2008 Chevrolet Silverado 1500 Pickup Owner's Manual - Page 364

Dolly Towing {CAUTION: Shifting a four-wheel-drive vehicle's transfer case into NEUTRAL can cause your vehicle to roll even if the transmission is in PARK (P). You or others could be injured. Make sure the parking brake is firmly set before you shift the transfer case to NEUTRAL. 5. Shift the transfer case to NEUTRAL. See Four-Wheel Drive on page 2-36 for the proper procedure to select the neutral position for your vehicle. 6. Release the parking brake only after the vehicle being towed is firmly attached to the towing vehicle. 7. Turn the ignition to LOCK/OFF. Front Towing (Front Wheels Off the Ground) Two-Wheel-Drive Vehicles Notice: If you tow a two-wheel-drive vehicle with the rear wheels on the ground, the transmission could be damaged. The repairs would not be covered by your warranty. Never tow your vehicle with the rear wheels on the ground. Two-wheel-drive vehicles should not be towed with the rear wheels on the ground. Two-wheel-drive transmissions have no provisions for internal lubrication while being towed. To dolly tow a two-wheel-drive vehicle, you must tow the vehicle with the rear wheels on the dolly. See "Rear Towing (Rear Wheels Off the Ground)" later in this section for more information. 4-52