2017 GMC Sierra eAssist Hybrid: Everything You Ever Wanted to Know

( http://www.TFLtruck.com ) 2017 GMC Sierra 1500 eAssist Hybrid: Everything you ever wanted to know. ( http://www.patreon.com/tflcar ) Please visit to support TFLcar & TFLtruck. Check us out on: Facebook: ( https://www.facebook.com/tfltruck ) Twitter: ( https://www.twitter.com/tfltruck ) and now even Truck Videos on YouTube at: The Fast Lane Truck ( http://www.youtube.com/user/tflcar ) and classic cars as well at: TFLClassics ( http://www.youtube.com/user/ClassicsUnleashed )