40
verified 2016 gmc engines
2016 Used GMC Engines For Sale
40 verified 2016 GMC engines in stock — Sierra 1500 (5.3L L83, 6.2L L86, 4.3L LV3), Sierra HD 2500/3500 (6.6L LML Duramax, 6.0L L96 gas), Yukon & Yukon XL (5.3L, 6.2L), Canyon (3.6L LFX, 2.8L LWN Duramax, 2.5L LCV), Terrain (2.4L LEA, 3.6L LFX), Acadia (3.6L LLT), Suburban 1500 (5.3L), and Savana 2500/3500 vans (6.0L, 4.8L, 6.6L LGH diesel, CNG/LPG). VIN-matched to your vehicle, compression-tested by ASE-certified technicians, photographed before shipment, backed by up to a 3-year warranty plus 30-day money-back. Free freight nationwide.
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Compression-Tested & Verified
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Free Nationwide Shipping
Browse 2016 GMC Engines by Model
Pick your 2016 GMC model to see exact fitments in stock. Not sure which engine code fits? Text us your VIN and a specialist confirms the match.
2016 Sierra 1500
5.3L EcoTec3 V8 (opt L83 VIN C / opt L8B VIN R), 6.2L V8 (opt L86, VIN J), and 4.3L V6 (opt LV3, VIN H). Light-duty pickup powerplants — confirm the VIN 8th digit before ordering.
2016 Sierra HD 2500/3500
6.6L Duramax turbo-diesel (opt LML, VIN 8) and 6.0L L96 gasoline V8 (VIN G), including Denali HD. The heavy-duty workhorse engines.
2016 Yukon & Yukon XL
5.3L EcoTec3 (opt L83, VIN C) and 6.2L (opt L86, VIN J), including Denali. Full-size SUV V8s shared with the Sierra 1500 platform.
2016 Canyon
3.6L V6 (opt LFX, VIN 3), 2.8L Duramax turbo-diesel (opt LWN, VIN 1), and 2.5L four (opt LCV, VIN A) in 4x2 and 4x4. Mid-size pickup options.
2016 Terrain
2.4L Ecotec four (opt LEA, VIN K) and 3.6L LFX V6 (VIN 3). Compact crossover engines — verify cooling and trim configuration.
2016 Acadia
3.6L LLT V6 (VIN D, 8th digit). The final first-generation mid-size crossover six, on the Lambda platform shared with the Enclave and Traverse.
2016 Suburban 1500
5.3L EcoTec3 V8 (opt L83, VIN C). The long-wheelbase full-size SUV — same proven small-block V8 as the Yukon XL.
2016 Savana 2500/3500 Van
6.0L L96 gasoline V8 (VIN G), 4.8L V8 (opt L20, VIN F), 6.6L LGH Duramax (VIN L), and 6.0L CNG/LPG (opt LC8). Cargo-van fleet engines.
Why Buy a 2016 GMC Engine from Auto Power Source
Every 2016 GMC engine in our inventory is pulled from a low-mileage donor vehicle, cataloged by VIN, and held in our climate-controlled warehouse pending sale. Each unit goes through our six-step inspection — VIN-matching, ASE testing, noise & smoke verification, full visual inspection, multi-angle photography, and palletized shipping. The 2016 Sierra and Yukon share GM's EcoTec3 L83/L86 architecture, while the HD trucks run the LML Duramax — so engine-code matching by VIN matters more than displacement alone.
Our ASE-certified technicians compression-test every cylinder and run a leak-down evaluation before any 2016 GMC engine is cleared for sale. You pay a fraction of dealer-new pricing for identical GMC engineering, ship free on a heavy-duty pallet anywhere in the continental U.S., and get up to a 3-year warranty plus 30-day money-back. Not sure which 2016 variant fits? Text your VIN and we will confirm.
📱 Fastest way to match: text us your VIN, get options in minutes.Text Your VIN → Your 2016 GMC Engine Options: Compared
Most 2016 GMC owners face four real choices when their engine fails:
← Swipe sideways to see all columns →
| Option | Cost | Reliability | Warranty | Fitment Match |
| Used OEM (this collection) | $$$ Best Value | High | Up to 3 years | VIN-matched |
| New OEM (dealer) | $$$$$ 2-4× more | High | Manufacturer | Exact |
| Aftermarket / Reman | $$$$ | Varies | 6-12 mo | May adapt |
| Junkyard | $ Cheapest | Unknown | None | DIY |
Tested used OEM hits the sweet spot — same GMC engineering as new, fraction of the cost.
