2008 GMC SIERRA PDF Owner's Manuals
Frequently Asked Questions
The GMC Sierra 2008 is available with a 4.8L V8, 5.3L V8, and 6.0L V8 engine.
The GMC Sierra 2008 has an EPA estimated fuel economy of 15 mpg city and 20 mpg highway.
Yes, the GMC Sierra 2008 has a towing capacity of up to 8,500 lbs.
Yes, the GMC Sierra 2008 is available with a 4-wheel drive option.
The GMC Sierra 2008 has a payload capacity of up to 1,945 lbs.
No, the GMC Sierra 2008 is only available with an automatic transmission.
No, the GMC Sierra 2008 does not have a diesel engine option.
No, the GMC Sierra 2008 does not have a sunroof option.
No, the GMC Sierra 2008 does not have a navigation system.
No, the GMC Sierra 2008 does not have a rearview camera.
No, the GMC Sierra 2008 does not have a power liftgate.
No, the GMC Sierra 2008 does not have a heated steering wheel.