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Home >> Pontiac >> 2002 >> Grand Prix V6-3.8L VIN K >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Sensors and Switches - Computers and Control Systems >> Transmission Position Sensor/Switch >> Service and Repair
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Transmission Position Sensor/Switch: Service and Repair

Removal Procedure





1. Apply the parking brake.
2. Block the wheels.
3. Place the vehicle is the Neutral position.
4. Remove the air cleaner intake duct.
5. Remove the automatic transaxle range selector cable from the PNP switch.





6. Disconnect the PNP switch electrical connectors.
7. Remove the automatic transaxle range selector lever nut.
8. Remove the automatic transaxle range selector lever.





9. Remove the PNP switch bolts.
10. Remove the PNP switch.

Installation Procedure





1. Verify that the shift shaft in the Neutral position.

Important: DO NOT ROTATE A NEW PNP SWITCH. A new PNP switch is pinned in the Neutral position. If the bolt holes do not align with the mounting boss on the transaxle, verify that the shaft is in the Neutral position. Adjust the PNP switch if the new switch has been rotated and the pin is broken or if using an old PNP switch.

2. Align the flats of the shift shaft to the flats in the PNP switch.
3. Install the PNP switch to the mounting boss.

Notice: Refer to Fastener Notice in Service Precautions.

4. Install the PNP switch bolts.
^ Tighten the bolts to 25 Nm (18 ft. lbs.).
5. Install the automatic transaxle range selector lever.
6. Install the automatic transaxle range selector nut.
^ Tighten the nut to 25 Nm (18 ft. lbs.).





7. Connect the PNP switch electrical connectors.





8. Install the automatic transaxle range selector cable to the PNP switch.

Important: Verify that the engine starts only in the Park position or the Neutral position once the PNP switch is installed. Readjust the PNP switch and/or inspect the shifter and the automatic transaxle range selector lever if the engine starts in any other position.

9. Install the air cleaner intake duct.
10. Remove the blocks from the wheels.
11. Release the parking brake.
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