The Truth About Cars

JUNE 9, 2023

The infiniti QX80 and GMC Yukon are a little too big, while something like the Acura MDX is a little too small. That unit comes with a 10-speed automatic and should provide a 21 mpg combined EPA-certified economy rating when configured for front-wheel drive. Additionally, the TX is supposed to offer more room for luggage, yielding 20.1

Lexus 98

Lexus Highlander Yukon MPG 98

Green Car Congress

OCTOBER 23, 2014

During EPA testing the DuraDrive DI set a record for efficiency on an eight-cylinder natural gas truck, achieving 23 mpg (10.2 The half-ton CNG upgrade from Nat G comes standard with a 24 gasoline gallon equivalent (gge) natural gas cylinder giving the vehicle a combined natural gas and gasoline range of more than 1,000 highway-miles.

Texas 259

Texas Gas San Antonio Engine 259

Clean Fleet Report

MAY 22, 2021

NOx standards are becoming progressively more stringent for diesel engines, and meeting those standards is increasingly challenging, even for a class-leading, efficient engine like the Cummins X15 HD,” said Scott Bailey, CEO of Tula Technology. That standard is scheduled to drop further in 2027. Attacking the NOx.

Diesel 96

Diesel Emissions Fuel Economy Yukon 96

Green Car Congress

AUGUST 21, 2014

The 8L90, the replacement for the venerable 6L80 six-speed in GM’s lineup, is offered as well as standard on 2015 Chevrolet Silverado, GMC Sierra and GMC Yukon Denali/Yukon XL Denali models equipped with the 6.2L In the 2015 Corvette Stingray, the new 8-speed enables a class-leading 29-mpg (8.1

GM 231

GM Yukon Oil Convert 231