2016 GMC Engine Buying Guide
- Confirm the 8th-digit VIN engine code. 2016 GMC pairs the same model with multiple engines — the 5.3L alone ships as opt L83 (VIN C) and L8B (VIN R). The 8th digit is the authority.
- Match gas vs. Duramax diesel on HD trucks. Sierra 2500/3500 run either the 6.0L L96 gasoline V8 or the 6.6L LML Duramax — mounts, harness, and cooling are not interchangeable.
- Check drivetrain (2WD vs 4WD). On Sierra, Canyon, and Yukon, oil pans, output provisions, and brackets differ between 2WD and 4WD.
- Match the Terrain emissions family. The 2016 Terrain 2.4L LEA ships in Federal (opt NT7) and California (opt NU5 / NU6) emissions variants — confirm yours before ordering.
- Always run the donor VIN if available. We provide it on request for any engine in our inventory to verify mileage and history.
Our ASE-certified technicians verify every one of these points against your VIN before any engine ships.
Frequently Asked Questions
What is the warranty on a 2016 GMC engine?
Up to 3 years, depending on the specific unit. The exact warranty term is listed on each product page.
What does compression-tested mean?
ASE-certified technicians compression-test every cylinder and run a leak-down evaluation before the engine is cleared for sale.
How long until delivery?
Prep and ship time is 3-5 business days. Transit time is 2-3 business days via freight carrier after dispatch.
Can I see photos before I buy?
Yes. Multi-angle photos of the actual unit are sent before payment.
Do I need my VIN?
Strongly recommended. 2016 GMC engines vary by engine code, drivetrain, and gas/diesel configuration.
What if I do not approve the photos?
Every dollar back — no restocking fees, no return freight charges.
Why cheaper than dealer new?
Used OEM from low-mileage donors — the same GMC engineering at a fraction of dealer-new pricing.
When can I reach customer service?
24 hours Monday through Saturday.
46,000+
engines + transmissions shipped
0%
fitment-related returns
All 50
states covered, free freight
Excellent
Customer Reviews
rated on Trustpilot
Our 6-Step Inspection & Shipping Process
Every 2016 GMC engine we ship has been through these six steps:
1. VIN-MatchingWe match the donor VIN to your VIN to confirm engine code, emissions calibration, and drivetrain fit.
2. Tested & VerifiedASE-certified technicians compression-test every cylinder and run a leak-down evaluation on each engine.
3. Noise & Smoke VerificationUnits are run to verify normal mechanical sound and clean operation — catches wear static tests miss.
4. Visual InspectionEvery accessible component is inspected: turbos, manifolds, valve covers, accessories, sensor harnesses.
5. Photograph & CatalogMulti-angle photos sent to you BEFORE we ship, for your approval.
6. Palletize & ShipStrapped on a heavy-duty wooden pallet, shipped via freight at no charge.
What Our Customers Say
Rated Excellent by our customers on Trustpilot.
★★★★★
Transaction was perfect
"Found me the right engine at a great price. Got it in 2 days and installed the car the next day. Runs absolutely beautiful."
— Kevin Graham, 2026-04-29
★★★★★
Repeat customer
"AutoPowerSource is a great company. I've used them several times for used motors. Low mileage when other companies gave up."
— Curtis Haines, 2025-12-23
★★★★★
Highly recommend Mike
"Mike reached out first thing in the morning regarding my inquiry for a used engine. Very informative and helpful."
— Beatrice, 2026-03-31
★★★★★
Great experience
"Daisy kept me in the loop every step. My original engine was damaged before shipping; she found a different one quickly."
— Bryan Perkins, 2026-03-25
Our Photos-Before-Shipment Guarantee
Before any 2016 GMC engine leaves our warehouse, we send you multi-angle photographs. You approve. If you do not approve, you get every dollar back — no questions, no restocking fees, no return freight charges. On top of 30-day money-back and up to a 3-year warranty.
✉ Email Us at info@autopowersource.com 
