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HOMESERVICE MANUALSISUZU2006ASCENDER S, 5.3 M, 4WDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 596 (ENGINE COOLING SYSTEM)REPAIR INSTRUCTIONSRADIATOR REPLACEMENT (LH6, LS2)INSTALLATION PROCEDURE
2006 Isuzu Ascender S, 5.3 M, 4WD

Installation Procedure

2006 Isuzu Ascender S, 5.3 M, 4WDSECTION Installation Procedure
WARNING: This page is about a different car, the 2009 GMC Envoy and 2009 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Identifying Upper Radiator To Condenser Bolt
    GM1670513Courtesy of GENERAL MOTORS CORP.
  1. Install the radiator.
  2. Install the condenser to the radiator retaining tab.
    3. CAUTION: Refer to Fastener Caution .
  3. Install the bolts retaining the condenser to the radiator.

    Tighten:  Tighten the bolts to 28 N.m (21 lb ft).

    4. Fig 2: View Of Coolant Recovery Line
    GM1670240Courtesy of GENERAL MOTORS CORP.
  4. Install the coolant recovery line to the radiator.
  5. Install the air inlet grille. Refer to Air Inlet Grille Panel Replacement .
  6. Install the cooling fan and shroud. Refer to Cooling Fan and Shroud Replacement .
    7. Fig 3: Identifying Radiator Inlet Hose
    GM1670247Courtesy of GENERAL MOTORS CORP.
  7. Install the inlet radiator hose to the radiator.
  8. Reposition the inlet radiator hose clamp using J 38185  . See Special Tools .
  9. Raise the vehicle.
    10. Fig 4: View Of Radiator Hose
    GM750179Courtesy of GENERAL MOTORS CORP.
  10. Install the outlet radiator hose (1) to the radiator.
  11. Reposition the outlet radiator hose clamp (1) using J 38185  . See Special Tools .
  12. Connect the transmission cooler lines to the radiator. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection for the 4L60-E/4L65-E transmission.
  13. Install the lower radiator support shield, if equipped. Refer to Radiator Support Shield Replacement .
  14. Lower the vehicle.
  15. Fill the cooling system. Refer to Cooling System Draining and Filling (LL8)  or Cooling System Draining and Filling (LH6, LS2) .
RENDER: 1.0x

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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.