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Home >> Mercedes Benz >> 2008 >> GL320 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 13 (Engine Timing - 164 Chassis) >> Testing & Repair >> Remove/install valve springs and/or valve stem seals - AR05.30-P-3500 >> Remove/install valve springs and/or valve stem seals - AR05.30-P-3500AMG (ML63 AMG) >> Replace valve stem seals - AR05.30-P-3500-02VA

Replace valve stem seals - AR05.30-P-3500-02VA

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Fig 1: Identifying Pliers (606 589 00 37 00)
G04731967Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Fig 2: Identifying Drift (604 589 00 43 00)
G04731968Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
  1. Use pliers (01) SPECIAL TOOL to pull off valve stem seals (1)
  2. Check surface of valve stems for roughness and formation of burrs (visual inspection or with a nail).

    IMPORTANT Replace valves with a rough stem surface or formation of burrs.

    Fig 3: Pulling Off Valve Stem Seals Using Pliers
    G04731969Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
  3. Fit protective sleeve (02) onto valve stem.
  4. Oil valve stem seals (1).
  5. Press on the valve stem seals (1) with SPECIAL TOOL a drift (03).
  6. Pull protective sleeve (02) off the valve stem.
    Fig 4: Pressing On Valve Stem Seals With Drift
    G04731970Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
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