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Home >> Jeep >> 2007 >> Commander Base, 4.7 P, AWD >> Repair and Diagnosis (Single Page) >> Engine Performance >> Ignition System >> Ignition System (Service Information) >> Ignition System - Service Information >> Plug-Glow >> Removal >> Glow Plug
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Glow Plug

CAUTION: Engine temperature must be at least 90°C (194°F) before removing glow plugs. If cylinder head is already removed, warm cylinder head to 90°C (194°F) before removing glow plugs.
  1. Disconnect negative battery cable.
  2. Remove engine cover. Refer to REMOVAL .
  3. Disconnect glow plug electrical connector (1).
    WARNING: Risk of injury to skin and eyes from handling hot or glowing objects. Wear protective gloves, clothing and eye wear.
  4. Clean glow plug bay.
  5. Remove glow plugs.
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