Engines for 2012 GMC Sierra 3500 HD
Find parts that fit
We need more information about your vehicle to confirm fit.
2012
GMC
Sierra 3500 HD
SPONSOREDSPONSOREDSPONSOREDSPONSOREDSPONSORED
All
Auction
Buy It Now
577 Results
Engine 6.0L Gasoline VIN G 8th Digit Fits 11-19 SIERRA 2500 PICKUP 2156895 (Fits: 2012 GMC Sierra 3500 HD)
180 DAY MONEY BACK GUARANTEE! TESTED QUALITY PARTS!Pre-Owned: GMC$3,544.44or Best OfferFree shippingEngine 6.0L Gasoline VIN G 8th Digit Fits 11-19 SIERRA 2500 PICKUP 2153712 (Fits: 2012 GMC Sierra 3500 HD)
180 DAY MONEY BACK GUARANTEE! TESTED QUALITY PARTS!Pre-Owned: Chevrolet$3,544.44or Best OfferFree shippingUsed Engine Assembly fits: 2018 Chevrolet Silverado 2500 pickup 6.0L ga (Fits: 2012 GMC Sierra 3500 HD)
6 MONTH GUARANTEE! SHIPPING TO BUSINESS ADDRESS ONLY!Pre-Owned: Chevrolet$2,682.49Free shippingUsed Engine Assembly fits: 2015 Chevrolet Silverado 2500 pickup 6.0L ga (Fits: 2012 GMC Sierra 3500 HD)
SHIPPING TO BUSINESS ADDRESS ONLY!Pre-Owned: Chevrolet$2,289.81Free shipping6.6L Duramax Diesel Long Block Engine 12638502 Silverado 2500 3500 2011-16 NOTE (Fits: 2012 GMC Sierra 3500 HD)
Pre-Owned: General Motors$3,999.99or Best OfferFree shipping2011-2016 SIERRA SILVERADO 2500 3500 6.6L TURBO DIESEL LML ENGINE MOTOR NICE! (Fits: 2012 GMC Sierra 3500 HD)
Pre-Owned: General Motors$6,000.00$250.00 shippingSierra Silverado 2500 3500 Engine 6.0L 81K MILES 2011 2012 2013 2014 2015 2016 (Fits: 2012 GMC Sierra 3500 HD)
L96 -- 2017 2018 Express Savanna Suburban DenaliPre-Owned: Chevrolet$2,999.00$299.00 shipping2010-2016 Chevy Gmc 2500 3500 6.6L Duramax Diesel Engine VIN 8 8th Digit Opt LML (Fits: 2012 GMC Sierra 3500 HD)
Pre-Owned: Chevrolet$5,600.00or Best Offer$395.00 shipping11-16 SIERRA 2500 PICKUP Engine 6.6L VIN 8 8th Digit Opt Lml (Fits: 2012 GMC Sierra 3500 HD)
Pre-Owned: Chevrolet$7,650.00Was: $8,500.00or Best Offer$300.00 shipping2011 2012 GMC Sierra 3500 OEM Engine Motor 6.6L Diesel Automatic 4WD LML (Fits: 2012 GMC Sierra 3500 HD)
Item must be sent to a commercially zoned addressPre-Owned: GMC$7,200.00Was: $9,000.00or Best Offer$300.00 shippingGMC SIERRA 2500 PICKUP 2011-2016 ENGINE 6.6L TURBO INCLUDED 1502080 300-05866A (Fits: 2012 GMC Sierra 3500 HD)
6 MONTHS WARRANTY - QUALITY USED PARTSPre-Owned: GMC$9,181.50or Best OfferFree shipping2011-2016 SILVERADO SIERRA 2500 3500 Engine 6.6L DURAMAX (VIN 8, 8th digit, LML) (Fits: 2012 GMC Sierra 3500 HD)
Pre-Owned: GMC$7,625.00or Best Offer$395.00 shipping2011 GMC Sierra 2500 6.0L Engine Motor 8cyl OEM 185K Miles - LKQ375575566 (Fits: 2012 GMC Sierra 3500 HD)
Pre-Owned: GMC$2,571.99Was: $2,928.85Free shippingUsed Engine Assembly fits: 2014 Chevrolet Silverado 2500 pickup 6.0L ga (Fits: 2012 GMC Sierra 3500 HD)
6 MONTH GUARANTEE! SHIPPING TO BUSINESS ADDRESS ONLY!Pre-Owned: Chevrolet$2,441.49Free shippingUsed Engine Assembly fits: 2015 Chevrolet Silverado 3500 pickup 6.0L ga (Fits: 2012 GMC Sierra 3500 HD)
