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Home >> Jeep >> 2018 >> Grand Cherokee Laredo, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 28 (6.2L Engine (Service Information)) >> Supercharger System >> Supercharger >> Removal

Supercharger System: Supercharger: Removal

WARNING: This page is about a different variant/trim than selected.
  1. Perform the fuel system pressure release procedure. Refer to STANDARD PROCEDURE .
  2. Disconnect and isolate the negative battery cable.
  3. Remove the cowl extension silencer. Refer to SILENCER, COWL EXTENSION, REMOVAL .
  4. Drain the low temperature cooling system. Refer to STANDARD PROCEDURE .
  5. Remove the air cleaner body. Refer to BODY, AIR CLEANER, REMOVAL .
    GC0180921Courtesy of CHRYSLER GROUP, LLC
  6. Remove the engine covers (1).
  7. Remove the supercharger belt. Refer to BELT, DRIVE, REMOVAL .
    GC0170301Courtesy of CHRYSLER GROUP, LLC
  8. Remove the fuel purge hose (2) from the top of the supercharger nose (1).
  9. Remove the brake booster vacuum supply hose, located under the nose of the supercharger.
    GC0170176Courtesy of CHRYSLER GROUP, LLC
  10. Remove the Positive Crankcase Ventilation (PCV) hose (1) from the right side of the supercharger nose (2).
    GC0170093Courtesy of CHRYSLER GROUP, LLC
  11. Disconnect the throttle body wire harness connector at the nose of the supercharger.
  12. Disconnect the bypass valve wire harness connector (3).
  13. Disconnect the bank one (1) and throttle outlet (2) Temperature-Manifold Absolute Pressure (TMAP) sensor wire harness connectors.
    GC0170459Courtesy of CHRYSLER GROUP, LLC
  14. Disconnect the wire harness connector (2) from the bank two TMAP sensor (3).
    GC0170238Courtesy of CHRYSLER GROUP, LLC
  15. Disconnect the wire harness connector (2) from the intermediate TMAP sensor (1).
    GC0180943Courtesy of CHRYSLER GROUP, LLC
  16. Disconnect the wire harness connect from the charge air cooler temperature sensor, located on the crossover tube.
  17. Remove Low Temp Radiator (LTR) circuit hoses from coolant crossover (1).
    NOTE:

    Mark which hose connects to top and bottom of coolant crossover.

    GC0180954Courtesy of CHRYSLER GROUP, LLC
  18. Disconnect the fuel supply line (1) from the fuel rail. Refer to FITTING, QUICK CONNECT .
  19. Disconnect the fuel injector connectors from both sides of supercharger.
    GC0170323Courtesy of CHRYSLER GROUP, LLC
  20. Remove the supercharger to cylinder head retaining bolts, starting with number ten, going backwards to number one.
    NOTE:

    The supercharger assembly will require the help of an assistant(s) to lift from the engine compartment.

  21. Lift the supercharger upward to disengage the dowels which align the supercharger to the right cylinder head.
    NOTE:

    Take care not to damage supercharger to cylinder head intake gaskets during removal.