Mechanical Features
- Engine, Vortec 5.3L V8 SFI FlexFuel with Active Fuel Management capable of running on unleaded or up to 85% ethanol (with gas - 320 hp [238.6 kW] @ 5400 rpm, 335 lb-ft of torque [452.2 N-m] @ 4000 rpm, with E85 ethanol - 326 hp [243.1 kW] @ 5300 rpm, 348 lb-ft of torque [469.8 N-m] @ 4400 rpm), iron block
- Transmission, 6-speed automatic, electronically controlled with overdrive, tow/haul mode and tap up/tap down shifting
- Rear axle, 3.08 ratio (Not available with (K5L) Trailering Package.)
- Suspension Package, Premium Smooth Ride
- Differential, heavy-duty locking rear
- Transfer case, active, single-speed, electronic Autotrac with rotary controls, does not include neutral. Cannot be dinghy towed. (Requires (GU4) 3.08 rear axle ratio. Not available on 2WD models, (K5L) heavy-duty trailering package or with (Z71) off-road suspension package.)
- Alternator, 160 amps
- Rear wheel drive
- 4-wheel drive
- Trailering equipment, heavy-duty includes trailering hitch platform, 7-wire harness with independent fused trailering circuits mated to a 7-way sealed connector and (VR4) 2" trailering receiver
- Recovery hooks, 2 front, frame-mounted
- GVWR, 7100 lbs. (3221 kg) (Standard on 2WD models.)
- GVWR, 7300 lbs. (3311 kg) (Standard on 4WD models.)
- Suspension, front coil-over-shock with stabilizer bar
- Suspension, rear multi-link with coil springs
- Steering, power
- Brakes, 4-wheel antilock, 4-wheel disc
- Exhaust, aluminized stainless-steel muffler and tailpipe
- Tools, mechanical jack and wheel wrench stored in rear quarter trim