Section 6 (Power Steering General Servicing): Testing: Preparation

1984 GMC Suburban K2500, 5.7 M, StandardSECTION Preparation
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  1. With belt tension correct, disconnect power steering pump pressure hose. Keep hose end raised to prevent fluid loss. Connect pressure hose of gauge to power steering pump fitting. Connect other hose from valve side of tester to steering gear inlet.
  2. Open valve and run engine until fluid reaches normal operating temperature of 170Β°F (77Β°C). Check fluid level and add if necessary.
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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.