2018 Chevy Silverado 3500HD Review

The 2018 Chevrolet Silverado 3500HD is offered in regular-cab, double-cab and crew-cab body styles with a choice of rear- or four-wheel drive. All cab styles can be had in either single rear-wheel (SRW) or dual rear-wheel (DRW, or dually) configuration. The regular and double cabs are available only with an 8.2-foot long bed, while SRW crew-cab models can be configured with the long bed or a shorter 6.5-foot standard bed.

All models come standard with a 6.0-liter V8 (360 horsepower, 380 pound-feet of torque) matched to a six-speed automatic, while the optional turbocharged 6.6-liter diesel V8 (445 hp, 910 lb-ft) is paired to a more robust Allison 1000 six-speed. Buyers can add a bi-fuel option to the 6.0-liter engine, allowing it to run on gasoline or compressed natural gas (CNG).

Standard equipment for the regular-cab WT trim includes 18-inch steel wheels (17-inch wheels with DRW), manual tow mirrors, a seven-pin wiring harness with a trailer brake controller, rubberized floors, vinyl upholstery, a 40/20/40-split front bench seat, a driver information display, power door locks, manual crank windows, a rearview camera, air conditioning, cruise control, and a tilt-only steering wheel. Also standard are the MyLink 7-inch touchscreen infotainment system and a six-speaker audio system, Bluetooth, voice controls, and Android Auto/Apple CarPlay compatibility. The double- and crew-cab WT models get power windows.Optional on the WT is OnStar (with 4G LTE connection and Wi-Fi hotspot) and satellite radio.

The LT trim adds those optional infotainment features plus an upgraded 8-inch touchscreen, alloy wheels, heated mirrors, a remote-locking EZ Lift & Lower tailgate, remote locking and unlocking, full power accessories, an auto-dimming rearview mirror, cloth upholstery, an upgraded driver information display and a leather-wrapped steering wheel.

Above the LT, the LTZ trim includesfoglights, power-folding mirrors, a power-sliding rear window with defogger, remote engine start, dual-zone automatic climate control, leather upholstery, power-adjustable and heated front seats, driver's seat memory settings, a tilt-and-telescoping steering wheel, and a 110-volt household-style power outlet.

At the top of the ladder, the High Country comes with side-assist steps, cargo box tie-downs, a spray-in bedliner, a navigation system, power-adjustable pedals, a heated steering wheel, wireless phone charging, ventilated front seats, upgraded leather upholstery and a Bose audio system. Also included is the Driver Alert package, which brings lane departure warning and forward collision warning.

Some features on the upper trims can be added to the lower trims as options. Other extras, depending on trim, include the 4WD-only Z71 Off-Road package, a sunroof, a rear-seat entertainment system, a hard or soft tonneau cover, and gooseneck or fifth-wheel hitch preparation.