Grand Cherokee 2WD V6-3.7L (2008)
Radiator - Installation
GAS ENGINES
CAUTION: Before installing the radiator or A/C condenser, be sure the radiator-to-body and radiator-to-A/C condenser rubber air seals are
properly fastened to their original positions. These are used at the top, bottom and sides of the radiator and A/C condenser. To prevent
overheating, these seals must be installed to their original positions.
1. Equipped with air conditioning: Gently lower the radiator and fan shroud into the vehicle. Guide the two radiator alignment dowels through the
holes in the rubber air seals first and then through the A/C support brackets. Continue to guide the alignment dowels into the rubber grommets
located in lower radiator crossmember. The holes in the L-shaped brackets (located on bottom of A/C condenser) must be positioned between
bottom of rubber air seals and top of rubber grommets.
2. Connect the radiator upper and lower hoses and hose clamps to radiator.
CAUTION: The tangs on the hose clamps must be positioned straight down.
3. Install coolant reserve/overflow tank hose at radiator.
4. Connect both transmission cooler lines at the radiator.
5. Install both radiator mounting bolts.
6. Install air inlet duct at grille.
7. 5.7L - Attach electric connector for hydraulic fan control solenoid.
8. Install the grille See: Body and Frame/Grille/Service and Repair/Grille - Installation.
9. Connect the two high pressure lines to the hydraulic fan drive. Tighten 1/2 in. pressure line fitting to 49 Nm (36 ft. lbs.). and the 3/8 in. pressure
line fitting to 29 Nm (21 ft. lbs.).
10. 5.7L - Connect the low pressure hose to the hydraulic fan drive. Position the spring clamp.
11. Connect the power steering filter hoses to the filter. Install new hose clamps.
12. Rotate the fan blades (by hand) and check for interference at fan shroud.
13. Refill cooling system See: Service and Repair.
14. 5.7L - Refill the power steering reservoir and bleed air from system See: Steering and Suspension/Steering/Power Steering/Power Steering
Bleeding/Service and Repair.
15. Connect battery cable at battery.
16. Start and warm engine. Check for leaks.
