parts

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2004 GMC Engine Control Module (ECM) for a Chevrolet C4

$200 USD

2004 GM/Chev (HD) 6.6L Duramax Engine ECM, P/N 15186005, Serv.# 12210729, HDW # 12209950

Condition	Used
Fits To Make(s)	CHEVROLET
Fits To Model(s)	C4
Stock Number	1147-16
MLS Number	13903342
Category	Engine Control Modules (ECM)
Last Updated	12/27/2025
Location	Fresno, CA, US
Sold By	Garabedian Equipment

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2007 GMC Engine Control Module (ECM) for a Workhorse Custom Chassis W62

$90 USD

2007 GM/Chevy 8.1L Vortec V8 Gas Engine ECM / ECU / PCM, P/N 12602801, HDW P/N 12589161.

Condition	Used
Fits To Make(s)	Workhorse Custom Chassis
Fits To Model(s)	W62
Stock Number	UPS-CHDV-142308-4
MLS Number	13904256
Category	Engine Control Modules (ECM)
Last Updated	12/27/2025
Location	Fresno, CA, US
Sold By	Garabedian Equipment

2006 GMC C5500 Engine Wiring Harness

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Engine Wiring Harness, Good Condition Call DTI Trucks for more information and a shipping quote.

Condition	Used
Fits To Make(s)	GMC
Fits To Model(s)	C5500
Stock Number	78718
MLS Number	14050825
Category	Engine Wiring Harnesses
Last Updated	12/18/2025
Location	Wheat Ridge, CO, US
Sold By	DTI Truck Parts

2006 GMC 8.1 Valve Cover for a GMC C5500

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Engine Valve Covers, Good condition. Call DTI Trucks for more information and a shipping quote.

Condition	Used
Fits To Make(s)	GMC
Fits To Model(s)	C5500
Stock Number	78711
MLS Number	14050818
Category	Valve Covers
Last Updated	12/18/2025
Location	Wheat Ridge, CO, US
Sold By	DTI Truck Parts

2006 GMC 8.1 Engine Oil Pan for a GMC C5500

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Engine Oil Pan, Good condition, Call DTI Trucks for more information and a shipping quote.

Condition	Used
Fits To Make(s)	GMC
Fits To Model(s)	C5500
Stock Number	78704
MLS Number	14050811
Category	Engine Oil Pans
Last Updated	12/18/2025
Location	Wheat Ridge, CO, US
Sold By	DTI Truck Parts

2006 GMC 8.1 Engine Harmonic Balancer for a GMC C5500

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Engine Crank Pulley, in good condition, Call DTI Trucks for more information and a shipping quote.

Condition	Used
Fits To Make(s)	GMC
Fits To Model(s)	C5500
Stock Number	78703
MLS Number	14050810
Category	Engine Harmonic Balancers
Last Updated	12/18/2025
Location	Wheat Ridge, CO, US
Sold By	DTI Truck Parts

(844) 402-___ SHOW
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1999 GMC C7500 Intercooler

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(Used) 1999 GMC C7500, INTERCOOLER- Price is for Intercooler ONLY- Picture is for display only, Engine: Caterpillar 3126, Dimensions: W=31", H=25.5", Material: Aluminum, Less Radiator and...

Condition	Used
Engine Model	Caterpillar 3126
Fits To Make(s)	GMC
Fits To Model(s)	C7500
Will Fit Year(s)	1999
Stock Number	P-114780
MLS Number	14021256
Category	Intercoolers
Last Updated	12/7/2025
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

2008 GMC C5500 Engine Control Module (ECM)

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Throttle Body Control Module good condition, call DTI Trucks for more information and a shipping quote. PN 12588924

Condition	Used
Fits To Make(s)	GMC
Fits To Model(s)	C5500
Stock Number	78313
MLS Number	14020225
Category	Engine Control Modules (ECM)
Last Updated	12/9/2025
Location	Wheat Ridge, CO, US
Sold By	DTI Truck Parts

2004 GMC C6500 Engine Control Module (ECM)

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Engine Control Module (ECM), Good Condition. Call DTI Trucks for more information and a shipping quote. PN 340360761E

Condition	Used
Fits To Make(s)	GMC
Fits To Model(s)	C6500
Stock Number	78311
MLS Number	14020223
Category	Engine Control Modules (ECM)
Last Updated	12/9/2025
Location	Wheat Ridge, CO, US
Sold By	DTI Truck Parts

2008 GMC C5500 Engine Control Module (ECM)

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Engine Control Module for GM LS Motors. Fits 8.1, 6.0, 5.3, 4.8, 5.7, with Blue/Green Harness Plugs. Service No. 12602801, Hardware No. 12589161. Guaranteed Reprogrammable, Call DTI Trucks...

Condition	Used
Fits To Make(s)	GMC
Fits To Model(s)	C5500
Stock Number	78284
MLS Number	14016356
Category	Engine Control Modules (ECM)
Last Updated	12/9/2025
Location	Wheat Ridge, CO, US
Sold By	DTI Truck Parts

2008 GMC C5500 Engine Wiring Harness

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Engine Wiring Harness, Good Condition Call DTI Trucks for more information and a shipping quote.

