2022 GMC Sierra 2500 HD | Heavy Duty Truck

2022 GMC Sierra 2500 in LAUREL, MD

The 2022 GMC Sierra 2500 allows a customer to choose between 5 trim levels. Including multiple best-in-class features that puts it in front of the other industry HD trucks.

Stand out of the crowd with features such as the world’s first six-function MultiPro tailgate and the available best-in-class Allison 10-speed transmission. Drive above the rest with the best-in-class HD cargo bed volume and front and head leg room. With enhanced strength and durability the Sierra 2500 offers up to 36,000 lbs. of max towing.

Upgrade you Sierra 2500 with their Denali Black Diamond Edition, Denali Ultimate Package, or the AT4 Premium plus package to enhance your ride.

New GMC Sierra 2500 Vehicles For Sale Contact Us

    Shop 2022 GMC Sierra 2500 Inventory 

    Pre-Owned
    2017
    
    GMC
    Sierra 2500HD
    Denali

            MSRP Less Savings
            $39,992
        
    Miles

119,408Exterior
Deep Garnet MetallicEngine

    6.0L 8 CYL

View Details

2022 GMC Sierra 2500 Exterior Colors
Forest Metallic
Summit White
Cardinal Red
Pacific Blue Metallic
Onyx Black
Quicksilver Metallic

    Additional Information & FAQs
Drive in confidence with innovative safety features that are setting the standard for the HD truck class. With up to 15 available camera views, including the industry-first available transparent trailer view. The available first-in-class 15” diagonal Heads-Up display allows the driver to stay focused on the road while having access to the suite of safety technology included.

    Frequently Asked Questions About the 2022 GMC Sierra 2500

    Frequently Asked Questions About the 2022 GMC Sierra 2500
Q – What engine does the Sierra 2500 come with?

A –The Sierra 2500 comes standard with a 6.6 L V8 engine, a 6-speed automatic transmission and 401 hp.

Q – What is the average fuel economy for the Sierra 2500?

A – EPA Estimated 14 MPG combined City/HWY.

Q – What kind of technology does the Sierra 2500 come with?

A – The Sierra 2500 has the world’s first six-function GMC MultiPro tailgate. Cut the cord with wireless connectivity with the wireless charging pad, located near the cup holders. The prograde trailering system is engineered to enhance the trailering experience with intelligent technologies to streamline the towing and hitching process.

Q – What safety features does the Sierra 2500 have?

A – The Sierra 2500 allows a customer to have up to 15 camera views from the surround vision, rear camera, bed view camera and many more to keep tabs on all surroundings. The available first-in-call 15” diagonal head-up display is the first available for any heavy-duty pick-up class.  Drive with confidence with the suite of advanced safety alerts available.

    Model Details

    Engine
Interior
Technology

    Engine
 The 2023 GMC Sierra 2500 HD boasts 401 horsepower, 464 pound-feet of torque, and a gas-powered 6.6-liter V-8. Complete with a rear or four-wheel drive, the vehicle includes a six-speed automatic transmission. Additionally, the optional Duramax diesel sports 910 pound-feet of mountain-hauling twist. You have either the dual-rear-wheel axle or the single version. The transmission is extremely responsive with a refined engine. This is more rugged  and should attract anyone interested in this sort of vehicle.

    Interior
 The 2023 GMC Sierra 2500 HD sports a huge dashboard with user-friendly switchgear. Across most of the models, there is a split-folding front bench but it can be replaced with a full center console and a pair of bucket seats. It can also be optioned with a heated steering wheel, heated-and-cooled front seats, wireless charging, and a heads-up display. There is extensive passenger space across the crew cab in addition to interior cubby storage. Should you be looking for a spacious ride for the trip ahead, this could be the best choice for the driver.

    Technology
 The 2023 GMC Sierra 2500 HD has Android Auto & Apple CarPlay as part of its standard touchscreen infotainment system. Including a mobile hotspot & a 120-volt outlet, the majority of trim outlets have additional charging ports & an 8.0-inch screen. With physical buttons and a set of rotary knobs, the large touchscreen, including a Bose audio system, a rear-seat entertainment system, SiriusXM satellite radio, and a built-in navigation. Complete with a remote control trailer smartphone app, this is the vehicle choice for the driver who is looking to have plenty of power but the latest tech too.

