
The 2014 Chevrolet Silverado (left) and GMC Sierra (right).
General Motors has released official EPA fuel economy results for its all-new 2014 Chevrolet Silverado and GMC Sierra pickup trucks. GM said the 2WD Silverado models can achieve up to an EPA-estimated 23 mpg highway, and the 4x4 models can achieve 22 mpg highway, when equipped with the 5.3L EcoTec3 V-8. The brand said Silverado Crew Cab models will receive this engine.
The GMC Sierra can achieve an EPA-estimated 23 mpg highway, 16 city, for the 2WD model, and 22 highway, 16 city, for the 4x4 model. On the Sierra, the 5.3L V-8 is an $895 option.






