GM Cavalier/Sunfire 1995-2000 Repair Guide

Relieving Fuel System Pressure

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See Figure 1



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Fig. Fig. 1: Open the cover for power distribution box and remove the fuel pump relay while the engine is running to relieve the fuel pressure

  1. Loosen the fuel filler cap to relieve tank pressure (do not tighten at this time).
  2.  
  3. Start the engine and let it idle.
  4.  
  5. Remove the fuel pump relay from the power distribution block in the engine compartment.
  6.  
  7. Let the engine run until the fuel supply remaining in the fuel pipes is consumed. Engage the starter for 3 seconds to assure relief of any remaining pressure.
  8.  
  9. Replace the fuel pump fuse in the fuse block.
  10.  
  11. Disconnect the negative battery cable to avoid possible fuel discharge if an accidental attempt is made to start the engine.
  12.  

 
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