    Photos

    Front Exterior
Interior Dashboard
Cargo Bed
Driver Information Panel
Rear Exterior

    Front Exterior

    Interior Dashboard

    Cargo Bed

    Driver Information Panel

    Rear Exterior

    Model Specifications 

2022 GMC SIERRA 2500HD & 3500HD SPECIFICATIONS
MODELS & CONFIGURATIONS – 2500HD

Pro
Regular Cab Long Bed (2WD & 4WD)

Double Cab Standard Bed (2WD & 4WD)

Double Cab Long Bed (2WD & 4WD)

Crew Cab Standard Bed (2WD & 4WD)

Crew Cab Long Bed (2WD & 4WD)

SLE

Regular Cab Long Bed (2WD & 4WD)

Double Cab Standard Bed (2WD & 4WD)

Double Cab Long Bed (2WD & 4WD)

Crew Cab Standard Bed (2WD & 4WD)

Crew Cab Long Bed (2WD & 4WD)

SLT

Double Cab Standard Bed (2WD & 4WD)

Double Cab Long Bed (2WD & 4WD)

Crew Cab Standard Bed (2WD & 4WD)

Crew Cab Long Bed (2WD & 4WD)

AT4

Crew Cab Standard Bed (2WD & 4WD)

Crew Cab Long Bed (2WD & 4WD)

Denali

Crew Cab Standard Bed (2WD & 4WD)

Crew Cab Long Bed (2WD & 4WD)

MODELS & CONFIGURATIONS – 3500HD

Pro
Regular Cab Long Bed (2WD & 4WD)

Double Cab Long Bed (2WD & 4WD)

Crew Cab Standard Bed (2WD & 4WD)

Crew Cab Long Bed (2WD & 4WD)

SLE

Regular Cab Long Bed (2WD & 4WD)

Double Cab Long Bed (2WD & 4WD)

Crew Cab Standard Bed (2WD & 4WD)

Crew Cab Long Bed (2WD & 4WD)

SLT

Crew Cab Standard Bed (2WD & 4WD)

Crew Cab Long Bed (2WD & 4WD)

AT4

Crew Cab Standard Bed (2WD & 4WD)

Crew Cab Long Bed (2WD & 4WD)

Denali

Crew Cab Standard Bed (2WD & 4WD)

Crew Cab Long Bed (2WD & 4WD)

ENGINES

Type:
6.6L V-8 gasoline or E85 FlexFuel 

Bore & Stroke (in / mm):

4.06 x 3.86 / 103.25 x 98

Block Material:

Cast iron with nodular iron main caps

Cylinder Head Material:

Cast aluminum

Compression Ratio:

10.8:1

Valvetrain:

Overhead-valve, two valves per cylinder, variable valve timing

Fuel Delivery:

Direct fuel injection

Horsepower (hp / kW @ rpm):

401 / 299 @ 5200 (SAE certified – gasoline)

Torque (lb.-ft. / Nm @ rpm):

464 / 629 @ 4000 (SAE certified – gasoline)

Type:

Duramax 6.6L V-8 Turbo-Diesel

Bore & Stroke (in / mm):

4.05 x 3.89 / 103 x 99

Block Material:

Cast iron

Cylinder Head Material:

Cast aluminum

Compression Ratio:

16.0:1

Valvetrain:

Overhead-valve, four valves per cylinder

Fuel Delivery:

Common-rail direct fuel injection 

Horsepower (hp / kW @ rpm):

445 / 332 @ 2800 (SAE certified)

Torque (lb.-ft. / Nm @ rpm):

910 / 1234 @ 1600 (SAE certified)

TRANSMISSION & AXLE

Type:
Hydra-Matic 6L90 six-speed automatic (6.6L gas)

Allison® 10L1000 10-speed automatic (6.6L diesel)

Gear Ratios (:1):

6L90

10L1000

     First

4.03

4.54

     Second

2.36

2.87

     Third

1.53

2.06

     Fourth

1.15

1.72

     Fifth

0.85

1.48

     Sixth

0.67

1.26

     Seventh

--

1.00

     Eighth

--

0.85

     Ninth

--

0.69

     Tenth

--

0.63

     Reverse

3.06

4.54

Final Drive Ratio:

3.73 (6.6L gas)

3.42 (6.6L diesel)

CHASSIS & SUSPENSION

Front Suspension:
Short long arms independent front suspension with torsion bars

Rear Suspension:

