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Home >> Jeep >> 2008 >> Commander Base, 3.7 K, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 3 (4.7L Engine (Service Information)) >> Lubrication >> Pump - Engine Oil >> Disassembly >> Oil Pump

Oil Pump

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  1. Remove oil pump cover screws and lift off cover plate.
  2. Remove pump inner and outer rotors.
    NOTE: Once the oil pressure relief valve, cup plug, and pin are removed, the pump assembly must be replaced.
  3. If it is necessary to remove the pressure relief valve, drive the roll pin from pump housing and remove cup plug, spring and valve.