2021 GMC Sierra 2500 HD review: Monster truck – Roadshow

Beget no mistake, this truck is expansive.


Craig Cole/Roadshow

Heavy-responsibility trucks are particular-motive tools designed to tow monumental loads and haul mountains of stuff in every originate of stipulations. Like diversified HD pickups, the 2021 GMC Sierra 2500 AT4’s standard lack of refinement, low gasoline effectivity and ponderous dynamics fabricate living with it day after day a discipline whenever you happen to don’t desire the tall ability it supplies.

Like

  • Towing and hauling ability
  • Subtle powertrain
  • Ingenious tailgate

Create no longer Like

  • Lackluster efficiency
  • Same aged within
  • Brash styling

Providing rather of further fashion and off-boulevard ability, the Sierra 2500 AT4 objects purpose darkish chrome exterior accents, physique-shade bumpers and a valorous grille create. The same outdated gleaming-red recovery hooks look monumental and ought to be substantial well-known on the shuffle. Ensuring this truck can take dangle of you out into the desolate tract, it comes with Rancho shocks, a locking rear differential and standard 18-plug wheels with Michelin all-terrain tires, though this instance rolls on swanky 20-plug rims.

Bigger is no longer persistently higher

With a crew-cab physique and off-boulevard suspension, this Sierra is tall, a few trailer hitch attempting 21 toes in measurement, and that’s the explanation with simply the 82-plug, standard-measurement bed. Its elevated cab presents you skyscraper views of surrounding traffic and makes climbing onboard a chore. Moreover the colossal telescopic towing mirrors, its physique is now not any wider than a GMC Sierra or Chevy Silverado 1500’s, however this part appears as if it takes up a lane and a half of, a sensation that’s accentuated by its nearly comically raised hood that partly obscures ahead visibility and frightens pets and limited kids.

Maneuverability is a discipline with this truck. Parking would perchance be annoying, and I instinctively swing huge for every turn to manual particular of clipping curbs or scraping diversified vehicles. The Sierra 2500 is now not any bigger than rival heavy-responsibility pickups from Ford and Ram, however it absolutely particular feels a measurement or two increased.

Serving to manufacture things a miniature bit more manageable, GMC supplies a fluctuate of well-known technologies. The available ProGrade Trailering system, to illustrate, presents as a lot as 15 diversified digicam views. This entails a luminous transparent-trailer purpose that makes utilize of video to manufacture it appear to be there might be nothing in the support of the truck. A rear digicam replicate would perchance be provided, which shows right-time video on a show cowl cowl mounted below the rear-search replicate glass, offering a a lot wider discipline of search.

For contributors who steadily tow, this truck supplies a variety of suave functions that would perchance perchance fabricate it a lot much less annoying. A suave computerized electrical parking brake keeps the truck from rolling that limited quantity whenever you happen to shift into park, one thing that would perchance perchance fabricate hooking up a trailer fairly disturbing. The towing mirrors can lengthen or reflect at the push of a button, hill-originate reduction and hill-descent regulate reduction attach loads protected and gather when traversing mountainous terrain, and tow/haul mode will also dwell engaged at the subsequent key cycle so that you simply might perchance well perchance no longer must manually turn it on all all over again. This is all monumental stuff, however perchance the Sierra’s cleverest purpose is in actuality its simplest one.

20-plug wheels look downright exiguous on this substantial truck.


Craig Cole/Roadshow

By the numbers

So that you simply mainly know exactly what your specific truck is rated to tow or haul, GMC entails a sticky label on the door jamb that spells the whole lot out, just like the inappropriate automotive weight ranking, maximum payload, venerable trailering ability, curb weight and more. This takes the guesswork out of how a lot you might perchance well perchance also safely contend with.

Flexing its muscle groups, this Sierra 2500’s maximum payload ranking is 3,232 pounds and it will tow as a lot as 14,500 pounds with the hitch. Hook a gooseneck trailer up as an different, and that figure increases to a ambitious 16,620 pounds.

Yet any other different of existing: six. That’s how many functions the Sierra’s available MultiPro Tailgate supplies. This is one in all essentially the most innovative pickup truck functions to attain out in the final 20 years. This ingenious setup has what amounts to a limited gate within the most significant tailgate, which permits you to haul freight more securely, with out inform attain objects kept in the bed and it even works as a step so that you simply might perchance well perchance also very effortlessly climb into the cargo box.

