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HOMESERVICE MANUALSCHEVROLET2008CHEVY EXPRESS G3500, VAN PASSENGER EXTENDEDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 919 (POWER STEERING SYSTEM)REPAIR INSTRUCTIONSSTEERING GEAR PITMAN SHAFT REPLACEMENTINSTALLATION 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 2012 GMC Yukon XL, 2012 GMC Yukon, 2012 Chevrolet Tahoe, 2012 Chevrolet Suburban, and 2012 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install a new pitman shaft seal. Refer to Steering Gear Pitman Shaft Seal and Bearing Replacement - Off Vehicle .
  2. Wipe the steering gear housing openings clean.
    3. Fig 1: View Of Pitman Shaft & Cover Assembly
    GM412387Courtesy of GENERAL MOTORS COMPANY
  3. Install a new steering gear pitman shaft housing cover O-ring (4) to the pitman shaft.
  4. Install the steering gear pitman shaft housing cover (3).
    5. CAUTION:

    Refer to Fastener Caution .

  5. Install the steering gear pitman shaft housing cover bolts (1) and tighten to 62 N.m (46 lb ft).
    6. Fig 2: Pitman Arm Nut
    GM2852501Courtesy of GENERAL MOTORS COMPANY
  6. Install the pitman shaft boot seal to the pitman shaft and steering gear housing (4).
  7. Install the pitman arm (3) on the pitman shaft using the alignment marks made during removal.
  8. Install the pitman arm washer (2).
  9. Install the pitman arm nut (1) and tighten to 250 N.m (184 lb ft).
  10. If necessary adjust the steering gear pitman shaft over-center preload. Refer to Steering Gear Pitman Shaft Over-Center Preload Adjustment - Off Vehicle .
  11. Install the steering gear. Refer to Steering Gear Replacement (Recirculating Ball Without LMM) , Steering Gear Replacement (HP2) , Steering Gear Replacement (Hydraulic Rack and Pinion) .
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.