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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 834 (Automatic Transmission - 4L80-E/4L85-E (Service & Replacement)) >> Repair Instructions >> Park Lock Pawl and Actuator Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2003 GMC Yukon XL, 2003 Chevrolet Suburban, and 2003 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the transmission filter. Refer to AUTOMATIC TRANSMISSION FLUID/FILTER REPLACEMENT  .
  2. Remove the park/neutral position (PNP) switch. Refer to PARK/NEUTRAL POSITION SWITCH REPLACEMENT  .
  3. Remove the manual shaft nut and pin.
  4. Remove the detent lever and actuator.
  5. Remove the parking pawl bracket bolts.
  6. Remove the parking pawl return spring.
    Fig 1: Removing Park Lock Pawl And Actuator (1 Of 2)
    G02112242Courtesy of GENERAL MOTORS CORP.
  7. Use the modified screw extractor in order to remove the plug.
  8. Remove the parking pawl shaft retainer, shaft and pawl.

    Important:  If the manual shaft binds in the case during removal, file or sand the shaft in the area adjacent to the detent lever.

  9. Remove the manual shaft.
  10. Remove the manual shaft seal.
    Fig 2: Removing Park Lock Pawl And Actuator (2 Of 2)
    G02112243Courtesy of GENERAL MOTORS CORP.
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