LEMON Manuals: Even more car manuals for everyone
Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 977 (Engine Controls - 6.6L (LLY) (Introduction)) >> Repair Instructions >> Quick Connect Fitting(s) Service (Plastic Collar) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT: There are several types of plastic fuel and evaporative emission (EVAP) quick connect fittings used on this vehicle. The following instructions apply to all types of plastic quick connect fittings except where indicated.
  1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnect/Connect Procedure (Single Battery) or Battery Negative Cable Disconnect/Connect Procedure (Auxiliary Battery) in Engine Electrical.
  2. Remove fuel fill cap.
    3. CAUTION: Refer to Safety Glasses and Compressed Air Caution in Cautions and Notices.
    Fig 1: Blowing Dirt Out Of Fitting (Plastic Collar)
    GM155410Courtesy of GENERAL MOTORS CORP.
  3. Using compressed air, blow any dirt from around the quick connect fitting.
    4. Fig 2: Squeezing Quick Connect Fitting Release Tabs (Plastic Collar)
    GM12777Courtesy of GENERAL MOTORS CORP.
  4. Squeeze the plastic quick connect fitting release tabs together to disengage the quick connect fitting. (This step applies to Bartholomew style fittings ONLY).
    5. Fig 3: Disengaging Quick Connect Fitting (Plastic Collar)
    GM1205675Courtesy of GENERAL MOTORS CORP.
  5. Squeeze where indicated by the arrows on both sides of the plastic ring to disengage the quick connect fitting.
    6. Fig 4: Disengaging Quick Connect Fitting (Plastic Collar)
    GM1306341Courtesy of GENERAL MOTORS CORP.
  6. Squeeze where indicated by the arrows on both sides of the plastic ring to disengage the quick connect fitting.
    7. Fig 5: Pulling Connection Apart (Plastic Collar)
    GM12778Courtesy of GENERAL MOTORS CORP.
  7. Pull the connection apart.
scientia non olet · About LEMON Manuals