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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 997 (Transfer Case - NVG 246-NP8) >> Repair Instructions >> Encoder Motor Sensor Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2004 GMC Sierra and 2004 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the encoder motor. Refer to Transfer Case Encoder Motor Replacement .
  2. Place the encoder motor on a clean work bench.
  3. Remove and discard 2 screws (2) from the motor cover.
  4. Remove and discard 2 screws (1) from the casting.
    5. Fig 1: Motor Cover & Casting Screws
    GM1341854Courtesy of GENERAL MOTORS CORP.
  5. Remove the cover.
  6. Remove and save the shim on the output gear.
  7. Remove and discard the orange rubber seal from the cover.
  8. Remove the output gear (1).
    9. Fig 2: Output Gear
    GM1361842Courtesy of GENERAL MOTORS CORP.
  9. Disassemble the harness connector (1) from the encoder.
    10. Fig 3: Encoder Harness Connector
    GM1361873Courtesy of GENERAL MOTORS CORP.
  10. Remove the encoder from the output shaft using a flat-tipped screwdriver.
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