Century, Grand Prix, Impala, Intrigue, Lumina, Monte Carlo, Regal 2001-2005

Relieving Fuel System Pressure

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  1. Before servicing the vehicle, refer to the Precautions Section.
  2.  
  3. Disconnect the negative battery cable to prevent possible discharge of fuel if an accidental attempt is made to start the engine.
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  5. Loosen the fuel filler cap to relieve tank pressure.
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  7. This procedure calls for a fuel pressure test gauge with a line equipped with a fitting to connect to the to the fuel pressure test connection and another hose to discharge into an approved gasoline container. Wrap a shop towel around the pressure test fitting connection while connecting gauge to avoid spillage.
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  9. Install the bleed hose into an approved container and open the valve to bleed fuel system pressure. The fuel connections are now safe for servicing.
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  11. Drain any fuel remaining in the gauge into an approved container.
  12.  
  13. Reconnect the negative battery cable unless additional service work is being performed.
  14.  

 
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