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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1007 (Automatic Transmission - 4L80-E/4L85-E (Introduction, Service & Replacement)) >> Repair Instructions >> Park/Neutral Position Switch Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 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 in Driveline/Axle.
  4. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  5. Disconnect the park/neutral position (PNP) switch electrical connector (2).
    Fig 1: Disconnecting The Park/Neutral Position (PNP) Switch Electrical Connector
    GM1284299Courtesy of GENERAL MOTORS CORP.
    6. Fig 2: View Of Range Selector Cable End At Transmission Range Selector Lever Ball Stud
    GM738167Courtesy of GENERAL MOTORS CORP.
  6. Remove the range selector cable end (2) from the range selector lever ball stud (1).
  7. Remove the control lever to the manual shaft nut.
    Fig 3: Removing The Control Lever From The Manual Shaft
    GM1480478Courtesy of GENERAL MOTORS CORP.
  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.
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