6 MONTH MONEY BACK GUARANTEE, SHIPS TO BUSINESS ADDRESSPre-Owned: Chevrolet$3,182.23Free shippingEngine 6.0L Gasoline VIN G 8th Digit Fits 11-19 SIERRA 2500 PICKUP 682381 (Fits: 2012 GMC Sierra 3500 HD)
6 Month Money Back Guarantee! - In Business Since 1935!Pre-Owned: Chevrolet$3,497.20or Best OfferFree shippingEngine 6.6L VIN 8 8th Digit Opt Lml Fits 11-16 SIERRA 2500 PICKUP 1512566 (Fits: 2012 GMC Sierra 3500 HD)
101 DAY MONEY BACK GUARANTEE!! 100% TESTED PARTS!Pre-Owned: GMC$4,424.99or Best OfferFree shipping10 watching2011-2019 Silverado 2500 3500 Pickup Engine 6.0L VIN G 8th Digit L96 772252 (Fits: 2012 GMC Sierra 3500 HD)
FREE SHIPPING! 6 MONTH WARRANTY!Pre-Owned: Chevrolet$3,499.99Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Free shipping2011-2019 GMC Sierra 2500 Engine Motor 6.0L Vin G 8th Digit Option L96 150K (Fits: 2012 GMC Sierra 3500 HD)
30 Day Money Back Guarantee! TESTED Mileage 150,495Pre-Owned: Chevrolet$4,073.00Free shipping2011-2019 GMC Silverado 2500 Pickup Engine 6.0L Gasoline VIN G 8th Digit (Fits: 2012 GMC Sierra 3500 HD)
Quality OEMPre-Owned: Chevrolet$2,500.00or Best OfferFree shipping2011-2020 Chevy Gmc 2500 3500 Engine 6.0L VIN G 8th Digit Opt L96 (Fits: 2012 GMC Sierra 3500 HD)
Pre-Owned: Chevrolet$2,350.00or Best Offer$395.00 shipping2011-2016 SIERRA 2500 3500 Engine 6.6L DURAMAX (VIN 8 (8th digit) opt LML) (Fits: 2012 GMC Sierra 3500 HD)
Pre-Owned: Chevrolet$6,950.00or Best Offer$395.00 shipping2011-2019 SILVERADO SIERRA 2500 3500 ENGINE ASSEMBLY 6.0L L96 12 13 14 15 16 17 (Fits: 2012 GMC Sierra 3500 HD)
NICE USED OEM MUST SHIP TO A COMMERCIAL BUSINESSPre-Owned: GMC$2,899.99$300.00 shipping2010-2016 CHEVY GMC 2500 3500 6.6L DIESEL ENGINE VIN 8 8TH DIGIT OPT LML LGH (Fits: 2012 GMC Sierra 3500 HD)
Pre-Owned: Chevrolet$6,500.00or Best Offer$395.00 shipping2011-2016 SILVERADO 2500 3500 Engine 6.6L DURAMAX (VIN 8, 8th digit, opt LML) 13 (Fits: 2012 GMC Sierra 3500 HD)
Pre-Owned: DuraMAX$7,050.00or Best Offer$395.00 shipping2011-2020 Chevy Gmc 2500 3500 6.0L Engine VIN G 8th Digit Option L96 (Fits: 2012 GMC Sierra 3500 HD)
Pre-Owned: Chevrolet$2,250.00or Best Offer$395.00 shippingEngine 6.0L VIN G L96 2015 GMC SIERRA 2500 68K MILES (Fits: 2012 GMC Sierra 3500 HD)
MUST SHIP TO A BUSINESS/COMMERCIAL ZONE.Pre-Owned: GMC$5,500.00or Best Offer$350.00 shipping2011-2016 SILVERADO 2500 3500 Engine 6.6L, VIN 8 DURAMAX (8th digit, opt LML) (Fits: 2012 GMC Sierra 3500 HD)
Pre-Owned: DuraMAX$8,060.00or Best Offer$395.00 shipping22 watching2011 GMC Sierra 2500 6.0L Engine Motor 8cyl OEM 159K Miles - LKQ371232251 (Fits: 2012 GMC Sierra 3500 HD)
Pre-Owned: GMC$2,292.92Was: $3,003.70Free shippingUsed Engine Assembly fits: 2011 Chevrolet Silverado 2500 pickup 6.0L ga (Fits: 2012 GMC Sierra 3500 HD)
6 MONTH MONEY BACK GUARANTEE, SHIPS TO BUSINESS ADDRESSPre-Owned: Chevrolet$2,594.49Free shippingUsed Engine Assembly fits: 2011 Chevrolet Silverado 2500 pickup 6.0L ga (Fits: 2012 GMC Sierra 3500 HD)
