GMC Sierra 2010 Used Automatic Gasoline 4WD Peace, mercy, and blessings of God be upon you. GMC Sierra 2010 - The engine is 6.2 aluminum with a high-pressure Melling oil pump. The engine is expensive, and those who understand will know. - The body is fully painted, according to the owner, for cleanliness, except for the front right fender. - It has an Airaid intake. - Full headers. Note - Most of the car's issues have been addressed, from the fuel pump to the water pump. Most consumables have been replaced.