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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 133 (Automatic Transmission - 4L80-E/4L85-E - Introduction (2 Of 2)) >> Repair Instructions >> Repair Instructions - On Vehicle >> Park/Neutral Position Switch Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2007 GMC Yukon XL and 2007 Chevrolet Suburban. However, it is still accessible from the selected car via links, so may be relevant.
  1. Apply the park brake.
  2. Shift the transmission into Neutral.
  3. If equipped with 4-wheel drive (4WD), remove the front propeller shaft. Refer to Front Propeller Shaft Replacement .
  4. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle .
    5. Fig 1: View Of PNP Switch Electrical Connector
    GM1709732Courtesy of GENERAL MOTORS CORP.
  5. Disconnect the park/neutral position (PNP) switch electrical connector (1).
    6. Fig 2: View Of Manual Shaft Nut & Control Lever
    GM1707303Courtesy of GENERAL MOTORS CORP.
  6. Disconnect the selector cable from the range selector lever ball stud.
  7. Remove the control lever to the manual shaft nut (1).
  8. Remove the control lever (2) from the manual shaft.
    9. Fig 3: View Of Control Lever At The Manual Shaft
    GM1480478Courtesy of GENERAL MOTORS CORP.
  9. Remove the PNP switch bolts.
  10. Remove the PNP switch from the manual shaft. If the PNP switch does not slide off the manual shaft, file the outer edge of the manual shaft in order to remove any burrs.
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