2013 Chevrolet Express 1500 Cargo Owner Manual - Page 246

9-56 Driving and Operating . * If the vehicle is a cutaway with trailer provisions, a 15 amp fuse will be shared for both left/stop trailer turn and right/stop trailer turn signals. However, the cutaway lighting connector will have a 10 amp fuse for each signal. ** If the vehicle is a cutaway with trailer provisions, a 15 amp fuse will be shared for trailer park lamps and cutaway rear lighting connector park lamps. Also, a 10 amp fuse will be shared for trailer back-up lamps and cutaway rear lighting connector back-up lamps. When pulling a heavy trailer or a large or heavy load in stop and go traffic. When pulling a heavy trailer or a large or heavy load in busy parking lots where improved low speed control of the vehicle is desired. . This indicator light on the instrument cluster comes on when the Tow/ Haul Mode is on. Tow/Haul is a feature that assists when pulling a heavy trailer or a large or heavy load. See Tow/Haul Mode on page 9‑29. Tow/Haul is designed to be most effective when the vehicle and trailer combined weight is at least 75 percent of the vehicle Gross Combined Weight Rating (GCWR). See "Weight of the Trailer" in Trailer Towing on page 9‑49. Tow/Haul is most useful under the following driving conditions: . Tow/Haul Mode This button is on the instrument panel, to the right of the steering wheel. Pressing this button turns on and off the Tow/Haul Mode. Operating the vehicle in Tow/Haul when lightly loaded or with no trailer at all will not cause damage. However, there is no benefit to the selection of Tow/Haul when the vehicle is unloaded. Such a selection when unloaded may result in unpleasant engine and transmission driving characteristics and reduced fuel economy. Tow/ Haul is recommended only when pulling a heavy trailer or a large or heavy load. When pulling a heavy trailer or a large or heavy load through rolling terrain.