2009 GMC Acadia Owner's Manual - Page 275

Driving Your Vehicle Dolly Towing (All-Wheel-Drive Vehicles) Dolly Towing (Front-Wheel-Drive Vehicles Only) 4-23 4. Clamp the steering wheel in a straight-ahead position with a clamping device designed for towing. 5. Remove the key from the ignition. 6. Secure the vehicle to the dolly. 7. Release the parking brake. All-wheel-drive vehicles must not be towed with two wheels on the ground. To properly tow these vehicles, they should be placed on a platform trailer with all four wheels off of the ground or dinghy towed from the front. To tow a front-wheel-drive vehicle from the front with two wheels on the ground: 1. Put the front wheels on a dolly. 2. Move the shift lever to P (Park). 3. Set the parking brake.