We'll have more on this car later, but for if the Buick
LaCrosse eAssist is of interest to you, you can read a more thorough dissertation in our 2012 full review of the same basic car.
The 2013 Buick
LaCrosse eAssist is somewhat unique in the world of hybrid cars, as it's what is termed a «mild» hybrid design.
As for high - tech gear,
the LaCrosse eAssist offers all the gizmos and gadgets expected in a luxury automobile.
To help juice up this trend, and also appeal to entirely new buyers (read green and trendy), Buick is offering a green machine, the 2012
LaCrosse eAssist.
Even though
the LaCrosse eAssist is coming at a time when automakers are pushing toward greater degrees of electrification — and Honda for one is trying to engineer itself out of a mild hybrid approach that precludes plugging in — this lower cost type of hybrid technology deserves a place in the hybrid family.
As a result of its electric helper, the Buick
LaCrosse eAssist can achieve 25 city / 36 hwy.
But unlike a full hybrid, the Buick
LaCrosse eAssist can't propel itself on electricity alone.
Speaking of miles per gallon,
the LaCrosse eAssist is EPA rated at an impressive 25/36 mpg.
Not exact matches
Even the ’12 Buick
LaCrosse with
eAssist, a mild hybrid that trumps many rivals in fuel economy, becomes less compelling, rated at 25/37 mpg (9.4 - 6.3 L / 100 km).
Buick
LaCrosse and Buick Regal
eAssist Buick's mid-size sedans both receive a «mild» hybrid system for 2012.
New for 2018, the regular
LaCrosse comes standard with a 2.5 - liter four - cylinder gas engine with
eAssist light electricfication, producing a total of 194 hp.
The Buick
LaCrosse (number six, 59 percent) now offers
eAssist mild hybrid technology, and the Lincoln MKZ is rumored to receive a serious update as part of Lincoln's across - the - board upgrades.
GM has used the
eAssist accessory - drive hybrid technology before, in cars like the Chevrolet Malibu, Buick Regal, Buick
LaCrosse, and Chevrolet Impala.
New for the 2012 model year, the Buick
LaCrosse now employs General Motor's
eAssist mild hybrid drivetrain.
The
eAssist system on the Buick
Lacrosse allows the engine to shut down fuel delivery in certain deceleration situations, or at a stop, which saves additional fuel.
This Regal joins the 2012
LaCrosse as the second Buick to feature the
eAssist technology, which uses a state - of - the - art lithium - ion battery system together with an electric induction motor - generator and regenerative braking to improve fuel economy.
As with the
LaCrosse with
eAssist and other GM mild hybrids, the electric induction motor - generator replaces the alternator and provides both motor assist and electric - generating functions through a unique engine belt - drive system.
Now equipped with a standard
eAssist hybrid powertrain, the 2018 Buick
LaCrosse maximizes space while also maximizing efficiency.
Buick also entered the hybrid market with the introduction of
eAssist technology on the 2012
LaCrosse and Regal which helped improve fuel economy ratings by as much as 38 % over the regular gas - engine versions.
The big news however, is that V6 models receive a new 9 - speed automatic transmission, and the
eAssist hybrid model makes a return to the
Lacrosse lineup.
The Buick
LaCrosse comes standard with the
eAssist hybrid drivetrain.
Buick is adding a new electrified model to the 2018 Buick
LaCrosse lineup with the release of the new
eAssist hybrid version.
It has a 9 percent increase in overall torque and the newest
eAssist system has been re-packaged to maintain the
LaCrosse's fold - down rear seat.
Even though
eAssist is similar in principle to the very mild belt - alternator - starter (BAS) hybrid system first used on the 2007 Saturn Vue Green Line and 2009 Chevrolet Malibu Hybrid, you won't find the hybrid badge on the
LaCrosse that adorned those earlier vehicles.
There's been a lot of debate — mostly trash talk — about whether or not
eAssist is a mild - or micro-hybrid, some comparing the
LaCrosse and the now defunct Honda Accord Hybrid.
The new
eAssist system combines an electric motor with a 2.5 L four - cylinder engine to give the
LaCrosse a 19 percent increase in city fuel economy compared to the V6 powered
LaCrosse.
