Manual

Overview & Design Features The L92 is an all-aluminum 6.2-liter V8 engine produced by General Motors under the Generation IV small-block engine family. Introduced in 2007, this powerplant represented a significant engineering advancement as the first high-volume truck engine to utilize variable valve timing. It delivered high performance, exceptional low-end torque, and reliable operation, serving […]

Overview & Design Features The GMC L96 is a heavy-duty, naturally aspirated 6.0-liter V8 engine belonging to General Motors’ Generation IV small-block family. Introduced in 2010 to succeed the LY6, this 5,967 cc powerplant was engineered for high-load applications like heavy-duty trucks, full-size cargo vans, and commercial vehicles. It earned a stellar reputation for durability, […]

Overview & Design Features The GMC L96 and LC8 are robust 6.0-liter (5967 cc) naturally aspirated V8 engines, integral components of General Motors’ Gen IV small-block engine family. Manufactured by General Motors, these engines are renowned for their durability and strong performance, primarily deployed in heavy-duty truck, van, and SUV applications. They represent a key […]

Overview & Design Features The GMC L9H is a 6.2-liter (6162 cc) V8 gasoline engine, a prominent member of General Motors’ Gen IV small-block engine family. Manufactured by General Motors, this naturally aspirated powerhouse was specifically engineered for heavy-duty truck and SUV applications, delivering robust performance and towing capabilities. It holds significance as one of […]

Overview & Design Features The GMC L9H and L94 are distinct yet closely related 6.2-liter (6162 cc) V8 gasoline engines, part of General Motors’ renowned Gen IV small-block engine family. Manufactured by General Motors, these engines represent a high-output evolution of the Vortec line, primarily developed for full-size SUVs and pickup trucks. Introduced in the […]

Overview & Design Features The GMC LAF engine is a prominent member of General Motors’ highly successful High Feature (HF) V6 engine family, specifically a 3.6-liter variant. Manufactured by General Motors, this naturally aspirated, six-cylinder powerplant was introduced to the market as a robust and efficient option for various utility vehicles. Known for its sophisticated […]

Overview & Design Features The GMC LB4 engine is a 4.3-liter (262 cubic inch) 90-degree V6 gasoline engine, a prominent member of General Motors’ Small-Block engine family. Introduced in 1985, the LB4 was a significant engine for GM, being one of the first production V6 engines to feature Throttle Body Injection (TBI) and serving as […]

Overview & Design Features The GMC LB4, often referenced alongside the Z79 RPO code for specific vehicle configurations, is a 4.3-liter (262 cubic inch) V6 internal combustion engine manufactured by General Motors. It stands as a significant derivative of the venerable Chevrolet small-block V8 architecture, effectively being a small-block V8 with the two front cylinders […]

Overview & Design Features The GMC LC9 is a 5.3-liter (325 cubic inch) naturally aspirated V8 engine, part of General Motors’ venerable Gen IV small-block engine family. Manufactured by General Motors, it represents a significant evolution in GM’s truck and SUV powertrain offerings, produced primarily between 2007 and 2013. Distinguished by its all-aluminum construction, the […]

Overview & Design Features The GMC LCV engine, officially designated as the LWN, is a 2.8-liter (2776 cc) inline four-cylinder, turbocharged diesel engine developed by General Motors. Introduced in the North American market for the 2016 model year, it marked a significant strategic move for GM, becoming the first small diesel option available in their […]