6 MONTH MONEY BACK GUARANTEE, SHIPS TO BUSINESS ADDRESSPre-Owned: Chevrolet$2,594.49Free shippingEngine 6.0L Gasoline VIN G 8th Digit Fits 11-19 SIERRA 2500 PICKUP 3112590 (Fits: 2012 GMC Sierra 3500 HD)
!!!!! SHIPPING TO BUSINESS ADDRESS ONLY !!!!Pre-Owned: Chevrolet$2,704.52or Best OfferFree shipping2010-2016 Chevrolet Gmc 6.6L Duramax Engine VIN 8 8th Digit Option LML Runs Good (Fits: 2012 GMC Sierra 3500 HD)
Pre-Owned: General Motors$6,495.00or Best Offer$395.00 shippingEngine 6.6L VIN 8 8th Digit Opt Lml Fits 11-16 SIERRA 2500 PICKUP 1752709 (Fits: 2012 GMC Sierra 3500 HD)
***Free Shipping*** ***90 Day Warranty***Pre-Owned: Chevrolet$5,836.04Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Was: $6,484.49or Best OfferFree shippingMotor 6.0L Gasoline VIN G 8th Digit Fits 11-19 SIERRA 2500 PICKUP 10252525 (Fits: 2012 GMC Sierra 3500 HD)
Thousands of other parts available. How can we help?Pre-Owned: Chevrolet$3,544.71or Best OfferFree shippingEngine 6.6L VIN 8 8th Digit Opt Lml Fits 11-16 SIERRA 2500 PICKUP 458525 (Fits: 2012 GMC Sierra 3500 HD)
CORE CHARGE may apply. Message us to confirm.Pre-Owned: GMC$4,450.00Free shippingEngine 6.6L VIN 8 8th Digit Opt Lml Fits 11-16 SIERRA 2500 PICKUP 442424 (Fits: 2012 GMC Sierra 3500 HD)
CORE CHARGE may apply. Message us to confirm.Pre-Owned: Chevrolet$3,595.00Free shippingUsed Engine Assembly fits: 2012 Gmc Sierra 2500 pickup 6.0L gasoline VI (Fits: 2012 GMC Sierra 3500 HD)
**90 Day Warranty** **Free Shipping**Pre-Owned: GMC$2,158.24Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Was: $2,424.99or Best OfferFree shippingUsed Engine Assembly fits: 2016 Gmc Sierra 2500 pickup 6.0L gasoline VI (Fits: 2012 GMC Sierra 3500 HD)
6 MONTH GUARANTEE! SHIPPING TO BUSINESS ADDRESS ONLY!Pre-Owned: GMC$3,787.21Free shippingUsed Engine Assembly fits: 2011 Gmc Sierra 2500 pickup 6.6L VIN 8 8th d (Fits: 2012 GMC Sierra 3500 HD)
6 MONTH GUARANTEE! SHIPPING TO BUSINESS ADDRESS ONLY!Pre-Owned: GMC$4,599.59Free shipping6.6L Engine 201K Miles Opt LML from 2013 GMC SIERRA 3500 9983152 (Fits: 2012 GMC Sierra 3500 HD)
Over 90 Years in Business. Fast Free Shipping!Pre-Owned: GMC$7,056.99or Best OfferFree shippingEngine 6.6L VIN 8 8th Digit Opt Lml Fits 11-16 SIERRA 2500 PICKUP 1185564 (Fits: 2012 GMC Sierra 3500 HD)
90 DAY MONEY BACK GUARANTEE! DENTON AUTO IS TEAM PRP!Pre-Owned: Chevrolet$7,324.08or Best OfferFree shippingEngine 6.6L VIN 8 8th Digit Opt Lml Fits 11-16 SIERRA 2500 PICKUP 1281271 (Fits: 2012 GMC Sierra 3500 HD)
6 MONTH MONEY BACK GUARANTEE! LENTINI AUTO IS TEAM PRP!Pre-Owned: Chevrolet$8,049.99or Best OfferFree shippingUsed Engine Assembly fits: 2011 Gmc Sierra 3500 pickup 6.6L VIN 8 8th d (Fits: 2012 GMC Sierra 3500 HD)
This Requires Commercial Address For Delivery.Pre-Owned: GMC$7,500.00Free shippingEngine 6.6L VIN 8 8th Digit Opt Lml Fits 11-16 SIERRA 2500 PICKUP 368395 (Fits: 2012 GMC Sierra 3500 HD)
