GM Service Manual Online
For 1990-2009 cars only

Radiator Surge Tank Outlet Hose/Pipe Replacement L47

Tools Required

    • J 37097-A Hose Clamp Remover/Installer
    • J 38185 Hose Clamp Pliers

Removal Procedure

  1. Partially drain the engine coolant. Refer to Cooling System Draining and Filling .

  2. Object Number: 517969  Size: SH
  3. Position the J 37097-A (3) to the clamp in order to remove the surge  tank outlet hose (2) from the surge tank (1).

  4. Object Number: 517966  Size: SH
  5. Position the J 38185 (3) to the clamp in order to remove the surge  tank outlet hose (1) from the heater pipe (2).

  6. Object Number: 517964  Size: SH
  7. Remove the 2 push nuts (2) attaching the surge tank outlet hose (1) to the cowl panel.
  8. Remove the surge tank outlet hose (1) from vehicle.

Installation Procedure


    Object Number: 517964  Size: SH
  1. Position the surge tank outlet hose (1) over the studs at the cowl panel.
  2. Install the 2 push nuts (2) attaching the surge tank outlet hose (1) to the cowl panel.

  3. Object Number: 517966  Size: SH
  4. Position the J 38185 (3) to the clamp in order to connect the surge tank outlet hose (1) to the heater pipe (2).

  5. Object Number: 517969  Size: SH
  6. Position the J 37097-A (3) to the clamp in order to connect the surge tank outlet hose (2) to the surge tank (1).
  7. Fill the cooling system. Refer to Cooling System Draining and Filling .