2010 Dodge Ram 1500 Regular Cab Owner Manual - Page 321

STARTING AND OPERATING 319 moving the shift lever to the desired positions. The 4H and 4L positions are intended for loose, slippery road surfaces only. Driving in the 4H and 4L positions on dry, hard surfaced roads may cause increased tire wear and damage to the driveline components. The "Transfer Case Position Indicator Light" in the instrument cluster will alert the driver that the vehicle is in four-wheel drive and that the front and rear driveshafts are locked together. This light will illuminate when the transfer case is shifted into either the 4H or 4L position. There is no light for the 2H or NEUTRAL positions. Proper operation of four-wheel drive vehicles depends on tires of equal size, type and circumference on each wheel. Any difference will adversely affect shifting and can cause damage to the transfer case. NOTE: Do not attempt to make a shift while only the front or rear wheels are spinning. The transfer case is not equipped with a synchronizer and therefore the front and rear driveshaft speeds must be equal for the shift to take place. Shifting while only the front or rear wheels are spinning can cause damage to the transfer case. 5 Because four-wheel drive provides improved traction, there is a tendency to exceed safe turning and stopping When operating your vehicle in 4L, the engine speed is speeds. Do not go faster than road conditions permit. approximately three times that of the 2H or 4H positions NOTE: Delayed shifts out of four-wheel drive may be at a given road speed. Take care not to overspeed the experienced due to uneven tire wear, low or uneven tire engine and do not exceed 25 mph (40 km/h). pressures, excessive vehicle loading, or cold temperatures.