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848212-0003 Turbocharger Replacement for GM Duramax LGH

Aftermarket 848212-0003 turbocharger for GM Duramax LGH applications. Verify engine code and OEM reference numbers 12640123/12643547 before ordering. B2B volume pricing available.

Orders without stock ship approximately 60 days after ordering. Estimated ship date if ordered today: .

Type Turbocharger On backorder — orders accepted Part # 848212-0003 Packing N/A
Cross Reference 12640123
Show more cross references 12640123 12643547
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12-Month Warranty Worldwide shipping excluding Canada and China. OEM-Grade Quality

This aftermarket 848212-0003 turbocharger is a replacement unit for GM Duramax LGH engines, including applications in the GM Express 2500 and Silverado 2500. It serves as an aftermarket replacement application for buyers verifying fitment against OEM reference numbers 12640123 and 12643547.

Key Specifications

  • Part Number: 848212-0003
  • Product Type: Turbocharger
  • OEM Reference Numbers: 12640123, 12643547
  • Engine Application: GM Duramax LGH
  • Packing: N/A
  • Gross Weight: 0 kg

These specifications help B2B buyers verify part identity against their purchase orders and vehicle records. Use the listed OEM reference numbers as cross-check points to confirm the correct replacement application for your specific GM Duramax LGH engine build.

Application & Compatibility

Source application path clues for buyer verification. These are source category/application paths, not confirmed fitment claims:

  • GM > GM EXPRESS 2500 > DURAMAX LGH
  • GM > GM 3500 HD PICK-UP TRUCK > DURAMAX LGH
  • GM > GM 3500 > DURAMAX LGH
  • GM > GM 4500 VAN > DURAMAX LGH
  • GM > GM SAVANA 2500 > DURAMAX LGH
  • GM > GM SIERRA 2500 > DURAMAX LGH
  • GM > GM SILVERADO 2500 > DURAMAX LGH

This turbocharger is listed for GM Duramax LGH engine applications, including the GM Express 2500, GM 3500 HD Pick-Up Truck, GM 3500, GM 4500 Van, GM Savana 2500, GM Sierra 2500, and GM Silverado 2500. These vehicle and engine combinations serve as reference application clues for B2B buyers and repair shops. Verify your specific model year, production date, and turbo configuration against the part number 848212-0003 and OEM reference numbers 12640123 or 12643547 before ordering. Confirm that the replacement application matches your vehicle’s original equipment to ensure correct fitment.

Technical Notes

The 848212-0003 turbocharger is an aftermarket replacement unit designed for GM Duramax LGH engine applications. This section provides technical context for B2B buyers and repair shops verifying fitment against OEM reference numbers 12640123 and 12643547.

  • Verification Focus: Confirm the engine code and vehicle application match the supplied reference paths.
  • Pre-Installation Checks: Inspect oil supply and return lines for blockages or leaks before installing the new unit.
  • Intake/Exhaust Cleaning: Ensure manifolds are free of debris or carbon buildup to protect the turbine and compressor wheels.
  • First Start Monitoring: Record observations on oil leaks, noise, and boost stability to support technical fitment support if needed.

B2B Supply

LeadTurbo supports B2B buyers, repair shops, and distributors with volume pricing and worldwide shipping for the 848212-0003 turbocharger. Technical fitment support is available to help verify part number, engine code, and OEM reference numbers 12640123 and 12643547 before ordering. For fleet parts buyers or rebuilders, our team assists with application verification for GM Duramax LGH vehicles, including the Express 2500 and Silverado 2500. Contact us for bulk inquiries or to confirm replacement application details for your specific GM vehicle build.

Product FAQ

This part is listed for GM Express 2500, GM 3500 HD Pick-Up Truck, GM 3500, GM 4500 Van, GM Savana 2500, GM Sierra 2500, and GM Silverado 2500 with Duramax LGH engines. Verify your specific model year and configuration.

Inspect the oil supply and return lines for blockages or leaks before installing the 848212-0003 turbocharger. Ensure the engine oil system is clean to prevent immediate bearing damage in the new unit.

Confirm that the intake and exhaust manifolds are free of debris, rust, or carbon buildup before fitting the 848212-0003 turbo. Contaminants can damage the turbine and compressor wheels during the first start.

Monitor for oil leaks, unusual noises, and boost pressure stability during the first start of the 848212-0003 turbocharger. Record any anomalies to assist with technical fitment support if issues arise.

GM and other product, brand and model names are the property of their respective owners and are used for reference and application-lookup only. LeadTurbo is not affiliated with or endorsed by GM.

Compatibility Verify part number 848212-0003, engine code Duramax LGH, vehicle application, production year, and OEM reference numbers 12640123 or 12643547 before ordering. Confirm turbo configuration matches your specific vehicle build.

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Frequently Asked Questions

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Turbochargers

Complete Turbo Units

Complete turbo units designed for rigorous heavy-duty use where OEM units may fall short.

CHRA Core

CHRA / Core Assemblies

Brand-new compatible CHRA cores — like-new performance at a fraction of replacement cost.

Turbine Wheel

Turbine Wheels & Shafts

Precision-balanced turbine shafts engineered from inside out for superior durability.

Turbine Housing

Turbine Housings

Silicon-molybdenum (Si-Mo) nodular cast iron — engineered for extreme heat resistance.

Compressor Housing

Compressor Housings

OEM-matched geometry and surface finish — advanced casting and machining for perfect fitment.

Bearing Housing

Bearing Housings

Rock-solid platform engineered for high-output rebuilds — the foundation for performance.

Compressor Wheels

Compressor Wheels

Aluminum, stainless steel, or titanium alloys — precision machined for superior responsiveness.

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