Some DURAMAX Engine Service Manuals PDF above the page.
The diesel Duramax 2.8 produces 181 hp and 500 Nm of torque. The cylinder block of this engine is made of steel, while the cylinder head is made of lightweight aluminum alloy.
The resource of the crank mechanism is increased due to the use of forged crankshaft and piston rods. By the way, the pistons are cooled by oil supply.
The standard 6-speed Hydra-Matic 6L50 transmission was supplemented by a centrifugal pendulum vibration absorption system in the gearbox torque converter, which reduces the noise and vibration load of the transmission.
The updated pickup also received an intelligent engine braking system, which is paired with cruise control and allows you to slow down the GMC Canyon with minimal wear on the brake system.