Removal and Installation

All vehicles 

1. With the vehicle in NEUTRAL, position it on a hoist. For additional information, refer to JACKING & LIFTING .
2. Using hose clamp pliers, clamp the degas bottle-to-engine hose.
   Fig 1: Locating Engine Hose

   Courtesy of FORD MOTOR CO.
3. Using a suitable suction device, siphon the coolant from the degas bottle.
4. Remove the secondary battery. For additional Information, refer to BATTERY, MOUNTING AND CABLES .
5. Remove the 2 Charge Air Cooler (CAC) bolts.
   • To install, tighten to 12 Nm (168 lb-in).
6. Release the clamp, disconnect the radiator-to-degas bottle hose from the degas bottle and detach the hose from the retainer.
7. Detach the 2 battery cable retainers from the degas bottle.
NOTE: The quick connect coupling illustrated is to show the spring clip release location only. The quick connect coupling on the hose may differ.
Fig 2: Identifying Radiator Hose Spring Clip
Courtesy of FORD MOTOR CO.
8. Pull the degas bottle-to-engine hose spring clip up until the end of the clip is in the detent on the quick connect coupling and disconnect the degas bottle-to-engine hose from the degas bottle.
   • To install, push the spring clip in place and connect the degas bottle-to-engine hose quick connect coupling, making sure the coupling is secure.
9. If equipped, disconnect the vacuum supply hose.
10. If equipped, disconnect the vacuum supply hose retainer.
11. If equipped, release the clamp and disconnect the brake booster vacuum hose from the brake booster.

    Four-Wheel Drive (4WD) vehicles 

12. Disconnect the Four-Wheel Drive (4WD) front wheel locking hub vacuum hose.
13. Disconnect the vacuum solenoid electrical connector.

    All vehicles 

14. Remove the 4 bolts and the degas bottle.
    • To install, tighten to 19 Nm (168 lb-in).
15. To install, reverse the removal procedure.
NOTE: Evaluate the cooling system condition before filling the cooling system. Failure to follow these instructions can damage the engine.
16. Evaluate the cooling system condition. For additional information, refer to Cooling System Condition Evaluation .