GM Service Manual Online
For 1990-2009 cars only

    Caution: To avoid any vehicle damage, serious personal injury or death when major components are removed from the vehicle and the vehicle is supported by a hoist, support the vehicle with jack stands at the opposite end from which the components are being removed and strap the vehicle to the hoist.

  1. Raise the vehicle.

  2. Object Number: 374848  Size: SH
  3. Disconnect the fuel pump connector.
  4. Lower the vehicle.
  5. Start and run the engine until the fuel supply remaining in the fuel pipes is consumed. Engage the starter for 3 seconds in order to assure relief of any remaining pressure.
  6. Raise the vehicle.
  7. Reconnect the fuel pump connector.
  8. Lower the vehicle.
  9. Disconnect the negative battery cable in order to avoid possible fuel discharge if an accidental attempt to start the engine is made .