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Truck Parts (510)
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Engine Parts (510)
   Camshafts (32)    Crankshafts (33)    EGR Coolers (5)    Engine Air Compressors (3)    Engine Blocks / Cylinder Blocks (37)    Engine Brackets (3)    Engine Brakes / Jake Brakes (1)    Engine Control Modules (ECM) (155)    Engine Harmonic Balancers (35)    Engine Miscellaneous Parts (9)    Engine Mounts (30)    Engine Oil Coolers (6)    Engine Oil Pans (42)    Engine Oil Pumps (12)    Engine Pulleys (1)    Engine Valve Trains (2)    Engine Wiring Harnesses (37)    Front Engine Covers (12)    Intercoolers (21)    Valve Covers (34)
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Showing 51 - 75 of 510 Engine Part Listings

51 - 75 of 510 listings
51 - 75 of 510 listings
GMC 6.6L DURAMAX Engine Control Module (ECM) for a GM 6.6 DURAMAX

GMC 6.6L DURAMAX Engine Control Module (ECM) for a GM 6.6 DURAMAX

Price Drop $50 USD
Good used, cleaned and inspected GM 6.6 Duramax LGH glow plug module. Part number: 12642260.
ConditionUsed
Fits To Make(s)GM
Fits To Model(s)6.6 DURAMAX
Part Number12642260
Stock Number1059689
MLS Number13545480
CategoryEngine Control Modules (ECM)
Last Updated1/3/2026
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
(888) 519-___  SHOW
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Rydemore Heavy Duty Truck Parts
GMC C7500 Engine Control Module (ECM)

2007 GMC C7500 Engine Control Module (ECM)

Contact for price
Engine Control Module (ECM), in good condition, for more details and a shipping quote, please contact DTI Trucks SN 25841077 PN 275800-6692 825841 0770 861077I0706801EK
ConditionUsed
Fits To Make(s)GMC
Fits To Model(s)C7500
Stock Number69240
MLS Number13307373
CategoryEngine Control Modules (ECM)
Last Updated1/1/2026
Location
Wheat Ridge, CO, US
Sold By
DTI Truck Parts
(833) 614-___  SHOW
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DTI Truck Parts
GMC 8.1 Engine Control Module (ECM) for a GMC C6500

2005 GMC 8.1 Engine Control Module (ECM) for a GMC C6500

$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...
ConditionUsed
Fits To Make(s)GMC
Fits To Model(s)C6500
Stock Number67265
MLS Number13192115
CategoryEngine Control Modules (ECM)
Last Updated1/1/2026
Location
Wheat Ridge, CO, US
Sold By
DTI Truck Parts
(833) 614-___  SHOW
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DTI Truck Parts
GMC 8.1 Engine Control Module (ECM) for a GMC C5500

2008 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. 12602801, Hardware No. 12589161. Guaranteed Reprogrammable, Call DTI Trucks...
ConditionUsed
Fits To Make(s)GMC
Fits To Model(s)C5500
Stock Number64275
MLS Number12793943
CategoryEngine Control Modules (ECM)
Last Updated1/1/2026
Location
Wheat Ridge, CO, US
Sold By
DTI Truck Parts
(833) 614-___  SHOW
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DTI Truck Parts
GMC 6.6L DURAMAX Engine Control Module (ECM) for a GM 6.6 DURAMAX

GMC 6.6L DURAMAX Engine Control Module (ECM) for a GM 6.6 DURAMAX

$200 USD
Good used, cleaned and inspected GM 6.6 Duramax ECM. Part Number: 12646248 30 Day Guarantee for swap or refund if not programmable. ECM's need to be programmed for your application.
ConditionUsed
Fits To Make(s)GM
Fits To Model(s)6.6 DURAMAX
Part Number12646248
Stock NumberRyd 12646248
MLS Number12064263
CategoryEngine Control Modules (ECM)
Last Updated1/1/2026
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
(888) 519-___  SHOW
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Rydemore Heavy Duty Truck Parts
GMC 6.6L DURAMAX Engine Harmonic Balancer for a GM 6.6 DURAMAX

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: SPN009629
Quantity2
ConditionUsed
Fits To Make(s)GM
Fits To Model(s)6.6 DURAMAX
Part NumberSPN009629
Stock NumberRyd SPN009629
MLS Number10263772
CategoryEngine Harmonic Balancers
Last Updated1/1/2026
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
(888) 519-___  SHOW
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Rydemore Heavy Duty Truck Parts
GMC 6.6L DURAMAX Engine Harmonic Balancer for a GM 6.6 DURAMAX

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: SPN019298
Quantity8
ConditionUsed
Fits To Make(s)GM
Fits To Model(s)6.6 DURAMAX
Part NumberSPN019298
Stock NumberRyd SPN019298
MLS Number10263773
CategoryEngine Harmonic Balancers
Last Updated1/1/2026
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
(888) 519-___  SHOW
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Rydemore Heavy Duty Truck Parts
GMC 6.6L DURAMAX Engine Harmonic Balancer for a GM 6.6 DURAMAX

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
ConditionUsed
Fits To Make(s)GM
Fits To Model(s)6.6 DURAMAX
Part Number70030955371
Stock NumberRyd 70030955371
MLS Number10265672
CategoryEngine Harmonic Balancers
Last Updated1/1/2026
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
(888) 519-___  SHOW
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Rydemore Heavy Duty Truck Parts
GMC C7500 Intercooler

1999 GMC C7500 Intercooler

Contact for price
(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...
ConditionUsed
Engine ModelCaterpillar 3126
Fits To Make(s)GMC
Fits To Model(s)C7500
Will Fit Year(s)1999
Stock NumberP-114780
MLS Number14021256
CategoryIntercoolers
Last Updated12/7/2025
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
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Find used GMC Engine Parts For Sale by owners and dealers near you on MyLittleSalesman.com. Browse over 510 GMC Engine Parts For Sale, compare prices, and save. Use the buttons below to sort or filter your search results by model, year, price, location, and more.
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