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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1626 (Automatic Transmission - 4L80-E - Service & Replacement) >> Repair Instructions >> Park/Neutral Position Switch Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. 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 PROPELLER SHAFT REPLACEMENT - FRONT .
  4. Raise and suitably support the vehicle. Refer to LIFTING AND JACKING THE VEHICLE .
  5. Disconnect the park/neutral position (PNP) switch electrical connectors (5).
    Fig 1: Disconnecting Park/Neutral Position (PNP) Switch Electrical Connectors
    G01952347Courtesy of GENERAL MOTORS CORP.
  6. Remove the range selector cable end (2) from the range selector lever ball stud (1).
    Fig 2: Removing Range Selector Cable End From Range Selector Lever Ball Stud
    G01952348Courtesy of GENERAL MOTORS CORP.
  7. Remove the control lever to the manual shaft nut.
  8. Remove the control lever from the manual shaft.
  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.
    Fig 3: Removing PNP Switch & Bolts
    G01952349Courtesy of GENERAL MOTORS CORP.
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