The MultiPro Tailgate is one in all the Sierra’s most innovative functions.


Craig Cole/Roadshow

Modest efficiency, immodest consumption

The Sierra 2500’s standard 6.6-liter gasoline V8 is potent sounding and soft working, however even with the truck bed empty and no trailer in tow it feels overmatched. With out reference to getting dispute gasoline injection and even variable valve timing, this engine simply doesn’t appear to construct like one thing with 401 horsepower and 464 pound-toes of torque ought to. It be no longer in particular punchy around city, and merging onto the freeway takes longer than expected, the silky and astute six-coast computerized transmission doing its absolute best to help salvage this rig as a lot as bustle. I blame the Sierra’s towering physique, broad frontal worry and fascinating-for-motion weight of 7,418 pounds for this pokey efficiency. Drivers who need more ability and self assurance (or simply want to roll some coal) can salvage a 6.6-liter Duramax diesel matched with a 10-coast gearbox, though you pay thru the nose for the privilege of burning oil. This powertrain provides about 10 monumental to the truck’s worth stamp.

For the explanation that Sierra 2500’s inappropriate automotive weight ranking is higher than 8,500 pounds, it be exempt from gasoline-financial system checking out. Silent, unladen, in right-world driving, I’ve averaged around 14 miles per gallon in retaining with the time out pc, which is no longer too gruesome for one thing of this measurement and weight.

The truck’s breeze is essentially on the firm facet, however it absolutely’s no longer so starchy that it crashes over bumps or shatters your backbone. The breeze is a splash harsher than I’d like, however this stiffness is serious so that you simply’re no longer sitting on the bump stops when the bed’s fat of cargo. Load this GMC up with bricks, gravel or a cord or two of firewood and I bet it would perchance well breeze damn halt to love a Lexus. The Sierra’s steering is slack and imprecise, plus it be liable to let the truck plug rather, however the honest front suspension presents it an edge over competing heavy-responsibility trucks, which quiet attain with solid front axles.

This within is plain and drab.


Craig Cole/Roadshow

Big truck, exiguous monitors

GM’s contemporary-abilities pickups are no longer identified for their stellar interiors. Silverado and Sierra cabins in both gentle- and heavy-responsibility originate are low-funds affairs made of unattractive annoying plastic. The seats are flat, and heaps the secondary controls are of low quality. Ram has a particular reduction on this worry and even Ford’s older trucks are a hair nicer.

The Sierra AT4’s infotainment system with built-in navigation is easy to make utilize of and responsive, however it absolutely’s displayed on an 8-plug touchscreen that appears exiguous on such an expansive dashboard. Extra cheapening the trip, this panel’s viewing angles are no longer monumental, with the colours with out inform washing out.

The $7,975 AT4 Top price Kit entails a fluctuate of services similar to Apple CarPlay and Android Auto that both connect wirelessly, rear inappropriate-traffic alert, front and rear parking sensors and computerized high beams. It also will get you a particular and crisp head-up existing and GMC’s Safety Alert Seat, which vibrates to warn the motive force of trouble.

The Sierra HD is one no longer easy truck.


Craig Cole/Roadshow

Consolation on this truck is mixed. The 10-capability energy-adjustable driver’s chair is firm however nearly about free of any bolstering. It be cut for anyone quite a bit of situations heavier than me. The backseat, on the other hand, is awfully fine, offering warmth for the outboard passengers and miles of legroom thanks to the crew-cab physique.

Pony up, cowboy

In addition to to that AT4 Top price Kit, this Sierra 2500 also functions vivid Cayenne Crimson Tintcoat paint, a $645 possibility, plus it be fitted with the $545 gooseneck/fifth-wheel prep possibility. Collectively with $1,595 in vacation worry fees, it tests out for $68,160, a steep worth to be particular, however one which’s no longer completely unreasonable for the aptitude it supplies. That figure would perchance be in retaining with a comparably equipped Ram Strength Wagon or a Ford F-250 with the Tremor equipment.

The 2021 GMC Sierra 2500 is pleasant and annoying-working. It be a truck I will appreciate, even supposing it be one I don’t savor.

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