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HOMESERVICE MANUALSISUZU2006ASCENDER S, 5.3 M, 4WDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 428 (ENGINE COOLING SYSTEM)REPAIR INSTRUCTIONSRADIATOR REPLACEMENT (LH6, LS2)REMOVAL PROCEDURE
2006 Isuzu Ascender S, 5.3 M, 4WD

Removal Procedure

2006 Isuzu Ascender S, 5.3 M, 4WDSECTION Removal Procedure
WARNING: This page is about a different car, the 2008 Isuzu Ascender, 2008 GMC Envoy, and 2008 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
  1. Drain the coolant from the radiator. Refer to Cooling System Draining and Filling (LL8)  or Cooling System Draining and Filling (LH6, LS2) .
  2. Remove the lower radiator support shield, if equipped. Refer to Radiator Support Shield Replacement .
    3. Fig 1: View Of Radiator Hose
    GM750179Courtesy of GENERAL MOTORS CORP.
  3. Remove the transmission cooler lines from the radiator. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection for the 4L60-E/4L65-E transmission.
  4. Reposition the outlet radiator hose clamp using J 38185  . See Special Tools .
  5. Remove the outlet radiator hose (1) from the radiator.
  6. Lower the vehicle.
    7. Fig 2: Identifying Radiator Inlet Hose
    GM1670247Courtesy of GENERAL MOTORS CORP.
  7. Reposition the inlet radiator hose clamp using J 38185  . See Special Tools .
  8. Remove the inlet radiator hose from the radiator.
  9. Remove the cooling fan and shroud. Refer to Cooling Fan and Shroud Replacement .
  10. Remove the air inlet grille. Refer to Air Inlet Grille Panel Replacement (Envoy, TrailBlazer) .
    11. Fig 3: View Of Coolant Recovery Line
    GM1670240Courtesy of GENERAL MOTORS CORP.
  11. Remove the coolant recovery line from the radiator.
    12. Fig 4: Identifying Upper Radiator To Condenser Bolt
    GM1670513Courtesy of GENERAL MOTORS CORP.
  12. Remove the upper radiator to condenser bolts.
  13. Lift upward on the condenser to remove from the radiator retaining tab.
  14. Remove the radiator.
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.