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Home >> Chevrolet >> 2022 >> Tahoe SSV >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 5 (Engine Controls And Fuel - 3.0L (Lm2) Diesel - Repair Instructions (1 Of 2)) >> Repair Instructions >> Metal Collar Quick Connect Fitting Service >> Removal Procedure

Removal Procedure

WARNING: This page is about a different variant/trim than selected.
    WARNING:

    Refer to Diesel/Gasoline Vapors Warning .

  1. Relieve the fuel system pressure before servicing any fuel system connection. Turn OFF the engine for 30 seconds before proceeding. This will purge the fuel pressure from the complete fuel system.
  2. GM5046745Courtesy of GENERAL MOTORS COMPANY

    Remove the fuel line retainer (1).

  3. GM5046751Courtesy of GENERAL MOTORS COMPANY
    WARNING:

    Wear safety glasses when using compressed air, as flying dirt particles may cause eye injury.

    Using compressed air, blow any dirt or debris from around the connection (1).

  4. GM5046746Courtesy of GENERAL MOTORS COMPANY

    Depending on the fuel line size and ability to access the fitting, choose the appropriate tool: CH-41769  fuel line disconnect tool set or CH-44581  fuel line disconnect tool. Insert the CH-41769  fuel line disconnect tool set or CH-44581  fuel line disconnect tool (1) into the female connector (2), then push inward to release the locking tabs.

  5. GM5046747Courtesy of GENERAL MOTORS COMPANY

    Pull the fuel line connection (1) apart.

  6. CAUTION:

    If necessary, remove rust or burrs from the fuel pipes with an emery cloth. Use a radial motion with the fuel pipe end in order to prevent damage to the O-ring sealing surface. Use a clean shop towel in order to wipe off the male tube ends. Inspect all the connections for dirt and burrs. Clean or replace the components and assemblies as required.

  7. Use a clean shop towel in order to wipe off the male connection end.
  8. Inspect both ends of the fitting for dirt and burrs. Clean or replace the components as required.