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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 Lock Pawl and Actuator Replacement >> Installation Procedure

Installation 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. Install the pawl shaft.
  2. Install the parking pawl.
    Fig 1: Parking Pawl Assembly
    GM43307Courtesy of GENERAL MOTORS CORP.
  3. Install the plug using a 8 mm or (5/16 inch) rod with Loctite® or equivalent.
  4. Install the retainer.
    5. Fig 2: Parking Pawl Assembly
    GM43309Courtesy of GENERAL MOTORS CORP.
  5. Install the pawl return spring.
  6. Install the detent lever to the actuator.
  7. Install the actuator over the parking pawl.
  8. Install the manual shaft seal.
  9. Lubricate the manual shaft with transmission oil and install the manual shaft into the case.
  10. Install the nut on the shaft.
  11. Install the roll pin.
    12. NOTE: Refer to Fastener Notice in Cautions and Notices.
  12. Install the parking lock bracket bolts.

    Tighten:  Tighten the bolts to 24 N.m (18 lb ft).

  13. Install the PNP switch. Refer to Park/Neutral Position Switch Replacement .
  14. Install the transmission filter. Refer to Automatic Transmission Fluid/Filter Replacement .
  15. Fill the transmission to the proper level with Dexron® III transmission fluid. Refer to Transmission Fluid Checking Procedure .
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