Radiator: Service and Repair
Radiator
A/C Condenser Fittings
Radiator Hoses - 3.5L Gasoline Turbocharged Direct Injection (GTDI), 3.7L and 5.0L
Radiator Hoses 6.2L
Radiator
NOTE: 6.2L shown, 3.5L GTDI GTDI (Gasoline Turbocharged Direct Injection), 3.7L and 5.0L similar.
Removal
All engines
1. Recover the A/C system.
2. Drain the cooling system.
3. Remove the cooling fan motor and shroud. For additional information, refer to Cooling Fan Motor and Shroud Service and Repair.
3.5L Gasoline Turbocharged Direct Injection (GTDI), 3.7L and 5.0L engines
4. Release the clamp and disconnect the upper radiator hose from the radiator.
5. Release the clamp and disconnect the radiator-to-degas bottle hose from the radiator.
6. NOTE: The quick connect coupling illustrated is to show the spring clip release location only. The quick connect coupling on the hose may differ.
Pull the lower radiator hose spring clip up until the end of the clip is in the detent on the quick connect coupling and disconnect the lower radiator hose from the radiator.
7. Disconnect the Mass Air Flow (MAF) sensor electrical connector.
8. NOTE: 6.2L shown, 3.5L GTDI (Gasoline Turbocharged Direct Injection), 3.7L and 5.0L similar.
Remove the 2 bolts and position the coolant expansion tank (6.2L) or the degas bottle (3.5L GTDI (Gasoline Turbocharged Direct Injection), 3.7L and 5.0L) aside.
6.2L engines
9. Release the clamp and disconnect the upper radiator hose from the radiator.
10. Disconnect the overflow hose from the radiator.
11. Remove the spring clip and disconnect the lower radiator hose from the radiator.
12. Release the clamp and disconnect the power steering cooler hose from the power steering cooler.
All engines
13. Disconnect the 3 RH and 2 LH air deflector-to-condenser pushpin retainers.
3.5L GTDI (Gasoline Turbocharged Direct Injection) engines
14. Turn the 4 quarter-turn retainers, detach the 8 pushpins and remove the lower air deflector.
3.7L, 5.0L and 6.2L engines
15. Remove the 4 lower radiator air deflector-to-A/C condenser pushpins.
All engines
16. Remove the bolt and the nut and disconnect the A/C condenser fittings.
- Discard the gasket seals and the O-ring seals.
17. Remove the transmission cooler tube secondary latches.
18. Using the Transmission Cooler Line Disconnect Tool, disconnect the transmission fluid cooler tubes.
19. Detach the wiring harness retainer.
20. NOTE: Hoses with an auxiliary transmission fluid cooler shown, hoses without an auxiliary transmission fluid cooler similar.
Disconnect the 2 transmission fluid cooler hoses from the radiator.
3.5L GTDI (Gasoline Turbocharged Direct Injection), 3.7L and 5.0L engines
21. If equipped, detach the auxiliary transmission fluid cooler from the A/C condenser and position aside.
6.2L engine
22. Using a suction device, syphon the power steering fluid from the power steering fluid reservoir.
23. Release the clamp and disconnect the power steering fluid cooler hose from the power steering fluid cooler.
All engines
24. Remove the radiator/condenser core as an assembly.
25. Release the lock tabs and separate the radiator from the condenser core.
Installation
All engines
1. Position the condenser core into the radiator locking tabs.
2. Position the radiator/condenser core assembly into the vehicle and onto the radiator insulators.
6.2L engine
3. Connect the power steering cooler hose to the power steering cooler and position the clamp.
All engines
4. Install the 2 radiator bolts.
- Tighten to 15 Nm (133 lb-in).
3.5L GTDI (Gasoline Turbocharged Direct Injection), 3.7L and 5.0L engines
5. If equipped, attach the auxiliary transmission fluid cooler to the A/C condenser.
All engines
6. Connect the transmission fluid cooler hoses to the radiator.
7. Connect the wiring harness retainer.
8. Connect the transmission fluid cooler tubes.
9. Install the transmission cooler tube secondary latches.
10. Using new gasket seals and O-ring seals, connect the A/C condenser fittings and install the bolt and nut.
- Tighten to 15 Nm (133 lb-in).
3.5L GTDI (Gasoline Turbocharged Direct Injection) engines
11. Position the lower air deflector, attach the 8 pushpins and turn the 4 quarter-turn retainers.
3.7L, 5.0L and 6.2L engines
12. Install the 4 lower radiator air deflector-to-condenser pushpins.
All vehicles
13. Connect the 3 RH and 2 LH air deflector-to-condenser pushpin retainers.
3.5L Gasoline Turbocharged Direct Injection (GTDI), 3.7L and 5.0L engines
14. Install the degas bottle and the 2 bolts.
- Tighten to 17 Nm (150 lb-in).
15. Connect the MAF (Mass Air Flow) sensor electrical connector.
16. Push the spring clip in place and connect the lower radiator hose quick connect coupling to the radiator, making sure the coupling is secure.
17. Connect the radiator-to-degas bottle hose to the radiator and position the clamp.
18. Connect the upper radiator hose to the radiator and position the clamp.
6.2L engines
19. Install lower radiator hose and the spring clip.
20. Connect the radiator overflow hose.
21. Connect the upper radiator hose and position the clamp.
All engines
22. Install the cooling fan motor and shroud. For additional information, refer to Cooling Fan Motor and Shroud Service and Repair.
6.2L engine
23. Fill the power steering fluid reservoir with MERCON(R) V.
All engines
24. Fill the cooling system. For additional information, refer to Cooling System Draining, Filling and Bleeding Service and Repair.
25. Recharge the A/C system.
26. Check the transmission fluid and fill as necessary.