K 3500 Truck 4WD V8-6.5L DSL Turbo VIN S (1999)
Shift Cable: Adjustments
Automatic Transmission - 4L60-E
1. Position the steering column transmission shift lever to PARK (P).
2. Apply the parking brake.
3. Raise the vehicle. Refer to Vehicle Lifting.
4. Position the transmission range select lever to PARK (P). Rotate the range select lever clockwise until it reaches the full mechanical stop position.
5. Slide the black retaining clip forward on the range select lever cable end. This will allow the white lock button to be pushed out.