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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 387 (Engine Controls - Removal & Installation - Flex Fuel & Gasoline) >> Fuel Systems >> Fuel Line Disconnect Fittings >> Removal & Installation (Plastic Collar)

Removal & Installation (Plastic Collar)

WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
    CAUTION: Use safety glasses when using compressed air to prevent eye injury.
  1. Release fuel pressure. See FUEL SYSTEM PRESSURE RELEASE . Blow any dirt out of the disconnect fitting using compressed air. Squeeze the 2 plastic retainer release tabs and pull the connection apart. See Figure.
  2. To install, ensure fuel line and disconnect fitting are clean. Lubricate fuel line and disconnect fitting with clean engine oil. Push both sides of disconnect fitting together to cause plastic retainer release tabs to snap into place. After connecting fitting, ensure connection is secure by pulling on both sides of disconnect fitting.
  3. Connect negative battery cable. Tighten the negative battery cable bolt. to specification. See TORQUE SPECIFICATIONS . Turn ignition switch to ON position for 2 seconds. Turn ignition switch to OFF position for 10 seconds. Turn ignition switch to ON position. Check for fuel leaks. Repair as necessary. On all models except 4.3L, Install engine sight shield. See ENGINE SIGHT SHIELD  under MISCELLANEOUS.
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