by a body-colored bar similar to the chrome bar found on the GMT800 Tahoe. Both the redesigned Yukon and Tahoe featured a more angular design that gave the vehicles a more upscale appearance than their predecessors. The interior was significantly redesigned as well, features a faux wood trim dashboard with chrome-accented instrument controls. New door panels, as well as new seats, were also added to the interior it still retains its nine-passenger seating availability on LS and SLE models only like the Chevy Suburban and GMC Yukon XL. Highway mileage was improved from to with the addition of Active Fuel Management cylinder deactivation. For 2009, the 6.2 L engine in the Yukon Denali got a power increase to , while a 6.2 L was added as an option for the Tahoe LTZ. A 6-speed 6L80 automatic transmission replaced the 4-speed on all trucks except 2WD models with the 4.8 L engine. The 2011 model has a NHTSA rollover risk of 24.6%, and a lateral roadholding of 0.79g. In 2008, a two mode hybrid was offered with two trim levels, HY1 or HY2. A 6.0L Vortec 6000 with a pair of 80-hp, 184 ft.-lb. torque electric motors was offered. It had a 0.36 to 0.34 drag coefficient from upgraded body panels and a 12V/300V battery system. The hybrid models also included 300V Electric AC, 42V power steering, and LED taillights (only an option from 2008 to 2013). This variant was named the Green Car of the Year for 2008 by Green Car Journal, a decision which was later lampooned during a segment of the BBC series Top Gear. During the 2009 model year, LTZ models had the option of the 6.2L Vortec 6200. The option was dropped after only one model year. 2010 models underwent a mild mid-cycle refresh including a slightly raised bumper, removal of the GM "Mark of Excellence" door badge, revised interior door trim, improved side structure, side torso airbags and optional side blind zone alert. For 2012, the GMC Yukon offered a special Heritage Edition package, featuring unique Heritage Edition exterior badging, embroidered color-keyed carpeted floor mats, embroidered headrests, SLT-2 Equipment Group standard features (such as 10-way memory leather seats and power liftgate), and optional 20-inch wheels. The Heritage Edition added $1,970 to the price of the Yukon and Yukon XL and was offered in three colors, Heritage Blue, White Diamond Tricoat and Onyx Black. The Apprentice