2008 GMC Sierra Specs

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Summary

The 2008 GMC Sierra redefined truck versatility with its robust construction and enhanced features, making it a favorite among both work crews and outdoor enthusiasts seeking reliable transportation and towing capabilities. Engineered for durability and performance, this model brought improvements in both efficiency and technology, setting a strong foundation for future iterations.

History

Launched in late 2007 as a 2008 model, the GMC Sierra continued GMC’s legacy of producing dependable trucks. This generation marked a significant evolution from previous years by introducing advanced safety features, including adaptive cruise control and lane departure warning systems, alongside refined interior designs and enhanced exterior styling that emphasized modern truck aesthetics. The 2008 model also saw improvements in fuel efficiency and emission standards, aligning with growing environmental concerns and regulatory demands.

Car Culture Around the Vehicle

The 2008 GMC Sierra became deeply embedded in American car culture, particularly celebrated in truck rallies and off-road competitions like the Baja SAE International races. Enthusiasts appreciated its towing capacity and durability, often showcasing the truck in customized builds that highlighted its adaptability from work trucks to recreational vehicles. This model also garnered a following among enthusiasts who valued its customizable features and robust aftermarket support.

Trim Levels and Features

• Extended Cab SL: Entry-level trim with essential features including air conditioning, power windows, and basic audio system.
• Extended Cab SLE: Offers improved comfort features such as leather-trimmed seats and upgraded audio system.
• Extended Cab SLT: Equipped with advanced safety features, including stability control and alloy wheels, along with a sunroof.
• Extended Cab SLE Premium: Features premium leather interiors, navigation system, and premium sound system.

Specifications

Body Style	Horsepower	Transmission	Trim Levels	Engine Type & Size	Horsepower & Torque	Drivetrain	Fuel Type	Fuel Tank Size	MPG (City/Highway)	Dimensions (LxWxH)	Cargo Capacity	Towing Capacity	Safety Ratings	Key Features	Passenger Capacity
EXTENDED CAB	338 hp	Automatic (4-Speed)	SL, SLE, SLT, SLE Premium	V6, 5.3L	338 hp / 365 lb-ft	AWD	Gasoline	22 Gallons	18/22 mpg	187" x 72" x 70"	148 cubic feet	9000 lbs	IIHS Top Safety Pick+	Power Windows, Lumbar Seats, Sunroof (Premium)	6 Passengers

Key Innovations from Previous Year

Compared to its predecessor, the 2008 GMC Sierra introduced several notable changes:

• Enhanced Safety Features: Advanced driver assistance systems became standard in higher trim levels.
• Improved Fuel Economy: Engine refinements led to better fuel efficiency ratings.
• New Body Style Options: Introduction of the Crew Cab configuration for greater versatility.