Semi-elliptic three-stage multi-leaf spring

Steering Type:

Hydraulic power-assisted recirculating ball; includes Digital Variable Steering Assist on SLT, AT4 and D

Brake Type:

Hydraulic power-assisted Hydroboost brake booster, four-wheel disc brakes with ABS and Stabilitrak electronic stability assist

Brake Rotor Size (in / mm):

Front: 14 x 1.6 / 355 x 40 (2500/3500)

Rear: 14.1 x 1.3 / 360 x 34 (2500/3500 SRW)

Rear: 14 x 1.6 / 355 x40 (3500 DRW)

Wheel Size:

17-in. steel or aluminum

18-in. steel or aluminum

20-in. aluminum

Tire Size:

LT235/80R17 ALS and AT (3500HD DRW)

LT265/70R17 AT

LT245/75R17 ALS

LT275/70R18 AT

LT275/65R20 AT

FUEL TANK CAPACITY (approx.)

Regular Cab

Double Cab

Crew Cab

Fuel Tank (gal. / L):

36 / 136 – gas

28 / 106 – diesel

36 / 136 – gas

29.4 / 111 – diesel (standard bed)

36 / 136 – diesel    (long bed)

36 / 136 – gas

36 / 136 – diesel

EXTERIOR DIMENSIONS

Regular Cab

Double Cab

Crew Cab

Wheelbase

(in. / mm):

141.55 / 3595          (long bed)

149.4 / 3795     (standard bed)

162.48 / 4127 (long bed)

158.94 / 4037   (standard bed)

172 / 4369 (long bed)

Overall Length

(in. / mm):

235.5 / 5982          (long bed)

240.45 / 6107   (standard bed)

256.46 / 6514        (long bed)

250.08 / 6352 (standard bed)

266.09 / 6759            (long bed)

Overall Width (in. / mm):

81.75 / 2076 (SRW)

96.75 / 2457 (DRW)

81.85 / 2079 (SRW)

96.75 / 2457 (DRW)

81.85 / 2079 (SRW)

96.75 / 2457 (DRW)

Overall Height

(in. / mm):

79.94 / 2030 (2500HD)

80.94 / 2056 (3500HD SRW)

80.24 / 2038 (3500HD DRW)

79.95 / 2031     (2500HD standard bed)

79.8 / 2027       (2500HD long bed)

80.87 / 2054          (3500HD SRW)

80.2 / 2037         (3500HD DRW)

79.82 / 2027    (2500HD standard bed)

79.65 / 2023    (2500HD long bed)

80.87 / 2054    (3500HD std. bed)

80.67 / 2049 (3500HD long bed - SRW)

80.04 / 2033 (3500HD long bed - DRW)

Front Track

(in. / mm):

68.1 / 1731

68.1 / 1731

68.1 / 1731

Rear Track

(in. / mm):

68.3 / 1736 (SRW)

75 / 1905 (DRW)

68.3 / 1736 (SRW)

75 / 1905 (DRW)

68.3 / 1736 (SRW)

75 / 1905 (DRW)

2500HD Ground Clearance    (in. / mm):

10.19 / 259

10.19 / 259     (standard bed)

10.15 / 258 (long bed)

10.12 / 257     (standard bed)

10.08 / 256 (long bed)

3500HD Ground Clearance    (in. / mm):

11.82 / 285 (SRW)

10.47 / 266 (DRW)

11.18 / 284 (SRW)

10.39 / 264 (DRW)

11.18 / 284      (standard bed & SRW)

11.14 / 283            (long bed & SRW)

10.39 / 264            (long bed & DRW)

INTERIOR DIMENSIONS

Regular Cab

Double Cab

Crew Cab

Headroom

(in. / mm):

43.11 / 1095

43.03 / 1093 (front)

39.88 / 1013 (rear)

43.03 / 1093 (front)

40.12 / 1019 (rear)

Legroom

(in. / mm):

44.53 / 1131

44.53 / 1131 (front)

35.24 / 895 (rear)

44.53 / 1131 (front)

43.4 / 1102 (rear)

Shoulder Room

(in. / mm):

66.06 / 1678

66.02 / 1677 (front)

64.88 / 1648 (rear)

66.02 / 1677 (front)

65.3 / 1659 (rear)

Hip Room

(in. / mm):

