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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 254 (Frame And Underbody) >> Repair Instructions >> Front Engine Crossmember Replacement (4WD) >> Removal Procedure

Removal Procedure

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  1. Raise and support the vehicle. Refer to LIFTING AND JACKING THE VEHICLE .
  2. Support lower control arms with safety stands.
  3. Unload the torsion bars. Refer to TORSION BAR AND SUPPORT ASSEMBLY REPLACEMENT .
  4. Remove the right side differential carrier lower mounting bracket bolt and nut.
    Fig 1: Removing Right Side Differential Carrier Lower Mounting Bracket Bolt & Nut
    G02423586Courtesy of GENERAL MOTORS CORP.
  5. Remove the left side differential carrier lower mounting bracket bolt.
    Fig 2: Removing Left Side Differential Carrier Lower Mounting Bracket Bolt
    G02423587Courtesy of GENERAL MOTORS CORP.
  6. Remove the engine crossmember bolt from the left lower control arm bracket.
    Fig 3: Removing Engine Crossmember Bolt
    G02423588Courtesy of GENERAL MOTORS CORP.
  7. Remove the engine crossmember lower mounting bolts and nuts.
    Fig 4: Removing Engine Crossmember Lower Mounting Bolts & Nuts
    G02423589Courtesy of GENERAL MOTORS CORP.
  8. Remove the engine crossmember upper mounting bolts.
  9. Disconnect the electrical wiring harness connectors from the engine crossmember.
  10. Remove the lower control arm nuts and washers.
  11. Remove the lower control arm bolts until bolts are flush with the frame.
  12. Remove the engine crossmember.
    Fig 5: Removing Front Engine Crossmember (4WD)
    G02423590Courtesy of GENERAL MOTORS CORP.