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Home >> Chevrolet >> 1994 >> Astro Van Cargo Extended, 4.3 W, AWD >> Repair and Diagnosis >> Engine Performance >> Remove, Overhaul & Install >> Engine Controls - Remove/Install/Overhaul >> Fuel System >> Fuel System Pressure Relief (CPI)
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Fuel System Pressure Relief (CPI)

  1. Disconnect negative battery cable. Loosen fuel filler cap to relieve fuel tank vapor pressure. Install Fuel Pressure Gauge(J-34730-1) to fuel pressure connection.
  2. Wrap shop towel around pressure connection when installing fuel pressure gauge to absorb fuel leakage. Place gauge bleed hose in container. Open bleed valve to bleed fuel pressure.
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