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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 20 (Manual Transmission - NV 3500 - Service) >> Repair Instructions >> Transmission Housing Oil Seal Replacement - Rear (4WD) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different variant/trim than selected.
  1. Position J 36502-2A  over output shaft. See Special Tools .
    Fig 1: Positioning J 36502-2A Over Output Shaft
    GM4757Courtesy of GENERAL MOTORS CORP.
  2. Using J 36502  install NEW output shaft seal. See Special Tools .
    Fig 2: Installing Output Shaft Seal
    GM4758Courtesy of GENERAL MOTORS CORP.
  3. Remove J 36502-2A  from output shaft. See Special Tools .
    Fig 3: Removing J 36502-2A From Output Shaft
    GM4757Courtesy of GENERAL MOTORS CORP.
  4. Fill space between seal lips with grease GM P/N 1052497 or equivalent.
    Fig 4: Filling Space Between Seal Lips With Grease GM P/N 1052497
    GM7909Courtesy of GENERAL MOTORS CORP.
  5. Install transfer case. Refer to Transfer Case Assembly Replacement in Transfer Case - NVG 236/246-NP8 (Two Speed Automatic) or Transfer Case Assembly Replacement in Transfer Case - NVG 261-NP2 (Two Speed Manual).
  6. Check transmission fluid level. Add as necessary.
  7. Lower vehicle.
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