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Engine 4.6L VIN Y 8th Digit Fits 04-05 BONNEVILLE 139925

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Engine 4.6L VIN Y 8th Digit Fits 04-05 BONNEVILLE 139925 For Sale

If you are in the market for getting a top notch second-hand Cadillac engine for sale, simply visit Used Engine Finder. To be able to get the best bargain on the best used engine for your needs, we allow you to contact a community of Cadillac engine importers & junk yards quickly.

Searching hard for a motor is no longer necessary thanks to Used Engine Finder. Basically tell us what you want and our merchants will reply with several prices. Our direct connection with the dealer helps to ensure that we are able to provide you with the ideal pricing.


So don’t squander anymore time and use Used Engine Finder to find the perfect engine for your Cadillac.

  • When searching for a better motor, save time as well as money through the use of Used Engine Finder.
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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.