2013 Chevrolet Silverado 3500 HD Crew Cab Owner Manual - Page 312
2013 Chevrolet Silverado 3500 HD Crew Cab Manual
Page 312 highlights
9-44 . Driving and Operating case into Four-Wheel-Drive Low while the vehicle is moving faster than 5 km/h (3 mph). . Shifting from Two-Wheel Drive High to Four-Wheel Drive High while the vehicle is in motion may require that moderate force be applied to the shift lever for a few seconds before Four-Wheel Drive High can be engaged, especially in cold weather. In extremely cold weather, it may be necessary to slow or stop the vehicle to shift into Four-Wheel Drive High. While in Four-Wheel Drive High, the vehicle can be driven at any posted legal speed limit. Shifting into Four-Wheel Drive Low should be done, if possible, with the vehicle at a slight roll, 5 km/h (3 mph) or less. Shift the transmission into N (Neutral). . . the transfer case will end up in N (Neutral). This is normal, and is a function of the gear teeth aligning in the transfer case. When this happens, make sure the engine is on, shift the transmission momentarily to D (Drive) and back to N (Neutral), and then complete the transfer case shift. . { WARNING Shifting the transfer case to N (Neutral) can cause the vehicle to roll even if the transmission is in P (Park). You or someone else could be seriously injured. Be sure to set the parking brake before placing the transfer case in N (Neutral). See Parking Brake on page 9‑54. . . Shift the transfer case shift lever in one continuous motion into the Four-Wheel Drive Low position. When in Four-Wheel Drive Low do not drive faster than 72 km/h (45 mph). This will reduce wear and extend the life of your transfer case. . Shifting In or Out of Four-Wheel Drive Low Notice: Shifting the transfer case into Four-Wheel-Drive Low while moving at speeds faster than 5 km/h (3 mph) may cause premature wear to the transfer case, and may cause the gears to grind. To avoid causing premature wear, and grinding the gears, do not shift the transfer Shifting In or Out of Neutral 1. With the vehicle running and the engine at an idle, set the parking brake. Shifting into Four-Wheel Drive Low with the vehicle at a stop may be more difficult. You may be unable to complete the shift to Four-Wheel Drive Low, and