GM Astro/Safari 1985-1996 Repair Guide

Relieving Fuel System Pressure

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2.5L ENGINE



  1. Loosen the fuel filler cap.
  2.  
  3. Unplug the fuel pump wiring at the fuel tank or from the fuse block, located in the passenger compartment, remove the fuse labeled, Fuel Pump .
  4.  
  5. Start the engine.
  6.  

The engine will start and run, for a short period of time, until the remaining fuel is used up.

  1. Engage the starter, a few more times, to relieve any remaining pressure.
  2.  
  3. Turn the ignition switch to OFF and install the fuel pump fuse into the fuse block or plug in the fuel pump wiring connector.
  4.  
  5. Tighten the fuel filler cap.
  6.  

4.3L Engine

Loosen the fuel filler cap and allow the engine to sit for 5-10 minutes; this will allow the orifice (in the fuel system) to bleed off the pressure.

 
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