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Home >> Jeep >> 2018 >> Grand Cherokee Laredo, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 27 (5.7L Engine (Service Information)) >> Cylinder Head >> Rocker Arm, Valve >> Removal

Rocker Arm, Valve: Removal

WARNING: This page is about a different variant/trim than selected.
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  1. Disconnect the negative battery cable (2).
    GC0143807Courtesy of CHRYSLER GROUP, LLC
  2. Remove the oil fill cap (1).
  3. Remove the engine cover (2).
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  4. Remove the ignition coils (1). Refer to COIL, IGNITION, REMOVAL .
    GC0080292Courtesy of CHRYSLER GROUP, LLC
  5. Using the sequence shown in the illustration, remove the cylinder head cover. Refer to COVER(S), CYLINDER HEAD, REMOVAL .
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  6. Install the pushrod retainer (special tool #9070, Retainer, Push Rod) (1).
    GC0088038Courtesy of CHRYSLER GROUP, LLC
  7. Using the sequence shown in the illustration, loosen the rocker shafts retaining bolts.
    GC0088045Courtesy of CHRYSLER GROUP, LLC
    CAUTION:

    The rocker shaft assemblies are not interchangeable between the intake and the exhaust, failure to install them in the correct location could result in engine damage. The intake rocker arms (1) are marked with the letter "I" (2).

    GC0088046Courtesy of CHRYSLER GROUP, LLC
    NOTE:

    The rocker arms and push rods must be installed in their original location as removed.

    CAUTION:

    Do not remove the retainers (1) from the rocker shaft (3).

  8. Remove the rocker shaft (3). Note the rocker arms and rocker shafts location to ensure installation in their original locations as removed.
    CAUTION:

    The longer pushrods are for the exhaust side and the shorter pushrods are for the intake side.

  9. Remove the pushrods. Note the pushrods location to ensure installation in their original locations as removed.