<p>The 2005 GMC Envoy is a full-size SUV offered in SLE, SLT and Denali trims, with your choice of two or four wheel drive. In addition to a spacious interior with passenger capacity for up to five and plenty of cargo room, the Envoy is equipped with engines that range from a 275 horsepower 4.2-liter inline 6-cylinder to a 300 horsepower 5.3-liter gas-powered V8 in the Denali edition. A 4-speed overdrive-enabled automatic transmission comes standard. The Envoy comes equipped with auto climate control, cruise control, full power accessories, lumbar seats and navigation.</p>