While the 2012
LaCrosse's cabin has more than generous space, the
eAssist version takes a hit on cargo room.
However simple the
eAssist hybrid system is, it has impressive fuel economy gains and reduces emissions and, when paired with the Buick
LaCrosse, there's no additional cost.
The
eAssist system doles out better fuel mileage with its estimated 25/37 in the
LaCrosse versus 24/32 in the killed - off Accord.
Under the
LaCrosse hood, the new
eAssist teams up with a 182 - horsepower 2.4 - liter direct injection four - cylinder engine that generates 172 pounds - feet of torque.
GM has unveiled the 2012 Buick
LaCrosse with
eAssist, which increases the fuel economy of the 2.4 L
LaCrosse by 25 percent.
In the
LaCrosse with
eAssist, the engine is rated at approximately 180 horsepower (134 kW) and the next - generation Hydra - Matic 6T40 takes transmission technology to the next level with features designed to enhance powertrain efficiency.
The
eAssist system works with
LaCrosse's direct injected 2.4 L Ecotec four - cylinder and next - generation six - speed automatic powertrain combination.
With the new standard 2.5 L
eAssist powertrain, the 2018
LaCrosse will have a $ 2,500 lower base price, which now starts from $ 30,490.
Besides the addition of the
eAssist system, other updates for the 2018 Buick
LaCrosse include an all - new nine - speed automatic transmission for V6 - powered models, as well as the availability of the AWD system with active twin clutch on the Essence trim level.
LOS ANGELES — Buick unveils the 2012
LaCrosse with
eAssist, ™ a new fuel - saving technology that increases fuel economy by 25 percent compared to the four - cylinder / six - speed powertrain in the 2011
LaCrosse.
Buick is trying to boost the appeal its
LaCrosse flagship sedan with the addition of a new 2.5 - liter four - cylinder gasoline engine with standard
eAssist light electrification system for the 2018 model year.
«
LaCrosse was the first in its segment with a four - cylinder / six - speed powertrain, the first with HiPer Strut and is now is leading the way with the new standard
eAssist technology,» said Schwegman.
Thanks to the new
eAssist the 2.4 L Buick
LaCrosse gets an estimated 25 mpg in the city and 37 mpg on the highway.
LaCrosse with
eAssist includes an ECO gauge on the instrument panel that continuously responds to driving behavior, enabling the driver to drive with maximum efficiency.
The
eAssist system becomes the standard powertrain on
LaCrosse starting next summer.
«Importantly,
LaCrosse with
eAssist is the standard powertrain for four - cylinder - equipped models and there isn't a cost premium.»
Actually it started in 2005, but regardless, the real world use, I am sure, has paid for itself in the development of the very good
eAssist system (37 mpg and V6 performance in the Malibu and
LaCrosse) and other Hybrid technology.
As aforementioned, in terms of fuel - efficiency, the Buick
LaCrosse Hybrid comes with 4.7 liters for every 100 km / h, which is a 35 percent improvement than the
LaCrosse with
eAssist technology.
The new
LaCrosse will continue with either the 2.4 - liter four - cylinder engine with
eAssist or the 304 - hp 3.6 - liter V6.
Having driven the four - cylinder,
eAssist version of the
LaCrosse, I found that power train adequate for the
LaCrosse and capable of much better fuel economy.
Standard power for
LaCrosse is GM's
eAssist system that combines a 2.5 - liter four - cylinder gas engine with a compact electric motor for a total of 194 horsepower.
In Consumer Guide ® testing, a 4 - cylinder /
eAssist LaCrosse averaged 27.5 mpg, a great result given the car's size and heft.
The
LaCrosse was redesigned for 2017 and gets a new base powertrain this year — a mild - hybrid «
eAssist» 2.5 - liter 4 - cylinder engine that teams with a compact electric motor and lithium - ion battery pack for a total output of 194 horsepower.
The new standard 2.5 L four - cylinder with
eAssist is the perfect complement to the powerful V - 6 that launched on the 2017
LaCrosse last September.