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Home >> Isuzu >> 2007 >> Ascender 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 274 (Automatic Transmission - 4L60-E/4L65-E/4L70-E - Removal & Installation, Service, Overhaul, Troubleshooting & Diagnosis) >> Repair Instructions - On Vehicle >> Park/Neutral Position Switch Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2008 Isuzu Ascender, 2008 GMC Envoy, and 2008 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
  1. Apply the parking brake.
  2. Shift the transmission into neutral.
  3. Raise the vehicle. Refer to Lifting and Jacking the Vehicle .
  4. Fig 1: View Of PNP Switch, Lever & Manual Shaft
    GM394471Courtesy of GENERAL MOTORS CORP.
  5. Remove the nut securing the transmission control lever to the manual shaft.
  6. Remove the transmission control lever from the manual shaft.
  7. Disconnect the electrical connectors from the switch.
  8. Remove the bolts securing the park/neutral position switch to the transmission.
  9. Remove the park/neutral position switch from the manual shaft. If the park/neutral position switch did not slide off the manual shaft, file the outer edge of the manual shaft in order to remove any burrs.