The demand and interest in the redesigned Tahoe has also translated into a 108 percent sales spike since it went on sale in February 2014, with most dealers reporting the units being sold within 17 days after they arrive on the dealership lots, with most customers opting for the fully optioned LTZ model, making it one of Chevrolet's fastest-selling vehicles in 2014 along with Suburban, who posted higher sales and quicker inventory turnovers.<ref>[http://gmauthority.com/blog/2014/05/chevrolet-says-demand-for-2015-suburban-and-tahoe-higher-than-expected/ "Chevrolet Says Demand For 2015 Suburban And Tahoe Higher Than Expected"] from GM Authority (May 7, 2014)</ref>
=== 2015 mid-year update ===
The Tahoe received 4G LTE, WiFi, and Siri capability, a new color palette, Brownstone Metallic, and added a hands-free power liftgate feature that is standard on LTZ, but included on LT with the optional Luxury Package. The MyLink with Navigation feature became standard on the LTZ trim, while E85 capability is removed from retail orders<ref>but remained available for fleet orders.[http://gmauthority.com/blog/2014/10/model-year-2015i-chevy-tahoe-suburban-get-a-bevy-of-technology-equipment-updates/ "Model Year 2015i Chevy Tahoe, Suburban Get A Bevy Of Technology & Equipment Updates"] from GM Authority (October 24, 2014)</ref>
The Yukon, in addition to receiving the aforementioned features, sees the 6.2-liter EcoTec3 V8 engine being updated with the new 8L90E eight-speed automatic transmission for the interim model year, allowing it to improve fuel economy.<ref>[http://gmauthority.com/blog/2014/11/gmc-gets-official-with-2015i-technology-equipment-updates-for-yukon-denali-and-denali-xl/ "GMC Gets Official With 2015i Technology & Equipment Updates For Yukon Denali And Denali XL"] from GM Authority (November 6, 2014)</ref>
A body-colored painted Shark Fin antenna was added with the 2015 mid-year refresh for all models.
