GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Place drain pan under vehicle under cooler.
  2. Drain engine coolant from engine.

  3. Object Number: 354416  Size: MH
  4. Remove power steering gear outlet hoses (3) and clips from cooler (1).
  5. Remove hose clamps from radiator hoses at cooler (1).
  6. Remove radiator hoses from cooler (1).
  7. Remove cooler (1) from radiator support bracket.

Installation Procedure


    Object Number: 354416  Size: MH
  1. Install cooler (1) to radiator support bracket.
  2. Important: Ensure that the cooler is installed with the "ENGINE" marking pointed toward the engine and the "RADIATOR" marking pointing toward the radiator (drivers side of the vehicle).

    Alignment marks on cooler should align with alignment marks on radiator hoses so cooler is properly positioned (Power steering circuit outlets pointing straight down).

  3. Install radiator hoses to cooler (1).
  4. Install radiator hose clamps to radiator hoses at cooler.
  5. Install the power steering gear outlet hoses (3) and clips to the cooler (1).
  6. Refill engine with coolant.
  7. Refill and bleed power the power steering system. Refer to Power Steering System Bleeding .