2003 Chevrolet Silverado 1500 Pickup Owner's Manual - Page 114

If you haveL d r - wheel drive, your vehicle will be free to roll even if your shift lever in is PARK (P) - if your transfer case in NEUTRAL. is So, be sure the transfer case in a drivegear, is two-wheel high (2H) or four- wheelhigh (4H) or four-wheel low (4L) - not inNEUTRAL. See "Shifting into Park in the index. (P)" REVERSE (R): Use this gear to back up. If your vehicle is equipped with the Allison Transmission, the R may blink on the PRNDL if the shift inhibitor is active. Shifting into a drivegear while your engine is "racing" (running at high speed) is dangerous. Unless your foot is firmly on the brake pedal, your vehicle could move very rapidly. You could lose control andhit people or objects. Don't shift into a drivegear while your engine Notice: Damage to your transmission caused by shifting out of PARK (P) or NEUTRAL (N) with the engine racing isn't covered by your warranty. Notice: Shifting to REVERSE (R) while your vehicle DRIVE (D): This position is for normal driving. If is moving forward could damage your transmission. you need more power for passing, and you're: Shift to REVERSE (R) only after your vehicle is Going less than about 35 mph (55 km/h), push your stopped. accelerator pedal about halfway down. To rock your vehicle back and forth to get out of snow, Going about 35 mph (55 km/h) or more, push the ice or sand without damaging your transmission, accelerator all the way down. see If You Are Stuck: In Sand, Mud, Ice or Snow on You'll shift down to the next gear and have more power. page 4-50. NEUTRAL (N): In this position, your engine doesn't connect with the wheels. To restart when you're already moving, use NEUTRAL (N) only. Also, use NEUTRAL (N) when your vehicle is being towed. 2-27