The "Best Buy", GMC Sierra 2005 model got this rating for the large pickup truck class. It generates its power from any of the six engines, including 4300 V6, 4800 V8, 5300 V8, 600 V8, .8100 V8, and Duramax diesel 6600 V8. Sierra comes in Sierra 1500 Series, Sierra Denali, Sierra 1500HD, Sierra 2500HD and Sierra 3500. Each model received GMC Sierra parts that can show impressive power and performance.
In its own concept, General Motors Corporation engineers pickups such as the Sierra with modern auto parts as well as accessory items to completely provide an off-road enthusiast real off-road power. The latest GMC Sierra 1500 Series boasts an automatic locking rear differential, 4-wheel drive with Autotrac, rear seat entertainment system, and factory-installed XM Satellite radio and OnStar. The power of the Denali is being generated from the 600 V8 engine, kicking at 345 horsepower and 380 lb-ft of torque. Its comfort is being enhanced by standard premium Bose audio system with 6-disc CD changer. You can also find leather front bucket seats and 60/40 split folding bench seat. On the other hand, 1500HD's 6000 V8 generates 45 horsepower lower than the Denali's and a torque of only 360 lb-ft. The Sierra 2500HD offers 5-speed automatic transmission which is absent to other Sierras. Aside from that it almost features the same specs as the GMC Sierra 3500 with the exception of available dual rear wheels for the latter.
For real enjoyable ride, GMC Sierra offers bucket-full accessory parts including dual-zone air conditioning, floor consoles that can hold cups and provide additional compartment, and overhead deluxe and mini console, You can as well find electronic cruise control, defogger, door locks, driver information center for monitoring, HomeLink, a universal transmitter, instrumentations, remote keyless entry, door handle activated interior lighting, light-sensitive interior rearview mirror, OnStar sound service, auciliary power outlets, adjustable tilt-wheel steering column, leather-wrapped steering, radio controls mounted on steering wheels, power sunroof, power windows, and visors.
There are also air cleaners, traction assist system, deep tinted rear sliding window, driver and front passenger airbags with passenger sensing system, 4-wheel anti-lock brakes, daytime running lamps with automatic exterior lamp control, chrome tubular assist steps, color-keyed soft tonneau car cover, PASSlock II theft-deterrent system cast aluminum polished wheels, 7-spoke cast aluminum chrome spare wheel and tire, tire carrier lock, bumper, cargo cover, halogen fog lamps, grille, headlamps, recovery hooks, tailgate protection, and wipers.