60.9 / 1547

61.18 / 1554 (front)

60.24 / 1530 (rear)

61.18 / 1554 (front)

60.24 / 1530 (rear)

BASE CURB WEIGHT^

Regular Cab

Double Cab

Crew Cab

2500HD – 2WD        (lb. / kg):

6105 / 2769 – gas

6968 / 3161 – diesel

6421 / 2913 – gas (standard bed)

6542 / 2967 – gas (long bed)

7272 / 3299 – diesel (standard bed)

7438 / 3374 – diesel (long bed)

6533 / 2963 – gas (standard bed)

6633 / 3009 – gas    (long bed)

7430 / 3370 – diesel (standard bed)

7597 / 3446 – diesel (long bed)

2500HD – 4WD        (lb. / kg):

6418 / 2911 – gas

7281 / 3303 – diesel

6736 / 3050 – gas (standard bed)

6829 / 3098 – gas (long bed)

7587 / 3441 – diesel (standard bed)

7726 / 3505 – diesel (long bed)

6824 / 3095 – gas (standard bed)

6922 / 3140 – gas   (long bed)

7721 / 3502 – diesel (standard bed)

7886 / 3577 – diesel (long bed)

3500HD – 2WD SRW (lb. / kg):

6231 / 2826 – gas

7247 / 3287 – diesel

6689 / 3034 – gas

7682 / 3485 – diesel

6647 / 3015 – gas (standard bed)

6779 / 3075 – gas   (long bed)

7577 / 3437 – diesel (standard bed)

7849 / 3560 – diesel (long bed)

3500HD – 4WD SRW (lb. / kg):

6528 / 2961 – gas

7545 / 3422 – diesel

6971 / 3162 – gas

7964 / 3612– diesel

6947 / 3151 – gas (standard bed)

7064 / 3204 – gas   (long bed)

7877 / 3573 – diesel (standard bed)

8134 / 3690 – diesel (long bed)

3500HD – 2WD DRW (lb. / kg):

6520 / 2957 – gas

7439 / 3374 – diesel

6977 / 3165 – gas

7903 / 3585 – diesel

7068 / 3206 – gas   (long bed)

8070 / 3661 – diesel (long bed)

3500HD – 4WD DRW (lb. / kg):

6817 / 3092 – gas

7766 / 3523 – diesel

7259 / 3293  – gas

8185 / 3713 – diesel

7352 / 3335 – gas   (long bed)

8300 / 3765 – diesel (long bed)

^With standard 17-inch wheels on 2500HD and 3500HD DRW; standard 18-in. or 20-in. wheels on 3500HD SRW.
BASE GVWR^

Regular Cab

Double Cab

Crew Cab

2500HD – 2WD (lb. / kg):

10000 / 4536 – gas

10550 / 4785 – diesel

10050 / 4559 – gas (standard bed)

10200 / 4627 – gas (long bed)

10700 / 4854 – diesel (standard bed)

10900 / 4944 – diesel (long bed)

10150 / 4604 – gas (standard bed)

10300 / 4672 – gas (long bed)

10800 / 4899 – diesel (standard bed)

11000 / 4990 – diesel (long bed)

2500HD – 4WD (lb. / kg):

10250 / 4649 – gas

10900 / 4944 – diesel

10350 / 4695 – gas (standard bed)

10500 / 4763 – gas (long bed)

11000 / 4990 – diesel (standard bed)

11200 / 5080 – diesel (long bed)

10450 / 4750 – gas (standard bed)

10650 / 4831 – gas (long bed)

11150 / 5058 – diesel (standard bed)

11350 / 5158 – diesel (long bed)

3500HD – 2WD SRW (lb. / kg):

10750 / 4876 – gas

11500 / 5216 – diesel

11100 / 5035 – gas

11850 / 5375 – diesel

11000 / 4990 – gas (standard bed)

11150 / 5058 – gas (long bed)

11750 / 5330 – diesel (standard bed)

11900 / 5398 – diesel (long bed)

3500HD – 4WD SRW (lb. / kg):

11100 / 5035 – gas

11800 / 5352 – diesel

11400 / 5171 – gas

12150 / 5511– diesel

11350 / 5148 – gas (standard bed)

11500 / 5216 – gas (long bed)

12100 / 5489 – diesel (standard bed)

12250 / 5557 – diesel (long bed)

3500HD – 2WD DRW (lb. / kg):

