2006 GMC Sierra 1500 Hybrid SLE1 4x2 Extended Cab 6.6 ft. box 143.5 in. WB

Overview

The GMC Sierra 1500 Hybrid is a gas/electric version of the regular combustion engine 1500. Available only in some states the Sierra 1500 Hybrid, with its unique starter/generator combined with its Vortec 5300 5.3L V-8, offers up to a 10 percent improvement in fuel economy while delivering the same 295 horsepower and 335 pound-feet of torque as any other Sierra with the 5300 Vortec engine. There are no significant changes for 2006.