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GMC Sierra Specs

View detailed GMC Sierra specifications in the Truck Trend new truck buyer's guide. Learn more about the new GMC Sierra truck's performance, handling, truckgo space, interior, and more with comprehensive specs.
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2009 GMC Sierra 1500 Short Bed Crew Cab Pickup 2009 GMC Sierra 1500 Short Bed Crew Cab Pickup
Engines: 4.8L V8
Fuel Economy: N/A
2008 GMC Sierra 2500 HD Standard Bed Extended Cab Pickup 2008 GMC Sierra 2500 HD Standard Bed Extended Cab Pickup
Engines: 6.6L V8
Fuel Economy: N/A
2008 GMC Sierra 1500 Standard Bed Regular Cab Pickup 2008 GMC Sierra 1500 Standard Bed Regular Cab Pickup
Engines: 4.3L V6
Fuel Economy: 14/19 mpg
2008 GMC Sierra 3500 Long Bed Regular Cab Pickup 2008 GMC Sierra 3500 Long Bed Regular Cab Pickup
Engines: 6.0L V8
Fuel Economy: N/A
2008 GMC Sierra 1500 Short Bed Crew Cab Pickup 2008 GMC Sierra 1500 Short Bed Crew Cab Pickup
Engines: 4.8L V8
Fuel Economy: 14/19 mpg
2008 GMC Sierra 1500 Long Bed Extended Cab Pickup 2008 GMC Sierra 1500 Long Bed Extended Cab Pickup
Engines: 5.3L V8
Fuel Economy: 15/20 mpg
2008 GMC Sierra 3500 HD Long Bed Crew Cab Pickup 2008 GMC Sierra 3500 HD Long Bed Crew Cab Pickup
Engines: 6.0L V8
Fuel Economy: N/A
2008 GMC Sierra 1500 Standard Bed Extended Cab Pickup 2008 GMC Sierra 1500 Standard Bed Extended Cab Pickup
Engines: 5.3L V8
Fuel Economy: 14/19 mpg
2008 GMC Sierra 2500 HD Long Bed Extended Cab Pickup 2008 GMC Sierra 2500 HD Long Bed Extended Cab Pickup
Engines: 6.6L V8
Fuel Economy: N/A
2008 GMC Sierra Denali Short Bed Crew Cab Pickup 2008 GMC Sierra Denali Short Bed Crew Cab Pickup
Engines: 6.2L V8
Fuel Economy: 12/18 mpg
2008 GMC Sierra 1500 Long Bed Regular Cab Pickup 2008 GMC Sierra 1500 Long Bed Regular Cab Pickup
Engines: 4.3L V6
Fuel Economy: 14/19 mpg
2008 GMC Sierra 3500 HD Long Bed Extended Cab Pickup 2008 GMC Sierra 3500 HD Long Bed Extended Cab Pickup
Engines: 6.6L V8
Fuel Economy: N/A
2008 GMC Sierra 2500 HD Standard Bed Crew Cab Pickup 2008 GMC Sierra 2500 HD Standard Bed Crew Cab Pickup
Engines: 6.6L V8
Fuel Economy: N/A
2008 GMC Sierra 2500 HD Long Bed Crew Cab Pickup 2008 GMC Sierra 2500 HD Long Bed Crew Cab Pickup
Engines: 6.6L V8
Fuel Economy: N/A
2008 GMC Sierra 1500 Short Bed Extended Cab Pickup 2008 GMC Sierra 1500 Short Bed Extended Cab Pickup
Engines: 4.8L V8
Fuel Economy: 14/19 mpg
2008 GMC Sierra 2500 HD Long Bed Regular Cab Pickup 2008 GMC Sierra 2500 HD Long Bed Regular Cab Pickup
Engines: 6.0L V8
Fuel Economy: N/A
2008 GMC Sierra 3500 HD Long Bed Regular Cab Pickup 2008 GMC Sierra 3500 HD Long Bed Regular Cab Pickup
Engines: 6.0L V8
Fuel Economy: N/A

2008 Jeep Wrangler Rubicon: One of the most credible names in 4x4 gets tougher

Posted Today 10:31 AM by Mark Williams
If there's any name synonymous with four-wheel-drive capability, it's Jeep. And if there's any question about which Jeep is the most capable player on the team, there shouldn't be. The Wrangler has long been the ultimate...  more

Highlights that you might have missed the past week

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2008 Nissan Xterra Off Road: Rugged and tough, with a hint of civility

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Reader's Letters: Killing the Manual Transmission

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MT thread of the day: Which would you shed, Pontiac or GMC?
I think GMC could be dropped, although I'm not sure it would do all that much for the bottom line. ... more
GM puts Full Size Trucks On Hold
According to Pickuptruck.com... more
which truck to buy?
The GMC Yukon Denali. Those actually can go 50 miles without having to go back to the shop for a... more
2005 Silverado Z71 1/2 Ton Crew
dfnlknYeah. The GM truck twins are great. We have a Sierra Denali. The 6.0L Vortec realy pulls.... more
Enter Now to win Truck Trends April 2008 Ride of the Month Contest!
Enter your Truck or SUV each month for a chance to win a Truck Trend T-shirt!... more