2009-2012 Acura RL 3.7L Used Engine
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LML Duramax Diesel Engine 2500HD 3500HD 6.6L 14 15 16 w/ Allison Transmission

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LML Duramax Diesel Engine 2500HD 3500HD 6.6L 14 15 16 w/ Allison Transmission For Sale

It’s not hard to get an great second-hand GMC motor for sale at Used Engine Finder. We make it easy for anyone to get in touch with database of GMC dismantlers and engine importers at once, to receive the very best price for the ideal substitute engine.

Trying hard to find an engine is no longer necessary thanks to Used Engine Finder. We only need information about the engine you need, and our merchantswill respond with quotes. And since we deal directly with them, you can be sure you’re getting the best possible price.


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Best Engine Replacement Procedure
  1. Swap the engine’s oil, fuel and oil filters, and coolant.
  2. Install new engine and external coolers if existing.
  3. Cleanse the cooling system thoroughly, then replace the water pump.
  4. Renew necessary hoses and belts.
  5. Install a new timing belt, spark plugs, and wires.
  6. Replace essential gaskets and seals, focusing on the oil pan, front, and rear main seals.
  7. Clear the vehicle’s computer codes before engine installation.
  8. Ensure the replacement engine matches the original specifications.
  9. Transfer exhaust manifolds, mounts, distributor, and sensors from the old engine.
  10. Disable fuel and ignition before ignition to prime the oil.
  11. Ensure no plugs or tape remain on the engine before installation.
7 Common Mistakes to AVOID!
  1. Not resetting the vehicle’s computer codes before installation.
  2. Skipping the step of adding engine oil before the first startup.
  3. Forgetting to deactivate the fuel and ignition systems, essential for priming the oil.
  4. Ignoring the replacement of the oil cooler or the radiator’s integrated oil cooler.
  5. Overlooking the cleaning of the radiator and checking the operation of the cooling fans.
  6. Not swapping out the flywheel and its securing bolts.
  7. Trying to initiate the engine’s first run without proper priming.
Warranty Info
Review our Warranty, Return & Exchange policies before ordering. Standard Warranty: 30 days parts replacement. Extended Warranty: Optional 90 days. No labor costs covered. Defective parts may be replaced or refunded. Read more.