Mopar 4627373AF Intake Manifold

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Yes, if necessary for clearance on some models, remove the air conditioning compressor without disconnecting the refrigerant lines and set it aside. Also, disconnect the electrical connectors from all sensors that would interfere.

When installing the lower intake manifold, you should ensure that the mating surfaces are clean and install new intake manifold seals. Lower the manifold into place and tighten the mounting bolts.

After that, you should remove the air intake duct and label and disconnect the vacuum hoses and electrical connectors leading to the manifold.

Disconnect the negative battery terminals, disconnect the left intercooler tube from the EGR air flow control valve, remove the EGR crossover tube, disconnect interfering wiring harnesses, remove the oil dipstick tube bolts and intake manifold bolts, install a new gasket during reassembly, disconnect the fuel injector wiring harness and pressure sensor wiring harness, remove the air intake heater mounting bolts, lift off the heater assembly and discard the gasket, use new upper and lower heater block gaskets during reassembly, and replace the intake air heater relay by disconnecting the negative battery terminals, labeling and disconnecting the trigger wires, removing the nuts from the cable terminals, and removing the relay mounting bracket bolts.

You should remove the upper dipstick tube mounting bolt and detach the throttle and cruise control cables if necessary.

Disconnect the negative battery terminals, disconnect the left intercooler tube from the EGR air flow control valve, remove the EGR crossover tube, disconnect interfering wiring harnesses, remove the oil dipstick tube bolts and intake manifold bolts, install a new gasket during reassembly, disconnect the fuel injector wiring harness and pressure sensor wiring harness, remove the air intake heater mounting bolts, lift off the heater assembly and discard the gasket, use new upper and lower heater block gaskets during reassembly, and replace the intake air heater relay by disconnecting the negative battery terminals, labeling and disconnecting the trigger wires, removing the nuts from the cable terminals, and removing the relay mounting bracket bolts.

Remove the six air intake screws, then remove the air intake.

To remove the upper intake manifold, you need to disconnect various electrical connectors, hoses, and wiring harness retainers. Then, you should loosen the upper intake manifold bolts and remove it, discarding the upper-to-lower intake manifold seals. If necessary, remove the insulator from the left valve cover.

Remove the wiring harness support from the rear of the manifold. Also, remove the air conditioning line support clip and move the line aside. Remove the alternator and set it aside.

Remove the intake manifold bolts and lift off the manifold.