The Chevrolet Duramax 2.8L CRD Turbo is a 4-cylinder diesel engine, known as the LWN engine, produced in Thailand and used in models like the Chevrolet Colorado and GMC Canyon. It generates about 181 horsepower and 369 lb-ft of torque, providing strong towing capabilities for mid-size trucks. This engine is characterized by its common rail injection, variable geometry turbocharger, and excellent fuel efficiency, making it a popular choice for adventurers and those needing a compact, capable diesel rig.
Key Features
- Displacement: 2.8 Liters.
- Configuration: 4-cylinder, dual overhead cam (DOHC).
- Power Output: Approximately 181 horsepower and 369 lb-ft of torque.
- Turbocharger: Features a variable geometry (VGT) turbocharger for improved throttle response and power delivery across different loads and RPMs.
- Fuel System: Utilizes a 29,000 PSI common rail injection system with solenoid injectors.
- Build: Features a gray cast iron cylinder block and a cast aluminum cylinder head, with a forged steel crankshaft and connecting rods.
- Application: Offered in the Chevrolet Colorado and GMC Canyon from around 2016 to 2022, and also used in GM’s Express and Savana vans in some markets.
Strengths
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Towing Capacity:
Offers impressive towing capability for a mid-size pickup, up to 7,700 pounds when properly equipped.
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Fuel Efficiency:
One of the most fuel-efficient engines in its class, with EPA highway ratings reaching up to 30 mpg.
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Smooth Power:
Provides a smooth and consistent power delivery, making it ideal for long-haul adventures.
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Reliability:Known for its durability and reliability, often backed by a substantial warranty.
The Chevrolet 2.8L Duramax CRD turbo engine (LWN) is a 2.8-liter, 4-cylinder turbodiesel engine with 181 hp and 369 lb-ft of torque, featuring a gray cast iron block, aluminum cylinder head, common rail injection, a variable geometry turbo, and an exhaust brake. It is paired with a 6-speed automatic transmission and was offered in vehicles like the Colorado and Canyon, noted for high low-end torque, impressive towing capacity up to 7,700 lbs, and excellent fuel economy for its class.
Engine Specifications
- Displacement: 2.8 liters (2,776 cc)
- Cylinders: 4-cylinder
- Configuration: Inline-4
- Power: 181 horsepower @ 3,400 rpm
- Torque: 369 lb-ft of torque @ 2,000 rpm
- Block Material: Gray cast iron
- Cylinder Head Material: Cast aluminum
- Crankshaft: Forged steel
- Connecting Rods: Forged steel
- Fuel System: 29,000 PSI common rail direct injection
- Turbocharger: Honeywell Variable Geometry Turbocharger (VGT)
- Timing System: Timing belt
- Emission Control: Exhaust Gas Recirculation (EGR), Diesel Oxidation Catalyst (DOC), Diesel Particulate Filter (DPF), and Selective Catalyst Reduction (SCR) with urea injection
- Exhaust Brake: Integrated
Vehicle Applications & Performance
- Vehicles: Chevrolet Colorado and GMC Canyon
- Transmission: 6-speed automatic transmission (Hydra-Matic 6L50)
- Max Towing Capacity: Up to 7,700 lbs
- Max Payload: Around 1,400–1,500 lbs
- Fuel Economy: Up to 31 MPG highway (2WD)
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