2. Place a drain pan under the front of the vehicle and disconnect the power steering hoses from the cooler (see illustration). Cap the coolant hoses to prevent clogging of the system.
23.2. Remove the clamps and disconnect the hoses from the power steering cooler
3. Unscrew the mounting bolts from the radiator bracket and remove the cooler (see illustration).
23.3. Unscrew the cooler mounting bolts
4. Installation is carried out in the reverse order of removal. Tighten the cooler mounting bolts to the specified torque.
5. Fill the power steering reservoir with the appropriate fluid (see chapter 1) and pump up the system (see subsection 24).
(The article was borrowed from the website: chevyman.ru)