Disassembly Procedure

2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6SECTION Disassembly Procedure
WARNING: This page is about a different car, the 2006 GMC Sierra, 2006 GMC Cab & Chassis Sierra, 2006 Chevrolet Silverado, and 2006 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Drain the oil from the reservoir (1).
  2. Fig 1: Removing Control Valve Assembly From Pump Housing
    GM431058Courtesy of GENERAL MOTORS CORP.
  3. Remove the control valve assembly (3) from the pump housing (1). Make sure the flow control spring (4) does not fall out of the pump housing (1).
  4. Remove the rectangular section seal (2) from the control valve assembly (3).
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:

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