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Heater Hose Coupling: Connect

WARNING: This page is about a different car, the 2005 Ford Pickup, 2005 Ford F550 Super Duty, 2005 Ford F450 Super Duty, and 2005 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
  1. Clean the tubes and lubricate with MERPOL® meeting Ford specification ESE-M99B144-B or plain water.
  2. Install a new coupling retainer, spacer, and lubricated O-ring seals into the quick disconnect coupling housing.
    Fig 1: Identifying Coupling Retainer, Spacer, O-Ring Seals, And Quick Disconnect Coupling Housing
    G03889996Courtesy of FORD MOTOR CO.
  3. Push the heater water hose with a quick disconnect coupling onto the tube.
    Fig 2: Pushing Heater Hose Coupling Onto Tube
    G03889997Courtesy of FORD MOTOR CO.
  4. Make sure the coupling is fully engaged by lightly pulling on the heater water hose.