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Home >> Pontiac >> 2004 >> Aztek Base, AWD >> Repair and Diagnosis >> Body & Frame >> Frames, Subframes & Crossmembers >> Frame And Underbody >> Repair Instructions >> Crossmember Replacement >> Removal Procedure

Removal Procedure

  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  2. Remove the tire and the wheel. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  3. Support rear differential carrier using a utility stand.
    4. Fig 1: View Of Rear Differential Carrier Mounting Bolts
    GM690531Courtesy of GENERAL MOTORS CORP.
  4. Remove the rear differential carrier mounting bolts (5) from the rear crossmember. Refer to Differential Replacement in Rear Drive Axle.
  5. Remove the rear suspension knuckle. Refer to Knuckle Replacement (All Wheel Drive) in Rear Suspension.
  6. Disconnect the wheel speed sensor harness from the lower control arm and from the rear cross member.
  7. Remove the rivets that attach the park brake cable to the rear crossmember.
  8. Remove the automatic level control (ALC) height sensor and link from the crossmember bar and lower control arm. Refer to Automatic Level Control Sensor Replacement in Automatic Level Control.
  9. Secure the ALC wiring harness out of the way.
  10. Using a utility jack, support the rear crossmember.
  11. Remove the rear crossmember mounting bolts.
    12. Fig 2: View Of Rear Crossmember
    GM771995Courtesy of GENERAL MOTORS CORP.
  12. Lower the rear crossmember.
  13. Remove the rear stabilizer shaft. Refer to Stabilizer Shaft Replacement (All Wheel Drive) in Rear Suspension.
  14. Remove the rear axle upper control arms from the rear crossmember. Refer to Rear Axle Upper Control Arm Replacement (All Wheel Drive) in Rear Suspension.
  15. Remove the rear axle lower control arms from the rear crossmember. Refer to Rear Axle Lower Control Arm Replacement (All Wheel Drive) in Rear Suspension.
  16. Remove the tie rods from the rear crossmember. Refer to Tie Rod Replacement (Front Wheel Drive) or Tie Rod Replacement (All Wheel Drive) in Rear Suspension.
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