And for those with a thirst for power (and towing capacity) the 6.0 - liter
with Active Fuel Management and variable valve timing is a gem.
Coming later in the year is a powerful, new all - aluminum 6.0 L V - 8 with variable valve timing, as well
as Active Fuel Management.
ENGINE 5.3 L FLEXFUEL ECOTEC3 V8 WITH
ACTIVE FUEL MANAGEMENT DIRECT INJECTION AND VARIABLE VALVE TIMING includes aluminum block construction with Flex Fuel capability capable of running on unleaded or up to 85 % ethanol (355 hp [265 kW] @ 5600 rpm 383 lb - ft of torque [518 Nm] @ 4100 rpm; more than 300 lb - ft of torque from 2000 to 5600 rpm)(STD)
Also available with a Flex Fuel option, this unit makes use
of active fuel management technology to turn in fuel economy numbers of 14 miles per gallon around town and 20 miles per gallon on the highway.
The 5.3 L V8 sports the impressive
active fuel management feature that deactivates four of the eight cylinders and propels the vehicle on just four cylinders in instances where extra power is not needed.
Mechanically identical to the Cadillac Escalade Hybrid as well as the standard Yukon Hybrid, the Yukon Denali Hybrid receives the automaker's 6.0 - liter V8 with
Active Fuel Management cylinder shut - off and two electric motors packaged in the transmission capable of powering the SUV's electronics at stop and at low speeds.
Also on tap as options are the Flex Fuel version of the 5.3 as well as two different versions of a 6.0 liter, 366 horsepower 8 - cylinder, one of which
uses active fuel management and one of which doesn't.
ENGINE VORTEC 6.2 L VARIABLE VALVE TIMING V8
SFI ACTIVE FUEL MANAGEMENT with E85 FlexFuel capability (403 hp [300.5 kW] @ 5700 rpm 417 lb - ft of torque [562.9 N - m] @ 4300 rpm)(STD)
All of the Sierra's V8 engines can run on E85, and the 5.3 - liter V8
includes Active Fuel Management cylinder deactivation technology for maximum fuel efficiency.
This improves low - rpm torque and high - rpm horsepower, while working with
Active Fuel Management ™ to bolster fuel economy.
This GMC includes: ENGINE, VORTEC 5.3 L V8 SFI FLEXFUEL WITH
ACTIVE FUEL MANAGEMENT Flex Fuel Capability 8 Cylinder Engine * Note - For third party subscriptions or services,...
Though still in development, Tula claims a 15 - percent improvement on fuel economy over V - 8 engines with GM's cylinder deactivation technology
called Active Fuel Management.
(Chevrolet is offering a progression of
Active Fuel Management on its 5.3 L and 6.2 L V8s — fully - variable digital cylinder deactivation technology called Dynamic Fuel Management, earlier post.)
The L99 features the fuel -
saving Active Fuel Management System, which saves fuel by shutting down half of the engine's cylinders during certain light - load driving conditions, such as highway cruising.
A standard 5.3 - liter V8 engine with direct injection and
Active Fuel Management provides 355 hp and fuel economy of 23 mpg on the highway in the 2017 Chevy Suburban.
SS versions have a 6.2 - liter, 400 - horsepower V8 with
Active Fuel Management for models with the automatic transmission, or a 6.2 - liter, 426 - horsepower V8.
Active fuel management keeps it fuel efficient by shutting down cylinders when they aren't needed, while the Performance Traction Management allows the driver to tailor traction to surface composition and conditions
Also included are all actuators and electrical components internal to the engine (e.g.,
Active Fuel Management Valve Lifter Oil Manifold), cylinder head, block, timing gears, timing chain, timing cover, oil pump / oil pump housing, OHC carriers, valve covers, oil pan, seals, gaskets, manifolds, flywheel, water pump, harmonic balancer, engine mount, turbocharger, and supercharger.
Active Fuel Management cyli
With the new gearbox and
seamless Active Fuel Management cylinder deactivation system allowing the engine to operate in eight - or four - cylinder modes, the drivetrain combo is estimated to return 14 mpg in the city and 21 mpg on the highway.
For Stingrays equipped with the seven - speed manual transmission, Eco mode
enables Active Fuel Management, which disables four of the cylinders for improved fuel economy during light engine loads.
chevy truck forum → Lifter recall on 2007 + gm with
active fuel management → 2007 suburban 5.3 l oil pressure drops, warning sounds → Chevygmc afm cylinder deactivation excessive oil → My truck has the infamous 5.3 l oil consumption problem →
But this isn't some simple «dump fuel, make go» powerplant — Chevrolet
added Active Fuel Management that halves the number of firing cylinders when merely traveling from A to B. With a seven - speed manual gearbox and the engine set to «Eco,» 30 mpg is achievable on the highway.
LTZ PLUS PACKAGE includes (JF4) power adjustable pedals, (UQA) Bose premium audio system, (UD5) Front and Rear Park Assist and (UVD) heated leather steering wheel, ENGINE, 5.3 L ECOTEC3 V8 WITH
ACTIVE FUEL MANAGEMENT AFFORDABILITY CARFAX 1 - Owner All prices include all applicable rebates and incentives.
The 5.3 - liter EcoTec 3 V8 engine with direct injection, variable valve timing, and
active fuel management make it the most reliable, powerful, and economical truck on the road.