2005 Ford Freestar BaseFACTORY OEM SERVICE PROCEDURE

Chain Cover: Assembly

  1. Measure the distance that the center bimetal element pin protrudes from the chain cover.
    Fig 1: Measuring Distance That Center Bimetal Element Pin Protrudes From Chain Cover
    G03957036Courtesy of FORD MOTOR CO.
  2. Using the special tool, install the bimetal element.
    1. Position the bimetal strip onto the end of the pin.
    2. Install the special tool under the bimetal element.
    3. Tap the retaining collar onto the pin until it seats against the tool edge.
    Fig 2: Installing Special Tool Under Bimetal Element
    G03957037Courtesy of FORD MOTOR CO.
  3. Remove the slotted end of the bimetal element and install the thermostat plate over the end and middle pins.
    Fig 3: Installing Thermostat Plate Over End And Middle Pins
    G03957038Courtesy of FORD MOTOR CO.
  4. Install the slotted end of the bimetal element under the retaining ring.
    Fig 4: Installing Slotted End Of Bimetal Element Under Retaining Ring
    G03957039Courtesy of FORD MOTOR CO.
  5. CAUTION: Do not allow the pistons to cock in their bores or damage to the seals may result.
Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.

Rather have a pro handle this?

A certified mobile mechanic comes to your home or office. They bring the tools, you stay comfortable. No tow truck, no waiting room, no surprises.

Comes to youSame-day available12-month warranty
Get a Free Quote

No obligation. See pricing before you book.