Installation Procedure

2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6SECTION Installation Procedure
WARNING: This page is about a different car, the 2010 GMC Sierra, 2010 GMC Cab & Chassis Sierra, 2010 Chevrolet Silverado, and 2010 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Stoplamp Switch
    GM1892146Courtesy of GENERAL MOTORS CORP.
  1. Install the stoplamp switch (1) to the power vacuum brake booster pushrod.
  2. Install the power vacuum brake booster pushrod with the stoplamp switch to the brake pedal pin.
  3. Fig 2: Locating Brake Booster Pushrod Retainer
    GM1892145Courtesy of GENERAL MOTORS CORP.
  4. Install the power vacuum brake booster pushrod retainer (1).
  5. Rotate the pushrod retainer 360 degrees to verify the retainer is fully engaged in the groove on the brake pedal pin.
  6. Fig 3: Locating Brake Booster Pushrod Retainer Bolt
    GM1892143Courtesy of GENERAL MOTORS CORP.
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:

  • 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.