14000 / 6350 – gas

14000 / 6350 – diesel

14000 / 6350 – gas

14000 / 6350 – diesel

14000 / 6350 – gas

14000 / 6350 – diesel

3500HD – 4WD DRW (lb. / kg):

14000 / 6350 – gas

14000 / 6350 – diesel

14000 / 6350 – gas

14000 / 6350 – diesel

14000 / 6350 – gas

14000 / 6350 – diesel

^When properly equipped; includes weight of vehicle, passengers, cargo and equipment. Specifications include standard 17-inch wheels on 2500HD and 3500HD DRW; standard 18-in. or 20-in. wheels on 3500HD SRW.
MAX PAYLOAD^

Regular Cab

Double Cab

Crew Cab

2500HD – 2WD        (lb. / kg):

3979 / 1805 – gas

3715 / 1685 – diesel

3762 / 1706 – gas (standard bed)

3792 / 1720 – gas (long bed)

3561 / 1615 – diesel (standard bed)

3595 / 1631 – diesel (long bed)

3751 / 1701 – gas (standard bed)

3800 / 1724 – gas (long bed)

3553 / 1612 – diesel (standard bed)

3536 / 1604 – diesel (long bed)

2500HD – 4WD        (lb. / kg):

3965 / 1799 – gas

3650 / 1655 – diesel

3747 / 1700 – gas (standard bed)

3854 / 1748 – gas (long bed)

3546 / 1608 – diesel (standard bed)

3657 / 1659 – diesel (long bed)

3760 / 1706 – gas (standard bed)

3862 / 1752 – gas (long bed)

3563 / 1616 – diesel (standard bed)

3597 / 1632 – diesel (long bed)

3500HD – 2WD SRW (lb. / kg):

4481 / 2033 – gas

4215 / 1912 – diesel

4373 / 1984 – gas

4130 / 1873 – diesel

4316 / 1958 – gas (standard bed)

4333 / 1965 – gas (long bed)

4135 / 1876 – diesel (standard bed)

4013 / 1820 – diesel (long bed)

3500HD – 4WD SRW (lb. / kg):

4534 / 2057 – gas

4217 / 1913 – diesel

4391 / 1992 – gas

4148 / 1882 – diesel

4365 / 1980 – gas (standard bed)

4398 / 1995 – gas (long bed)

4185 / 1898 – diesel (standard bed)

4078 / 1850 – diesel (long bed)

3500HD – 2WD DRW (lb. / kg):

7442 / 3378 – gas

6523 / 2958 – diesel

6985 / 3168 – gas

6059 / 2748 – diesel

6894 / 3127 – gas

5892 / 2673 – diesel

3500HD – 4WD DRW (lb. / kg):

7145 / 3241 – gas

6196 / 2811 – diesel

6703 / 3040 – gas

5777 / 2620 – diesel

6610 / 2998 – gas

5662 / 2568 – diesel

^For comparison purposes only. See the owner's manual and the label on the vehicle door jamb for the carrying capacity of a specific vehicle.
MAX TRAILERING^ – CONVENTIONAL

Regular Cab

Double Cab

Crew Cab

2500HD – 2WD (lb. / kg):

14500 / 6577 – gas

14500 / 6577 – diesel

14500 / 6577 – gas

14500 / 6577 – diesel

14500 / 6577 – gas

18500 / 8392 – diesel

2500HD – 4WD (lb. / kg):

14500 / 6577 – gas

14500 / 6577 – diesel

14500 / 6577 – gas

14500 / 6577 – diesel

14500 / 6577 – gas

18500 / 8392 – diesel

3500HD – 2WD SRW (lb. / kg):

14500 / 6577 – gas

14500 / 6577 – diesel

14500 / 6577 – gas

14500 / 6577 – diesel

14500 / 6577 – gas

20000 / 9072 – diesel

3500HD – 4WD SRW (lb. / kg):

14500 / 6577 – gas

14500 / 6577 – diesel

14500 / 6577 – gas

14500 / 6577 – diesel

14500 / 6577 – gas

20000 / 9072 – diesel

3500HD – 2WD DRW (lb. / kg):

16800 / 7620 – gas

20000 / 9072 – diesel

16400 / 7439 – gas

20000 / 9072 – diesel

16300 / 7394 – gas

20000 / 9072 – diesel

3500HD – 4WD DRW (lb. / kg):

