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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 9 (Engine Mechanical - 6.6L - On Vehicle Repair Instructions) >> On-Vehicle Repair Instructions >> Oil Pan Replacement - Lower >> Removal Procedure

Removal Procedure

WARNING: This page is about a different variant/trim than selected.
  1. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. Place a suitable container under the engine in order to drain the oil.
  3. Remove the oil drain plug.
    Fig 1: View Of Oil Drain Plug
    GM660296Courtesy of GENERAL MOTORS CORP.
  4. Drain the engine oil.
  5. Remove the oil pan skid plate bolts and plate, if equipped.
    Fig 2: Identifying Oil Pan Skid Plate
    GM309158Courtesy of GENERAL MOTORS CORP.
  6. If equipped with a 2-wheel drive (2WD) vehicle, remove the crossmember bolts and crossmember.
    Fig 3: View Of Crossbar Bolts & Bar (2WD)
    GM328107Courtesy of GENERAL MOTORS CORP.
  7. If equipped with a 4-wheel drive (4WD) vehicle, remove the crossmember bolts and crossmember.
    Fig 4: View Of Crossmember Bolts & Bar (4WD Only)
    GM487521Courtesy of GENERAL MOTORS CORP.
  8. Disconnect the oil level sensor electrical connector.
    Fig 5: View Of Oil Level Sensor Electrical Connector
    GM1334843Courtesy of GENERAL MOTORS CORP.
  9. Remove the lower oil pan bolts/nuts.
    Fig 6: View Of Lower Oil Pan & Bolts/Nuts
    GM1334845Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: DO NOT damage the sealing surfaces when separating the lower oil pan from the upper oil pan.
  10. Separate the lower oil pan from the upper oil pan using J 37228  . See Special Tools .
  11. Remove the lower oil pan.
  12. If necessary, clean and inspect the lower oil pan. Refer to Oil Pan Cleaning and Inspection - Lower .
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