2002 GMC Envoy Owner's Manual - Page 99

Shifting to NEUTRAL To shift the transfer case to NEUTRAL first make sure the vehicle is parked so that it will not roll: 1. Set the parking brake. 2. Start the vehicle. 3. Connect the vehicle to the towing vehicle. 4. Put the transmission in NEUTRAL (N). 5. Shift the transfer case to 2HI. 6. Turn the transfer case knob all of the way past 4LO and hold it there for a minimum of 10 seconds. The NEUTRAL (N) indicator light will come on. 7. Shift the transmission to REVERSE (R) for one second, then shift the transmission to DRIVE (D) for one second. 8. Turn the ignition to LOCK. 9. Place the transmission shift lever to PARK (P). 10. Release the parking brake prior to towing. Shifting Out of NEUTRAL To shift the transfer case out of NEUTRAL: 1. Set the parking brake and apply the regular brake pedal. 2. Start the vehicle with the transmission in PARK (P). 3. Turn the transfer case knob to the desired shift position (2HI, 4HI or A4WD). 4. Put the transmission in NEUTRAL (N). 5. After the transfer case has shifted out of NEUTRAL, the red light will go out. Shift the transmission lever to the desired position. 6. A re-engagement sound is normal when shifting out of NEUTRAL. 2-30