16800 / 7620 – gas

20000 / 9072 – diesel

16390 / 7434 – gas

20000 / 9072 – diesel

16240 / 7366 – gas

20000 / 9072 – diesel

^Before you buy a vehicle or use it for trailering, carefully review the Trailering section of the Owner’s Manual.
MAX TRAILERING^ – 5TH WHEEL/GOOSENECK

Regular Cab

Double Cab

Crew Cab

2500HD – 2WD        (lb. / kg):

17370 / 78791 – gas

18510 / 83961 – diesel

17050 / 77331 – gas (standard bed)

16930 / 76791 – gas (long bed)

18200 / 8256 – diesel (standard bed)

18040 / 8182 – diesel (long bed)

16940 / 76831 – gas (standard bed)

16840 / 76381 – gas (long bed)

18500 / 83922 – diesel (standard bed)

18500 / 83922 – diesel (long bed)

2500HD – 4WD        (lb. / kg):

17060 / 77381 – gas

18190 / 82501 – diesel

16740 / 75931 – gas (standard bed)

16740 / 75931 – gas (long bed)

17890 / 81141 – diesel (standard bed)

17750 / 80511 – diesel (long bed)

16650 / 75521 – gas (standard bed)

16650 / 75521 – gas (long bed)

18500 / 83922 – diesel (standard bed)

18500 / 83922 – diesel (long bed)

3500HD – 2WD SRW (lb. / kg):

17200 / 7802 – gas

21500 / 9752 – diesel

16700 / 7575 – gas

21490 / 9747 – diesel

16700 / 7575 – gas (standard bed)

16700 / 7575 – gas (long bed)

21500 / 9752 – diesel (standard bed)

21330 / 9675 – diesel (long bed)

3500HD – 4WD SRW (lb. / kg):

16950 / 7688 – gas

21500 / 9752 – diesel

16500 / 7484 – gas

21210 / 9620 – diesel

16530 / 7498 – gas (standard bed)

16410 / 7443 – gas (long bed)

21300 / 9662– diesel (standard bed)

21040 / 9543 – diesel (long bed)

3500HD – 2WD DRW (lb. / kg):

16800 / 7620 – gas

36000 / 16329 – diesel3

16400 / 7439 – gas

31500 / 14288 – diesel

16200 / 7348– gas (long bed)

31400 / 14243 – diesel (long bed)

3500HD – 4WD DRW (lb. / kg):

16710 / 7579 – gas

31760 / 14406 – diesel

16270 / 7380 – gas

31340 / 14215– diesel

16120 / 7312 – gas (long bed)

31180 / 14143 – diesel (long bed)

^Before you buy a vehicle or use it for trailering, carefully review the Trailering section of the Owner’s Manual.

 1Requires 17-in. wheels. 

 2Requires 18-in. or 20-in. wheels. 

 3When equipped with gooseneck hitch. Trailering rating is 32,000 lbs. / 14,515 kg with fifth-wheel hitch.
NOTE: All towing capabilities measured using SAE J2807 metrics.

