Repair a Radiator on a 2002 Jeep Grand Cherokee
The 2002 Jeep Grand Cherokee uses fixed tension hose clamps on the cooling action hoses. A designated effects -- No. 6094 -- is required to remove the hose clamps. The belongings is eagerly available at any Jeep dealership. Everyone clamp has a character or send stamped on its Language -- be confident to classification that particular clamp, should the clamp necessitate replacing. The Jeep besides uses rubber air seals between the radiator and intent and radiator and air condenser. Provided the seals are worn, modify them when you exchange the radiator.
1. Remove the radiator cap, using your hands. Remove the radiator grill mounting screws, using the obtain socket, then remove the grill to access the petcock. Slide the extract pan under the petcock. Push the 2-foot hose onto the petcock, and place the other borderline into the empty pan. Loosen the petcock and withdraw the coolant. Whether the coolant is less than five senescence geriatric and is Disinfected, you can reuse it, otherwise discard it in an becoming practice.
2. Unbolt the influence steering fluid reservoir from the fan shroud, using the felicitous sockets, and locate it aside. Unplug the electric fan electrical connector, whether your specific engine uses an electric fan moreover to a mechanical fan. Disconnect the overflow hose from the filler neck and the shroud retaining loops.
3. Remove the four fan nuts from the damp pump pulley, then pull the fan off the drench pump pulley. Remove the four screws that grip the fan shroud onto the core benefit. Remove the electric fan and shroud as an meeting from the engine compartment.
4. Unbolt and remove the radiator's upper crossmember. Unbolt and remove the mounting brackets that clutch the air conditioning condenser to the radiator, using the applicable wrench. Loosen the clamps on the upper and lower radiator hoses, using chief stuff No. 6094. Pull the hoses off the radiator.
5. Remove the transmission cooler lines from the radiator, using the felicitous edge wrench, or, provided your specific engine uses quick-connect Trimmings, cause appropriate part 6935 to remove the lines. Whether you ordered the vehicle with the upgraded transmission cooler, arrange not remove the transmission cooler lines -- honorable remove the bracket for the lines, which is located at the backside of the radiator, using the desired wrench. Lift the radiator up and gone of the engine compartment. Whether you are reinstalling the twin radiator, take care to not damage the fins.
Reinstall the electric fan and shroud assembly, inserting the alignment tabs at the bottom of the shroud into the slots in the bracket at the bottom of the radiator. Tighten the shroud-mounting bolts to 31 inch-pounds of torque.9. Reconnect the electrical fan wiring harness connector. Press the radiator into place.
7. Reattach the condenser mounting brackets. Reinstall the upper crossmember and tighten the four mounting bolts firmly. Reinstall the upper crossmember-to-isolator bolts and tighten them to 86 inch-pounds of torque. Reinstall the isolator-to-radiator nuts and tighten them to 47 inch-pounds of torque.
8. Reconnect the upper and lower radiator hoses and reinstall the tension clamps. Reinstall the transmission cooler lines or the transmission line bracket at the bottom of the radiator. Reinstall the mechanical fan and tighten the pulley bolts firmly.6. Ensure that the rubber grommets in the radiator lower crossmember are in place -- they might stick to the old radiator. Lower the new radiator into the compartment, lining up the alignment dowels with the rubber grommets.
Reinstall the power steering reservoir. Remove the hose from the petcock, tighten the petcock, then reinstall the grill. Reattach the coolant reservoir hose. Fill the cooling system with coolant and reinstall the radiator cap.