GM Service Manual Online
For 1990-2009 cars only

Object Number: 1875459  Size: MF

Callout

Component Name

Preliminary Procedure

  1. Drain the cooling system. Refer to Cooling System Draining and Filling .
  2. Disconnect the hybrid system. Refer to Hybrid Battery Service Disconnect/Connect .
  3. Raise and suitably support the vehicle as necessary. Refer to Lifting and Jacking the Vehicle .
  4. Remove radiator opening upper cover. Refer to Radiator Opening Upper Cover Replacement
  5. Remove front fascia. Refer to Front Bumper Fascia Replacement
  6. Remove the front bumper impact bar. Refer to Front Bumper Impact Bar Replacement .
  7. Remove compressor hose/pipe bolt from bracket at top radiator support.
  8. Remove mounting bolts (Qty: 3) from condenser, reposition and support the condenser. Refer to Air Conditioning Condenser Replacement .
  9. Remove radiator inlet and outlet hoses. Refer to Radiator Inlet Hose Replacement , or Radiator Outlet Hose Replacement .
  10. Disconnect transmission oil cooler lines from the radiator.
  11. Remove fan shroud bolts (Qty: 2) and reposition.

1

Radiator Support Bolt (Qty: 2)

Notice: Refer to Fastener Notice in the Preface section.

Tighten
22 N·m (16 lb ft)

2

Radiator

Radiator Replacement Without HP5


Object Number: 1875459  Size: MF

Callout

Component Name

Preliminary Procedure

  1. Drain the cooling system. Refer to Cooling System Draining and Filling.
  2. Disconnect the hybrid system. Refer to Hybrid Battery Service Disconnect/Connect.
  3. Raise and suitably support the vehicle as necessary. Refer to Lifting and Jacking the Vehicle.
  4. Remove radiator opening upper cover. Refer to Radiator Opening Upper Cover Replacement
  5. Remove front fascia. Refer to Front Bumper Fascia Replacement
  6. Remove the front bumper impact bar. Refer to Front Bumper Impact Bar Replacement.
  7. Remove compressor hose/pipe bolt from bracket at top radiator support.
  8. Remove mounting bolts (Qty: 3) from condenser, reposition and support the condenser. Refer to Air Conditioning Condenser Replacement.
  9. Remove radiator inlet and outlet hoses. Refer to Radiator Inlet Hose Replacement , or Radiator Outlet Hose Replacement.
  10. Disconnect transmission oil cooler lines from the radiator.
  11. Remove fan shroud bolts (Qty: 2) and reposition.

1

Radiator Support Bolt (Qty: 2)

Caution: Refer to Fastener Caution in the Preface section.

Tighten
22 N·m (16 lb ft)

2

Radiator

Radiator Replacement With HP5


Object Number: 2158368  Size: MF

Callout

Component Name

Preliminary Procedures

  1. Drain the cooling system. Refer to Cooling System Draining and Filling
  2. Raise and suitably support the vehicle as necessary. Refer to Lifting and Jacking the Vehicle
  3. Remove the radiator inlet hose. Refer to Radiator Inlet Hose Replacement
  4. Remove the radiator outlet hose. Refer to Radiator Outlet Hose Replacement
  5. Remove the transmission fluid auxiliary cooler. Refer to Transmission Fluid Auxiliary Cooler Replacement
  6. Reposition the fan shroud. Refer to Engine Coolant Fan Motor Replacement

1

Radiator Support Bolt (Qty 2)

Caution: Refer to Fastener Caution in the Preface section.

Tighten
22 N·m (16 lb ft)

2

Radiator Support Bracket (Qty 2)

3

Radiator