Popular Models

    2024 Sierra 1500
2024 Sierra 2500HD
2024 Terrain
2024 Acadia
2023 Canyon
2023 Yukon
Hummer EV

    2024 Sierra 1500

2024 Sierra 1500

    2024 Sierra 2500HD

2024 Sierra 2500HD

    2024 Terrain

2024 Terrain

    2024 Acadia

2024 Acadia

    2023 Canyon

2023 Colorado

    2023 Yukon

2023 Yukon

    Hummer EV

Hummer EV

Schedule A Service Appointment

Explore Our Financing Options

2022 GMC Sierra 2500 HD | Heavy Duty Truck

2022 GMC Sierra 2500 in LAUREL, MD

Shop 2022 GMC Sierra 2500 Inventory

Pre-Owned 2017 GMC Sierra 2500HD Denali

2022 GMC Sierra 2500 Exterior Colors

Additional Information & FAQs

Frequently Asked Questions About the 2022 GMC Sierra 2500

Model Details

Engine

Interior

Technology

Photos

Front Exterior

Interior Dashboard

Cargo Bed

Driver Information Panel

Rear Exterior

Model Specifications

Popular Models

2024 Sierra 1500

2024 Sierra 2500HD

2024 Terrain

2024 Acadia

2023 Canyon

2023 Yukon

Hummer EV

New GMC Trucks & Vans

New Buick GMC SUVs

Used Inventory

Service & Parts

Finance & Special Offers

About AutoNation

Pro	Regular Cab Long Bed (2WD & 4WD) Double Cab Standard Bed (2WD & 4WD) Double Cab Long Bed (2WD & 4WD) Crew Cab Standard Bed (2WD & 4WD) Crew Cab Long Bed (2WD & 4WD)
SLE	Regular Cab Long Bed (2WD & 4WD) Double Cab Standard Bed (2WD & 4WD) Double Cab Long Bed (2WD & 4WD) Crew Cab Standard Bed (2WD & 4WD) Crew Cab Long Bed (2WD & 4WD)
SLT	Double Cab Standard Bed (2WD & 4WD) Double Cab Long Bed (2WD & 4WD) Crew Cab Standard Bed (2WD & 4WD) Crew Cab Long Bed (2WD & 4WD)
AT4	Crew Cab Standard Bed (2WD & 4WD) Crew Cab Long Bed (2WD & 4WD)
Denali	Crew Cab Standard Bed (2WD & 4WD) Crew Cab Long Bed (2WD & 4WD)

Type:	6.6L V-8 gasoline or E85 FlexFuel
Bore & Stroke (in / mm):	4.06 x 3.86 / 103.25 x 98
Block Material:	Cast iron with nodular iron main caps
Cylinder Head Material:	Cast aluminum
Compression Ratio:	10.8:1
Valvetrain:	Overhead-valve, two valves per cylinder, variable valve timing
Fuel Delivery:	Direct fuel injection
Horsepower (hp / kW @ rpm):	401 / 299 @ 5200 (SAE certified – gasoline)
Torque (lb.-ft. / Nm @ rpm):	464 / 629 @ 4000 (SAE certified – gasoline)

Type:	Duramax 6.6L V-8 Turbo-Diesel
Bore & Stroke (in / mm):	4.05 x 3.89 / 103 x 99
Block Material:	Cast iron
Cylinder Head Material:	Cast aluminum
Compression Ratio:	16.0:1
Valvetrain:	Overhead-valve, four valves per cylinder
Fuel Delivery:	Common-rail direct fuel injection
Horsepower (hp / kW @ rpm):	445 / 332 @ 2800 (SAE certified)
Torque (lb.-ft. / Nm @ rpm):	910 / 1234 @ 1600 (SAE certified)

Type:	Hydra-Matic 6L90 six-speed automatic (6.6L gas) Allison® 10L1000 10-speed automatic (6.6L diesel)
Gear Ratios (:1):	6L90	10L1000
First	4.03	4.54
Second	2.36	2.87
Third	1.53	2.06
Fourth	1.15	1.72
Fifth	0.85	1.48
Sixth	0.67	1.26
Seventh	--	1.00
Eighth	--	0.85
Ninth	--	0.69
Tenth	--	0.63
Reverse	3.06	4.54
Final Drive Ratio:	3.73 (6.6L gas) 3.42 (6.6L diesel)

Front Suspension:	Short long arms independent front suspension with torsion bars
Rear Suspension:	Semi-elliptic three-stage multi-leaf spring
Steering Type:	Hydraulic power-assisted recirculating ball; includes Digital Variable Steering Assist on SLT, AT4 and D
Brake Type:	Hydraulic power-assisted Hydroboost brake booster, four-wheel disc brakes with ABS and Stabilitrak electronic stability assist
Brake Rotor Size (in / mm):	Front: 14 x 1.6 / 355 x 40 (2500/3500) Rear: 14.1 x 1.3 / 360 x 34 (2500/3500 SRW) Rear: 14 x 1.6 / 355 x40 (3500 DRW)
Wheel Size:	17-in. steel or aluminum 18-in. steel or aluminum 20-in. aluminum
Tire Size:	LT235/80R17 ALS and AT (3500HD DRW) LT265/70R17 AT LT245/75R17 ALS LT275/70R18 AT LT275/65R20 AT

	Regular Cab	Double Cab	Crew Cab
Fuel Tank (gal. / L):	36 / 136 – gas 28 / 106 – diesel	36 / 136 – gas 29.4 / 111 – diesel (standard bed) 36 / 136 – diesel (long bed)	36 / 136 – gas 36 / 136 – diesel