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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 275 (Automatic Transmission - 4L60-E/4L65-E - Servicing) >> Adjustments >> Park/Neutral Position Switch

Park/Neutral Position Switch

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NOTE: Apply the Park brake. The engine must start in the Park (P) or Neutral (N) positions only. Check the Park/Neutral Position (PNP) switch for proper operation.
  1. Place the transmission range selector in the Neutral (N) position.
  2. With an assistant in the drivers seat, raise and suitably support the vehicle.
  3. Loosen the PNP switch bolts.
  4. With the vehicle in the Neutral (N) position, rotate the switch while the assistant attempts to start the engine.
  5. Following a successful start, turn the engine OFF.
  6. Tighten the PNP switch bolts to specification. See TORQUE SPECIFICATIONS  .
  7. Lower the vehicle.
  8. Check the PNP switch for proper operation. The engine must start in the Park (P) or Neutral (N) positions only.
  9. Replace the PNP switch if proper operation can not be achieved. See PARK/NEUTRAL POSITION SWITCH  .
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