GM Service Manual Online
For 1990-2009 cars only

Tools Required

J 43178 Fuel Line Quick Connect Separator

Removal Procedure

  1. Relieve the fuel system pressure. Refer to Fuel Pressure Relief .
  2. Remove the quick connect coupling cover.

  3. Object Number: 236747  Size: SH
  4. Using the J 43178 , disconnect the quick connect coupling for the fuel feed hose from the fuel feed pipe of the fuel rail. Use a shop towel in order to catch any remaining fuel that may leak. Refer to Metal Collar Quick Connect Fitting Service .

  5. Object Number: 382442  Size: SH
  6. Remove the quick connect coupling cover (1) of the fuel feed line .

  7. Object Number: 382450  Size: SH
  8. Disconnect the quick connect coupling for the fuel feed hose from the fuel feed chassis pipe. Use a shop towel in order to catch any remaining fuel that may leak. Refer to Plastic Collar Quick Connect Fitting Service .
  9. Remove the fuel feed hose from the vehicle.

Installation Procedure


    Object Number: 382455  Size: SH
  1. Connect the quick connect coupling for the fuel feed hose to the fuel feed chassis pipe. Refer to Plastic Collar Quick Connect Fitting Service .

  2. Object Number: 382442  Size: SH
  3. Install the quick connect coupling cover (1).

  4. Object Number: 624247  Size: SH
  5. Connect the quick connect coupling (1) for the fuel feed hose to the fuel feed pipe of the fuel rail (2). Refer to Metal Collar Quick Connect Fitting Service .
  6. Install the quick connect coupling cover.
  7. Connect the negative battery cable.
  8. Turn ON the ignition in order to pressurize the fuel system.
  9. Turn OFF the ignition.
  10. Check for any fuel leaks.