NICE USED ENGINE TESTED 90 DAY WARRANTY!Pre-Owned: Chevrolet$6,500.00$200.00 shipping2010-2016 GMC SIERRA 3500 6.6L DURAMAX ENGINE(VIN L 8TH DIGIT OPT LGH)124K MILES (Fits: 2012 GMC Sierra 3500 HD)
Pre-Owned: GMC$8,960.00or Best Offer$395.00 shipping2011-2016 SIERRA 2500 3500 Engine 6.6L AT (VIN 8, 8th digit, opt LML) DURAMAX 11 (Fits: 2012 GMC Sierra 3500 HD)
Pre-Owned: GMC$7,950.00or Best Offer$395.00 shipping2011-2016 SIERRA SILVERADO 2500 3500 Engine 6.6L DURAMAX VIN 8 (8th digit, LML) (Fits: 2012 GMC Sierra 3500 HD)
Pre-Owned: Chevrolet$6,725.00or Best Offer$395.00 shippingEngine 6.6L VIN 8 8th Digit Opt Lml Fits 11-16 SIERRA 2500 PICKUP 1153476 (Fits: 2012 GMC Sierra 3500 HD)
CORE CHARGE may apply. Message us to confirm.Pre-Owned: GMC$5,020.66Free shipping2011-2019 CHEVY/GMC 2500 3500 6.0L GAS ENGINE; 8TH DIGIT VIN G; 158K MILES 11 12 (Fits: 2012 GMC Sierra 3500 HD)
Pre-Owned: Chevrolet$2,945.00or Best Offer$395.00 shipping11 watchingChevy Silverado 2500 HD 6.6L Duramax Turbo Diesel Engine Motor 2011-2016 346K (Fits: 2012 GMC Sierra 3500 HD)
Pre-Owned: General Motors$6,999.95Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Free shipping12 GMC VAN SAVANA 3500 Engine Assembly 6.0l (Fits: 2012 GMC Sierra 3500 HD)
60 DAY MONEY BACK GUARANTEE!! 100% TESTED!!Pre-Owned: General Motors$2,395.00or Best Offer$199.99 shippingEngine 6.6L VIN 8 8th Digit Opt Lml Fits 11-16 SIERRA 2500 PICKUP 1228346 (Fits: 2012 GMC Sierra 3500 HD)
(6 MONTH MONEY BACK GUARANTEE!!!) (100% TESTED!!!)Pre-Owned: GMC$6,274.18or Best OfferFree shippingEngine 6.6L VIN 8 8th Digit Opt Lml Fits 11-16 SIERRA 2500 PICKUP 1610759 (Fits: 2012 GMC Sierra 3500 HD)
90 DAY MONEY BACK GUARANTEE!! IN BUSINESS SINCE 1958!!!Pre-Owned: Chevrolet$5,438.67or Best OfferFree shippingENGINE 6.0L FITS GMC SIERRA DENALI 3500 2012 VIN G 8th digit opt L96 (Fits: 2012 GMC Sierra 3500 HD)
NEW REMANUFACTUREDPre-Owned: Chevrolet$4,500.00Free shippingUsed Engine Assembly fits: 2013 Gmc Sierra 2500 pickup 6.0L gasoline VI (Fits: 2012 GMC Sierra 3500 HD)
SEE SELLER NOTES FOR MILEAGEPre-Owned: GMC$2,392.00Free shippingEngine 6.6L VIN 8 8th Digit Opt Lml Fits 11-16 SIERRA 2500 PICKUP 1677490 (Fits: 2012 GMC Sierra 3500 HD)
***90 Day Warranty*** ***Free Shipping***Pre-Owned: OEM$6,025.72Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Was: $6,695.24or Best OfferFree shipping2011-2019 SILVERADO SIERRA 2500 3500 6.0L ENGINE ASSEMBLY L96 12 13 14 15 16 17 (Fits: 2012 GMC Sierra 3500 HD)
NICE USED OEM MUST SHIP TO A COMMERCIAL BUSINESSPre-Owned: Chevrolet$3,300.00$300.00 shippingUsed Engine Assembly fits: 2011 Chevrolet Express 3500 van 6.0L gasolin (Fits: 2012 GMC Sierra 3500 HD)
90 DAY MONEY BACK GUARANTEE!Pre-Owned: Chevrolet$1,949.99Free shippingEngine 6.0L Gasoline VIN G 8th Digit Fits 11-19 SIERRA 2500 PICKUP 2090427 (Fits: 2012 GMC Sierra 3500 HD)
180 DAY MONEY BACK GUARANTEE! TESTED QUALITY PARTS!Pre-Owned: Chevrolet$3,444.70or Best OfferFree shipping