GMC Sierra 1978 Used Manual Gasoline For sale, GMC model 1978, 454 engine. Registration and inspection are valid. The air conditioner has been changed to a 7-piston Seiko and cools very well, ماشاء الله تبارك. I worked on the interior, and it cost over 15,000, mostly from AMD and LMC TRUCK America. Some parts have not been installed yet. Note: The left exhaust pipe emits white smoke. Urgent sale, the price is 58, negotiable reasonably. For contact: ( Phone number appears when clicking the contact button )