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The LLT engine has a compression ratio of 11.3:1, and has been certified by the SAE to produce 302 hp (225 kW; 306 PS) at 6300 rpm and 272 lb⋅ft (369 N⋅m) of torque at 5200 rpm on regular unleaded (87 octane) gasoline. This engine debuted on the 2008 Cadillac STS and CTS.
Yet another common problem with the 2005–2016 fourth generation V8 LS engines was a failure of the specialized lifters in engines equipped with the AFM system. While in AFM operation, the lifters would sometimes fail to come out of AFM mode and cause the engine to go into 'limp home' mode.
The High Value engine family from General Motors is a group of cam-in-block or overhead valve V6 engines.These engines feature cast iron blocks and aluminum heads, and use the same 60° vee bank as the 60° V6 family they are based on, but the new 99 mm (3.90 in) bore required offsetting the bores by 1.5 mm (0.059 in) away from the engine center line.
Active Fuel Management (formerly known as displacement on demand (DoD)) is a trademarked name for the automobile variable displacement technology from General Motors.It allows a V6 or V8 engine to "turn off" half of the cylinders under light-load conditions to improve fuel economy.
The engines were also sold for marine and stationary applications. In a 1938 reorganization, Winton Engine Corporation became the GM Cleveland Diesel Engine Division, and GM's Detroit Diesel Engine Division began production of smaller (50–149 cu in (0.8–2.4 L) per cylinder) diesel engines. Locomotive engines were moved under the GM Electro ...
The base engine on lower trim levels is the 285-horsepower (213 kW; 289 PS), 4.3-liter EcoTec3 E85-capable V6 gasoline engine. Standard on mid-level trims is an all-new, 310-horsepower (231 kW; 314 PS), 2.7-liter turbocharged inline-four gasoline engine (thus being the smallest engine available on a GM full-size half-ton pickup), and features ...
The Chevrolet 90° V6 family of V6 engines began in 1978 with the Chevrolet 200 cu in (3.3 L) as the base engine for the all new 1978 Chevrolet Malibu.The original engine family was phased out in early 2014, with its final use as the 4.3 L (262 cu in) V6 engine used in Chevrolet and GMC trucks and vans.
Engine Engine family Production Notes 169 cu in (2.8 L) I4 turbo-diesel DMAX Duramax I4 engine: 2017–2022 (LWN) Replaced 6.6L V8 turbo-diesel First inline-4 in full-size van since 1964 395 cu in (6.5 L) V8 turbo-diesel Detroit Diesel V8: 1996–2002 (L65) First GM van offered with turbocharged diesel engine 404 cu in (6.6 L) V8 turbo-diesel