2011 Chevrolet Tahoe Owner's Manual - Page 375
2011 Chevrolet Tahoe Manual
Page 375 highlights
Driving and Operating When trailering, make sure of the following: . 9-91 Trailer Brake Control Panel The ITBC system is used only with trailers that are equipped with electric brakes. All applicable local and federal laws and regulations are followed. All electrical and mechanical connections to the trailer are made correctly. The trailer's brakes are in proper working condition. The trailer and vehicle are properly loaded for the towing condition. A. Manual Trailer Brake Apply Lever B. Trailer Gain Adjustment Buttons The ITBC system has a control panel located on the instrument panel to the left of the steering column. The control panel allows adjustment to the amount of output, . referred to as trailer gain, available to the electric trailer brakes and allows manual application the trailer brakes. The Trailer Brake Control Panel is used along with the Trailer Brake Display Page on the DIC to adjust and display power output to the trailer brakes. Trailer Brake DIC Display Page The ITBC system displays messages into the vehicle's Driver Information Center (DIC). See Driver Information Center (DIC) on page 5‑28 for more information. The display page indicates Trailer Gain setting, power output to the electric trailer brakes, trailer connection and system operational status. . . . The ITBC system is a factory installed item. Out‐of‐factory installation of this system should not be attempted. GM is not responsible for warranty or performance of the system resulting from out‐of‐factory installation.