Condition	Used
Fits To Make(s)	GMC
Fits To Model(s)	C5500
Stock Number	78247
MLS Number	14009256
Category	Engine Wiring Harnesses
Last Updated	12/3/2025
Location	Wheat Ridge, CO, US
Sold By	DTI Truck Parts

2008 GMC C5500 Valve Cover

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Engine Valve Covers, Good condition. Call DTI Trucks for more information and a shipping quote.

Condition	Used
Fits To Make(s)	GMC
Fits To Model(s)	C5500
Stock Number	78231
MLS Number	14009239
Category	Valve Covers
Last Updated	12/3/2025
Location	Wheat Ridge, CO, US
Sold By	DTI Truck Parts

2008 GMC C5500 Engine Oil Pan

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Engine Oil Pan, Good condition, Call DTI Trucks for more information and a shipping quote.

Condition	Used
Fits To Make(s)	GMC
Fits To Model(s)	C5500
Stock Number	78223
MLS Number	14009231
Category	Engine Oil Pans
Last Updated	12/3/2025
Location	Wheat Ridge, CO, US
Sold By	DTI Truck Parts

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2004 GMC C7500 Engine Control Module (ECM)

$500 USD

Condition	Used
Fits To Make(s)	GMC
Fits To Model(s)	C7500
Stock Number	19798
MLS Number	14009145
Category	Engine Control Modules (ECM)
Last Updated	12/3/2025
Location	Enfield, CT, US
Sold By	Camerota Truck Parts

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2002 GMC Safari Engine Control Module (ECM)

$750 USD

Condition	Used
Fits To Make(s)	GMC
Fits To Model(s)	SAFARI
Stock Number	19793
MLS Number	14009140
Category	Engine Control Modules (ECM)
Last Updated	12/3/2025
Location	Enfield, CT, US
Sold By	Camerota Truck Parts

2009 GMC C7500 Engine Control Module (ECM)

$100 USD

Engine Control Module for GM LS Motors. Fits 8.1, 6.0, 5.3, 4.8, 5.7, with Blue/Green Harness Plugs. Service No. 12602801, Hardware No. 12589161. Guaranteed Reprogrammable, Call DTI Trucks...

Condition	Used
Fits To Make(s)	GMC
Fits To Model(s)	C7500
Stock Number	67435
MLS Number	13201437
Category	Engine Control Modules (ECM)
Last Updated	12/2/2025
Location	Wheat Ridge, CO, US
Sold By	DTI Truck Parts

2005 GMC 8.1 Engine Control Module (ECM) for a GMC C5500

$100 USD

Engine Control Module for GM LS Motors. Fits 8.1, 6.0, 5.3, 4.8, 5.7, with Blue/Green Harness Plugs. Service No. 12589462, Hardware No. 12589161. Guaranteed Reprogrammable, Call DTI Trucks...

Condition	Used
Fits To Make(s)	GMC
Fits To Model(s)	C5500
Stock Number	66003
MLS Number	13057421
Category	Engine Control Modules (ECM)
Last Updated	11/27/2025
Location	Wheat Ridge, CO, US
Sold By	DTI Truck Parts

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2006 GMC 6.6L DURAMAX Engine Mount for a Chevrolet C4500

$76 USD

(USED) GM 6.6L DURAMAX Cast#: 15074952 Mount: REAR ENGINE Ref# - GM 6.6L REAR ENGINE MOUNT

Condition	Used
Fits To Make(s)	Chevrolet
Fits To Model(s)	C4500
Part Number	-
Stock Number	25218842
MLS Number	11438499
Category	Engine Mounts
Last Updated	11/23/2025
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

2006 GMC C7500 Engine Control Module (ECM)

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Engine Control Module (ECM), Good Condition. Call DTI Trucks for more information and a shipping quote.

Condition	Used
Fits To Make(s)	GMC
Fits To Model(s)	C7500
Stock Number	78024
MLS Number	13984847
Category	Engine Control Modules (ECM)
Last Updated	11/15/2025
Location	Wheat Ridge, CO, US
Sold By	DTI Truck Parts

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2006 GMC 8.1L Engine Mount for a GMC C5500

$1,000 USD

(USED) GM 8.1L Cast#: VERIFY Mount: REAR SET OF (2) LH AND RH FRAME MOUNTED REAR ENGINE MOUNTS

Condition	Used
Fits To Make(s)	GMC
Fits To Model(s)	C5500
Stock Number	25795764
MLS Number	13579611
Category	Engine Mounts
Last Updated	11/12/2025
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

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2012 GMC 4.8L V8 GAS Engine Control Module (ECM) for a GM 4.8L V8 GAS

$225 USD

Condition	Used
Horse Power	300 HP
Fits To Make(s)	GM
Fits To Model(s)	4.8L V8 GAS
Stock Number	2554333
MLS Number	13790916
Category	Engine Control Modules (ECM)
Last Updated	10/19/2025
Location	Toledo, OH, US
Sold By	LKQ Heavy Truck