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Home >> Chevrolet >> 2008 >> Optra LS, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls And Fuel - 2.0L (Diesel) >> Repair Instructions >> Glow Plug Relay Replacement >> Removal Procedure
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Removal Procedure

  1. Disconnect the negative battery cable.
  2. Fig 1: Identifying Glow Plug Control Unit And Retaining Nut
    GM1963153Courtesy of GENERAL MOTORS CORP.
  3. Disconnect the glow plug control unit.
  4. Remove the glow plug control unit retaining nut.
  5. Remove the glow plug control unit.