GM Service Manual Online
For 1990-2009 cars only

Radiator Surge Tank Inlet Hose/Pipe Replacement LP1, LY7

Tools Required

J 38185 Hose Clamp Pliers

Removal Procedure


    Object Number: 785752  Size: SH
  1. Position J 38185 to the clamp in order to remove the surge tank inlet hose (2) from the surge tank (1).

  2. Object Number: 791054  Size: SH
  3. Remove the inlet hose from the clips on the air cleaner housing.
  4. Remove the inlet hose tee from the power steering fluid reservoir.

  5. Object Number: 1319084  Size: SH
  6. Position J 38185 to the clamp in order to remove the surge tank inlet hose from the radiator.
  7. Position the J 38185 to the clamp in order to remove the surge tank inlet hose from the throttle body assembly.
  8. Remove the surge tank inlet hose from the vehicle.

Installation Procedure


    Object Number: 1319084  Size: SH
  1. Position the J 38185 to the clamp in order to connect the surge tank inlet hose to the throttle body assembly.
  2. Position J 38185 to the clamp in order to connect the surge tank inlet hose to the radiator.

  3. Object Number: 791054  Size: SH
  4. Install the inlet hose tee to the power steering fluid reservoir.
  5. Install the inlet hose to the clips on the air cleaner housing.

  6. Object Number: 785752  Size: SH
  7. Route the surge tank inlet hose under the hood assist rod support.
  8. Position the J 38185 to the clamp in order to connect the surge tank inlet hose (2) to the surge tank (1).

Radiator Surge Tank Inlet Hose/Pipe Replacement LS2

Tools Required

J 38185 Hose Clamp Pliers

Removal Procedure

  1. Partially drain the cooling system. Refer to Cooling System Draining and Filling .

  2. Object Number: 1213001  Size: SH
  3. Position J 38185 to the clamp in order to remove the surge tank inlet hose from the surge tank.

  4. Object Number: 1357678  Size: SH
  5. Position J 38185 to the clamp in order to remove the surge tank inlet hose from the radiator.

  6. Object Number: 1342429  Size: SH
  7. Position the J 38185 to the clamp in order to remove the surge tank inlet hose from the throttle body assembly.
  8. Remove the surge tank inlet hose from the vehicle.

Installation Procedure


    Object Number: 1342429  Size: SH
  1. Position the J 38185 to the clamp in order to connect the surge tank inlet hose to the throttle body assembly.

  2. Object Number: 1357678  Size: SH
  3. Position J 38185 to the clamp in order to connect the surge tank inlet hose to the radiator.

  4. Object Number: 791054  Size: SH
  5. Position the surge tank inlet hose to the retaining feature of the air cleaner assembly.

  6. Object Number: 1213001  Size: SH
  7. Route the surge tank inlet hose under the hood assist rod support.
  8. Position J 38185 to the clamp in order to connect the surge tank inlet hose to the surge tank.
  9. Fill the cooling system. Refer to Cooling System Draining and Filling .