Grand Cherokee 4WD V8-4.7L VIN N (2000)
WARNING: THE AIR CONDITIONING SYSTEM (IF EQUIPPED) IS UNDER A CONSTANT PRESSURE EVEN WITH THE
ENGINE OFF. REFER TO REFRIGERANT WARNINGS IN HEATING AND AIR CONDITIONING BEFORE HANDLING ANY AIR
CONDITIONING COMPONENT.
13. If equipped with an auxiliary automatic transmission oil cooler, use caution when removing radiator. The oil cooler lines are routed through a
rubber air seal on the right side of radiator. Do not cut or tear this seal.
14. Gently lift up and remove radiator from vehicle. Be careful not to scrape the radiator fins against any other component. Also be careful not to
disturb the air conditioning condenser (if equipped).
INSTALLATION
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 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 grill.
7. Attach electric fan harness to shroud, then connect harness to connector (all 4.7L engines and heavy cooling 4.0L only.
8. Install the grill. Refer to Body and Frame, Grille See: Body and Frame/Grille/Service and Repair
9. Install the fan/viscous fan drive assembly to the water pump.
10. Rotate the fan blades (by hand) and check for interference at fan shroud.
11. Be sure of at least 25 mm (1.0 inch) between tips of fan blades and fan shroud.
12. Fill cooling system.
13. Connect battery cable at battery.
14. Start and warm engine. Check for leaks. Refer to Cooling System, Service and Repair See: Service and Repair
