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Home >> Buick >> 2002 >> Century Limited >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Engine Mechanical - 3.1L V6 - VIN (J) (On-Vehicle) >> Repair Instructions >> Valve Rocker Arm Cover Replacement - Right >> Remove Procedure

Remove Procedure

  1. Disconnect the negative battery cable.
  2. Remove the drive belt. Refer to Drive Belt Replacement .
  3. Remove the generator. Refer to GENERATOR .
  4. Remove the generator bracket.
  5. Remove the right spark plug wires. Refer to SPARK PLUG WIRE REPLACEMENT in ENGINE CONTROLS - REMOVAL & INSTALLATION, OVERHAUL .
  6. Remove the EVAP purge valve. Refer to EVAPORATIVE EMISSION (EVAP) CANISTER PURGE VALVE REPLACEMENT in ENGINE CONTROLS - REMOVAL & INSTALLATION, OVERHAUL .
  7. Remove the ignition coil bracket with the coils. Refer to IGNITION COILS .
  8. Remove the Ignition Coil bracket Studs.
  9. Remove the vacuum hose from the grommet in the right valve rocker arm cover.
  10. Remove the right valve rocker arm cover bolts.
  11. Remove the right valve rocker arm cover.
    Fig 1: Right Valve Rocker Arm Cover
    G01763584Courtesy of GENERAL MOTORS CORP.
  12. Remove the right valve rocker arm cover gasket.
  13. Clean the valve rocker arm cover.
  14. Clean the valve rocker arm cover gasket mating surfaces.
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