C 2500 Suburban 2WD V8-6.5L DSL Turbo VIN F (1995)
Neutral Safety Switch: Service and Repair
4L80-E
PARK/NEUTRAL BACKUP SWITCH REPLACEMENT/ADJUSTMENT
Remove
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Apply parking brake.
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Shift transmission to neutral.
1. Negative battery cable.
2. Transmission control lever to manual shaft nut.
3. Transmission control lever from manual shaft. Let shift cable and control lever drop out of the way.
4. Wiring harness connector from switch.
5. Switch to transmission bolts.
6. Switch from transmission. Slide switch from manual shaft.
Install
1. Install Tool J41364-A to Park Neutral Back Up Switch. Be sure that the two detentes on the switch (where manual shaft is inserted) are lined up
with the lower two tabs on tool. Rotate tool until upper locator pin on tool is lined up with locator on switch.
2. Switch to transmission.
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Before sliding the switch on to the shaft, it may be necessary to lightly file the outer edge of the manual shaft to remove any burrs from the
shaft.
3. Switch to transmission bolts.
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Tighten Switch to transmission bolts to 27 Nm (20 lbs. ft.).
4. Remove Tool J-41364A from switch.
5. Wiring harness connectors to switch.
6. Transmission control lever to manual shaft.
7. Transmission control lever to manual shaft nut.
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Tighten Control lever nut to 27 Nm (20 lbs. ft.).
8. Lower vehicle.
9. Negative battery cable.
10. Check switch for proper operation.
