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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 19 (Automatic Transmission - 4L60-E/4L65-E/4L70-E - Introduction (2 Of 2)) >> Repair Instructions >> Off-Vehicle Repair Instructions >> Internal Transmission Speed Sensor Rotor Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2007 Hummer H2. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Identifying Output Shaft Seal & Output Shaft Sleeve
    GM5470Courtesy of GENERAL MOTORS CORP.
  1. Inspect the internal transmission speed sensor rotor (699) for cracks or damaged teeth.
  2. Inspect all splines on the output shaft (687) for cracks or damaged splines.
  3. Remove the output shaft seal (691) and the output shaft sleeve (690) (model dependent) 2WD units only.
    4. Fig 2: Using J 8433 & J 21427-01 To Remove Internal Speed Sensor Rotor
    GM5471Courtesy of GENERAL MOTORS CORP.
  4. If the internal speed sensor rotor (699) is damaged, replace it.
  5. Using J 8433  with J 21427-01  , remove the internal speed sensor rotor (699) from the output shaft (687).
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