SECTION 303-03: Engine Cooling
2014 Flex Workshop Manual
REMOVAL AND INSTALLATION
Procedure revision date: 05/02/2013

Thermostat — 3.5L Ti-VCT


Material
Item Specification
Motorcraft® Orange Antifreeze/Coolant Concentrated
VC-3-B (US); CVC-3-B2 (Canada) 		WSS-M97B44-D
Motorcraft® Orange Antifreeze/Coolant Prediluted
VC-3DIL-B (US); CVC-3DIL-B (Canada) 		WSS-M97B44-D2


Item Part Number Description
1 W500014 Thermostat housing bolt (2 required)
2 8594 Thermostat housing
3 — O-ring seal
4 8575 Thermostat

Removal and Installation

  1. Drain the cooling system. Refer to Cooling System Draining, Filling and Bleeding .
  1. Remove the ACL outlet pipe. Refer to Section 303-12 .
  1. Remove the 2 bolts and position the thermostat housing aside.
  1. Remove the O-ring seal and thermostat.

  1. NOTICE: Use Motorcraft® Orange Antifreeze/Coolant. Do not mix coolant types. Mixing coolant types degrades the coolant corrosion protection and may damage the engine or cooling system.

    NOTE: Lubricate the thermostat O-ring seal with clean engine coolant.

    To install, reverse the removal procedure.
  1. Fill and bleed the cooling system. Refer to Cooling System Draining, Filling and Bleeding .