GM Service Manual Online
For 1990-2009 cars only

Radiator Inlet Hose Replacement LY7


Object Number: 1872281  Size: MF

Callout

Component Name

Preliminary Procedures

  1. Drain the cooling system. Refer to Cooling System Draining and Filling.
  2. Remove radiator opening upper cover.

1

Radiator Inlet Hose Clamp (Qty: 2)

2

Radiator Inlet Hose

Radiator Inlet Hose Replacement LZ4


Object Number: 1872287  Size: MF

Callout

Component Name

Preliminary Procedures

Drain the cooling system. Refer to Cooling System Draining and Filling.

1

Radiator Inlet Hose Clamps (Qty 2).

2

Radiator Inlet Hose.

Radiator Inlet Hose Replacement LAT


Object Number: 1872293  Size: MF

Callout

Component Name

Preliminary Procedures

  1. Drain the cooling system. Refer to Cooling System Draining and Filling.
  2. Remove radiator opening upper cover.

1

Radiator Inlet Hose Clamps (Qty: 2)

2

Radiator Inlet Hose

Radiator Inlet Hose Replacement LE5


Object Number: 1872301  Size: MF

Callout

Component Name

Preliminary Procedures

Drain the cooling system. Refer to Cooling System Draining and Filling.

1

Radiator Intlet Hose Clamps (Qty 2).

2

Radiator Inlet Hose.

Radiator Inlet Hose Replacement HP5

Special Tools

J 38185 Hose Clamp Pliers

Removal Procedure

  1. Drain the coolant. Refer to Cooling System Draining and Filling
  2. Remove the fuel injector sight shield. Refer to Fuel Injector Sight Shield Replacement
  3. Remove the radiator opening upper cover. Refer to Radiator Opening Upper Cover Replacement
  4. Remove the front end guard. Refer to Front End Guard Replacement
  5. Remove the radiator vent inlet hose from the radiator inlet hose. Refer to Radiator Vent Inlet Hose Replacement

  6. Object Number: 2154431  Size: SH
  7. Using J 38185 Hose Clamp Pliers disengage the tension on the hose clamp (1) and remove the radiator inlet hose (2) from the radiator.

  8. Object Number: 2154430  Size: SH
  9. Using J 38185 Hose Clamp Pliers disengage the tension on the hose clamp (1) and remove the radiator inlet hose (2) from the engine.
  10. Remove the radiator inlet hose from the vehicle.

Installation Procedure


    Object Number: 2154430  Size: SH

    Note: Lubricate the inside diameters of the hoses with clean coolant prior to installation.

  1. Install the inlet radiator hose into the vehicle.
  2. Using J 38185 Hose Clamp Pliers disengage the tension on the hose clamp and install the radiator inlet hose to the engine.

  3. Object Number: 2154431  Size: SH
  4. Using J 38185 Hose Clamp Pliers disengage the tension on the hose clamp and Install the radiator inlet hose to the radiator.
  5. Install the radiator vent inlet hose from the radiator inlet hose. Refer to Radiator Vent Inlet Hose Replacement
  6. Install the front end guard. Refer to Front End Guard Replacement
  7. Install the radiator opening upper cover. Refer to Radiator Opening Upper Cover Replacement
  8. Install the fuel injector sight shield. Refer to Fuel Injector Sight Shield Replacement
  9. Fill the coolant. Refer to Cooling System Draining and Filling