The locking rear differential is designed to evenly distribute power to both rear wheels in less-than-ideal traction conditions. This greatly helps your ability to handle slippery road conditions.
The Vortec 6.2L V8 with Variable Valve Timing delivers 403 hp and 417 lb.-ft. of torque.
When activated for trailering or driving in the mountains, this feature reprograms the automatic transmission. The Tow/Haul mode feature changes the shift schedule to help reduce the frequency and improve the predictability of transmission shifts.
The all-wheel drive system is always engaged, for more confidence. No 4-HIGH, 4-LOW or 2-HIGH gear selections required.
Heavy-duty with two override gears