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HOMESERVICE MANUALSCHEVROLET2008CHEVY EXPRESS G3500, VAN PASSENGER EXTENDEDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 776 (POWER STEERING SYSTEM)REPAIR INSTRUCTIONSPOWER STEERING FLUID COOLER REPLACEMENT (WITH HYDROBOOST)INSTALLATION PROCEDURE
2008 Chevrolet Chevy Express G3500, Van Passenger Extended

Installation Procedure

2008 Chevrolet Chevy Express G3500, Van Passenger ExtendedSECTION Installation Procedure
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2011 GMC Yukon XL, 2011 GMC Yukon, 2011 Chevrolet Tahoe, 2011 Chevrolet Suburban, and 2011 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Power Steering Cooler To Core Support
    GM686121Courtesy of GENERAL MOTORS CORP.
  1. Install the power steering fluid cooler (1) to the vehicle.
    2. CAUTION:

    Refer to Fastener Caution .

  2. Install the power steering fluid cooler bolts (2).

    Tighten 

    Tighten the bolts to 9 N.m (80 lb in).

    3. Fig 2: Power Steering Gear, Pump, Cooler Inlet Hose And Cooler Outlet Hose
    GM686126Courtesy of GENERAL MOTORS CORP.
  3. Connect the power steering fluid cooler hose (4) to the power steering pump (1).
  4. Connect the power steering fluid cooler hose (3) to the steering gear (2).
  5. Clean any excess fluid from the vehicle and remove the drain pans.
  6. Install the radiator grille reinforcement support, if equipped. Refer to Radiator Grille Reinforcement Support Replacement .
  7. Install the fascia grille. Refer to Fascia Grille Replacement (Z71) , Fascia Grille Replacement (Escalade) , Fascia Grille Replacement (GMC Denali XL) , Fascia Grille Replacement (Suburban, Tahoe) , Fascia Grille Replacement (GMC Yukon Hybrid 2 Mode) , Fascia Grille Replacement (Yukon) .
  8. Fill and bleed the power steering system. Refer to Power Steering System Bleeding .
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.