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EGR has larger cooler to bring more exhaust into the system; First application of new, 32-bit E35 controller, which adjusts and compensates for the fuel flow to bolster efficiency and reduce emissions; LBZ applications: Chevrolet Silverado 2500HD/3500; Chevrolet Kodiak; GMC Sierra 2500HD/3500; GMC TopKick; Chevrolet Silverado/GMC Sierra 2500HD ...
The goal of EGR is thus to reduce NO x production by reducing the combustion temperatures. In modern diesel engines, the EGR gas is usually cooled with a heat exchanger to allow the introduction of a greater mass of recirculated gas. However, uncooled EGR designs do exist; these are often referred to as hot-gas recirculation (HGR).
Drivers whose vehicles are affected by the transmission issue may experience harsh shifting ahead of any wheel problems, according to the automaker. ... GMC customer service at 1-800-462-8782 or ...
6.2L fitted to a 1987 HMMWV. The original 6.2 L (379 cu in) diesel V8 was introduced in 1982 for the Chevrolet C/K and was produced until 1993. The 6.2L diesel emerged as a high-fuel-economy alternative to the V8 gasoline engine lineup, and achieved better mileage than Chevrolet's 4.3L V6 gasoline engine of the 1980s, at a time when the market was focused on power rather than efficiency.
The General Motors 60° V6 engine family is a series of 60° V6 engines produced for both longitudinal and transverse applications. All of these engines are 12-valve cam-in-block or overhead valve engines, except for the LQ1 which uses 24 valves driven by dual overhead cams.
Atlas is a name for a family of modern inline piston engines for trucks from General Motors, used in the GMT355 and GMT360 platforms. The series debuted in 2002 with the Oldsmobile Bravada, and is also used in the Buick Rainier, the Chevrolet TrailBlazer and Colorado, the GMC Envoy and Canyon, the Hummer H3, Isuzu Ascender and i-370, and the Saab 9-7X.
The "all hand-assembled" LS2 SD455 engine was rated at 290 hp (216 kW) at 4000 rpm and 395 lb⋅ft (536 N⋅m) at 3600 rpm. All Pontiac engines included a new EGR system, which delayed the SD-455 program until late into the production year. The shaker decal on the scoop read "SD-455". The 1973 Trans Am introduced "Radial Tuned Suspension".
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