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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 503 (Transfer Case - Mp 3023/3024 (NQH)) >> Repair Instructions - On Vehicle >> Transfer Case Two/Four Wheel Drive Actuator Replacement

Transfer Case Two/Four Wheel Drive Actuator Replacement

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Fig 1: View Of Two/Four Wheel Drive Actuator, Seal & Bolts
GM1836291Courtesy of GENERAL MOTORS COMPANY
Transfer Case Two/Four Wheel Drive Actuator Replacement

Callout Component Name
Preliminary Procedure 
Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
1 Two/Four Wheel Drive Actuator Bolts (Qty: 4)
CAUTION:

Refer to Fastener Caution .


Tighten 
18 (13 lb ft)
2 Two/Four Wheel Drive Actuator
3 Two/Four Wheel Drive Actuator Seal

Procedure

  1. Use J 45278  seal remover and J 23907  slide hammer to remove the seal from the actuator.
  2. Use the J 44907  bearing installer to install the seal to the actuator.

TIP:  Remove the seal from the actuator ONLY if seal replacement is necessary.

Special Tools

  • J 23907  Slide Hammer
  • J 44907  Bearing Installer
  • J 45278  Seal Remover
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