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GM's Active Fuel Management [2] technology used a solenoid to deactivate the lifters on selected cylinders of a pushrod V-layout engine. GM used the Active Fuel Management technology on a range of engines including with the GM Small Block Gen IV engine family, first-generation GM EcoTec3 engine family, second-generation GM High-Feature V6 DOHC ...
First-generation Chevrolet Silverado 2500HD (2001–02 Regular Cab) The GMT800 Silverado/Sierra 1500 and 2500 pickup trucks were released in August 1998 as 1999 models. The "classic" light-duty GMT400 C/K trucks continued to be produced for the first two years alongside the new models, and the Heavy-Duty GMT400 pickups (alongside the GMT400 SUVs) were continued until 2000, with the new GMT800 ...
All include direct injection, cylinder deactivation, and continuously variable valve timing, either in V6 form of 4.3L or V8 form of either 5.3L or 6.2L. The trademark ECOTEC has also been used on Opel automobiles which are powered by the following engines produced by PSA PowerTrain:
The National Highway Traffic Safety Administration is investigating reports of alleged engine failures in GM's 6.2-liter L87 V-8, an engine used in a wide variety of trucks and SUVs.
Rather than allow a "high-strung" small-block to fail the heavy-duty truck market, the iron block, lack of both stop-start and cylinder deactivation, longer stroke and rod ratio, lower compression, lesser 87 Octane requirement, greater displacement, forged connecting rods, and forged crankshaft with central counterweights all suggest that the ...
With the unveiling of the 2022 model year Silverado, GM announced a significant revision that stiffened and strengthened the engine allowing for a GM-estimated increased maximum torque rating of 430 lb⋅ft (583 N⋅m) while also improving noise, vibration, and harshness (NVH). [1] Parts are cast at Bedford Casting Operations in Indiana. [2]
The GMT900 is a General Motors full-size pickup and SUV platform used from the 2007 to 2014 model years.The platform was introduced at the 2006 North American International Auto Show, as the replacement for the GMT800 platform.
The second generation of the Chevrolet Silverado is a series of trucks manufactured by General Motors from 2006 until 2013 under the Chevrolet brand, and also under the GMC brand as the GMC Sierra. Overview