Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2008 Pontiac Wave (CANADA) L4-1.6LFACTORY OEM SERVICE PROCEDURE
Transmission Position Sensor/Switch: Adjustments
Park/Neutral Position Switch Adjustment
Removal Procedure
Caution: Refer to Battery Disconnect Caution (Battery Disconnect Caution).
1. Disconnect the negative battery cable.
2. Disconnect the park/neutral position (PNP) switch electrical connector from the wiring harness.
3. Remove the E-ring.
4. Disconnect the shift control cable from the PNP switch lever.
5. Remove the retaining nut and then remove the washer and the control lever.
6. Using a driver, unstake the lock washer and remove the nut.
Installation Procedure
1. Install the PNP switch onto the manual valve lever shaft and temporarily install the 2 adjusting bolts.
Notice: Refer to Fastener Notice (Fastener Notice).
2. Install the new lock washer and nuts.
Tighten the nuts to 12 N.m (106 lb in).
3. Temporarily install the control lever
4. Turn the lever counterclockwise until it stops, then turn it clockwise 2 notches.
5. Remove the control lever.
6. Align the groove with the neutral basic line, then install the 2 bolts.
Tighten the 2 bolts to 5.4 N.m (48 lb in).
7. Using a screwdriver, stake the nut with the lock washer.
8. Install the control lever, washer and nut.
Tighten the nut to 12 N.m (106 lb in).
9. Connect the control cable to PNP switch.
10. Connect the PNP switch electrical connector.
11. Adjust the control cable. Refer to Range Selector Lever Cable Adjustment (Adjustments).
12. Install the control cable adjusting nut.
Tighten the control cable adjusting nut to 8 N.m (71 lb in).
13. Connect the negative battery cable.
Factory Service Tools
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.