2012 Chevrolet Avalanche Owner's Manual - Page 417

Vehicle Care After towing, see "Shifting Out of Neutral" under "Four-Wheel Drive" for the proper procedure to take the vehicle out of the Neutral position. with the rear wheels on the ground, the transmission could be damaged. The repairs would not be covered by the vehicle warranty. Never tow the vehicle with the rear wheels on the ground. Two-wheel-drive vehicles and four-wheel drive vehicles with a single speed automatic transfer case should not be towed with the rear wheels on the ground. Two-wheel-drive transmissions have no provisions for internal lubrication while being towed. Four-wheel drive vehicles with a single speed automatic transfer case have no neutral position and will spin the transmission when the rear wheels turn. To dolly tow a two‐wheel‐drive vehicle or a four-wheel drive vehicle with a single speed automatic transfer case, the vehicle must be towed with the rear wheels on the dolly. See "Rear Towing (Rear Wheels Off the Ground)" later in this section for more information. 10-87 Four-Wheel Drive Vehicles with a Two Speed Automatic Transfer Case Dolly Towing Front Towing (Front Wheels Off the Ground) - Two-Wheel-Drive Vehicles and Four-Wheel Drive Vehicles with a Single Speed Automatic Transfer Case Use the following procedure to dolly tow a four-wheel drive vehicle from the front: 1. Attach the dolly to the tow vehicle following the dolly manufacturer's instructions. 2. Drive the front wheels onto the dolly. 3. Shift the transmission to P (Park). 4. Firmly set the parking brake. Notice: If a two-wheel drive vehicle or a four-wheel drive vehicle with a single speed automatic transfer case is towed