What's the 2007 Chevy Tahoe power steering fluid type?

The recommended power steering fluid on the 2007 Chevy Tahoe is GM Power Steering Fluid. The part number if You decide to buy it from Your dealership iS89021184. Some of the products that You can use are Prestone Power Steering Fluid or Lubegard Synthetic Power Steering Fluid. The purpose of the power steering fluid is to keep Your power steering system lubricated. What it does is it provides pressure in its system so that when You turn Your wheels, You do with smoothly and with ease. It's rare for power steering fluid to go down in its reservoir but it doesn't hurt to check the level every once in a while.