in the 2002 Liberty. Classed as a truck-based SUV, the WH/WK Grand Cherokee offers "crossover" refinement, capability, and NVH. The 2007 Jeep Grand Cherokee made its European debut at the Euro Camp Jeep in Ardèche, France. This Jeep has gained 4 stars in the Euro NCAP crash safety tests conducted in 2005. The Grand Cherokee received a minor facelift for 2008 with revised headlights and available High-Intensity Discharge (HID) Headlamps with auto-leveling. The lower portion of the front bumper was still removable as it was from launch to increase the approach angle for off-road use. The 4.7 L was refined, now producing , and . The 2009 Jeep Grand Cherokee is available with an improved 5.7 L Hemi engine rated at and of torque. The engine uses variable valve timing to increase fuel economy. Engines Fourth generation (WK2; 2011) The fourth-generation WK2 Grand Cherokee went on sale in summer 2010 as a 2011 model. It was unveiled at the 2009 New York Auto Show. In 2009, during its development, Chrysler management used it as an example of future products to convince United States, federal regulators of Chrysler's future viability, for the purpose of requesting a federal loan. This culminated in the Chrysler Chapter 11 reorganization that same year. Like previous generations, the WK2 Grand Cherokee chassis is a steel unibody. Unlike previous generations, it features four-wheel independent suspension for better on-road handling. The WK2 and 2011 Durango use a Chrysler-designed and engineered platform/chassis that Mercedes-Benz later used for the Mercedes-Benz W166 series. The Chrysler-designed platform was part of the DaimlerChrysler engineering projects that were to launch the WK2 Grand Cherokee with the Mercedes-Benz ML to follow. Engine choices include the all-new 3.6 L Pentastar V6 and 5.7 L Hemi V8. The Hemi V8 retains the Multiple Displacement System (MDS) that shuts down four cylinders in low-power driving situations. The V8 included a multi-speed automatic transmission featuring Electronic Range Selection (ERS) to manually limit the high gear operating range. Trailer towing is rated for Hemi models and for Pentastar models. A 3.0 L turbocharged diesel V6 developed and built by Fiat Powertrain Technologies and VM Motori (with Multijet II injection) rated at and of torque offered in export markets from mid-2011. The new 3.0 L CRD turbodiesel engine is available in European markets as low-power version. The new Grand Cherokee SRT8, which started production on July 16, 2011, is equipped with