2018 GMC Sierra 3500HD Double Cab

Starting MSRP 

$39,400 - $52,700

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Key Spec of 2018 GMC Sierra 3500HD Double Cab
fuel economy

-

fuel type

Flex-fuel (unleaded/e85)

horsepower

360 hp @ 5400 rpm

basic warranty

3 yr./ 36000 mi.

ProsConsWhat's New

Laudable build quality

The base trim lacks a telescopic steering wheel

The rearview camera is now standard on all trims

Incredible torque delivery from the V8 engine

Poor outward visibility due to thick pillars

Upgraded infotainment system

Amazing sound insulation even in the base trim

Updated front grille design in the Denali trim

2018 GMC Sierra 3500HD Double Cab Price, Review, Ratings and Pictures

Updated on: November 3, 2022

Nathan Dyer's image
Nathan Dyer 

Senior Editor

Part of the fullsize pickup truck segment, the 2018 GMC Sierra 3500HD Double Cab competes with the Chevrolet Silverado 3500HD Double Cab, the Ford F-350 SuperDuty SuperCab, and the RAM 3500 Crew Cab. A base price of MSRP $39,200 gets you a 6.0L V8 engine and a 6-speed automatic transmission. Despite the price going up to $52,300, this single powertrain is found in all 3 trims. This engine produces 360 horsepower and 380 lb-ft of torque, achieving a 0-60 of 7.5 seconds, and is offered as both RWD and 4WD. The Sierra 3500HD Crew Cab offers a single 8.1 feet cargo bed, with 4,246 pounds of maximum payload capacity. It also offers a healthy maximum towing capacity of 14,500 pounds.

2018 GMC Sierra 3500HD Double Cab Latest Updates

  • Sep' 29, 2022 : 2023 Ford F-Series Super Duty Unveiled: Gets New Engine, Better Tech Read More »


Over All Rating

7.5

Out of 10

9.00
6.50
7.00
7.00
8.00
8.90
8.20
Notable Rankings

Pictures & Videos



Trims

Base$39,400 onwards

  • 18-inch painted steel Wheels
  • 1St row LCD monitor
  • AM/FM stereo
  • Cloth Seat trim
  • Driver Lumbar support
  • Manual front air conditioning

SLE$44,100 onwards

  • 18-inch chrome aluminum Wheels

SLT$49,300 onwards

  • Dual Zone Front Automatic Air Conditioning
  • Front Fog/driving lights

Used 2018 GMC Sierra 3500HD Double Cab For Sale

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10

2018 GMC Sierra 3500HD Denali Crew Cab

Denali 3dr Crew Cab 6.6 ft. LB 8 ft. LB 4WD (6.0L 8cyl 6A)

$59,791
Est. $811/mo
Excellent Deal
$7,846 Below market
RMV: $67,637
North Dartmouth, MA
  
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4

2018 GMC Sierra 3500HD Denali Crew Cab

Denali 3dr Crew Cab 6.6 ft. LB 8 ft. LB 4WD (6.0L 8cyl 6A)

$61,285
Est. $832/mo
Excellent Deal
$7,702 Below market
RMV: $68,987
Post Falls, ID
  
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24

2018 GMC Sierra 3500HD Extended Cab

$58,500
Est. $794/mo
Excellent Deal
$7,207 Below market
RMV: $65,707
Sumner, WA
  
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4

2018 GMC Sierra 3500HD Crew Cab

3dr Crew Cab 6.6 ft. LB 8 ft. LB 4WD (6.0L 8cyl 6A)

$43,500
Est. $590/mo
Excellent Deal
$5,207 Below market
RMV: $48,707
Miles City, MT
  
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11

2019 GMC Sierra 3500HD Denali Crew Cab

Denali 3dr Crew Cab 6.6 ft. SB 4WD (6.0L 8cyl 6A)

$54,845
Est. $744/mo
Excellent Deal
$6,439 Below market
RMV: $61,284
American Fork, UT
  
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14

2018 GMC Sierra 3500HD Denali Crew Cab

Denali 3dr Crew Cab 8 ft. LB 4WD DRW (6.0L 8cyl 6A)

$61,896
Est. $840/mo
Excellent Deal
$7,100 Below market
RMV: $68,996
Bonne Terre, MO
  
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22

2018 GMC Sierra 3500HD Extended Cab

$49,999
Est. $678/mo
Good Deal
$5,488 Below market
RMV: $55,487
Arlington, TX
  
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17

2017 GMC Sierra 3500HD SLT Crew Cab

SLT 3dr Crew Cab 6.6 ft. SB 4WD (6.0L 8cyl 6A)

$52,994
Est. $719/mo
Good Deal
$5,826 Below market
RMV: $58,820
Sulphur, LA
  
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1

2017 GMC Sierra 3500HD Denali Crew Cab

Denali 3dr Crew Cab 8 ft. LB 4WD DRW (6.0L 8cyl 6A)

$60,980
Est. $827/mo
Good Deal
$6,578 Below market
RMV: $67,558
Hermiston, OR
  
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Colors and Styles

Build Car
Cardinal Red

Features

vehicle bio
base price

$48500

body style

4dr Double Cab

engine type
displacement

364 cu in

horse power

360 hp @ 5400 rpm

torque

380 lb.-ft. @ 4200 rpm

transmission

6 speed Automatic

dimensions
length

249 in

wheelbase

158 in

width

81 in

curb weight

6429 lbs

Height

78 in

Ground Clearance

9 lbs

capacity
passenger volume

37.9 cu ft

passenger capacity

6 Seats

fuel economy
city/combined/highway

16/18/22 mpg


GMC Sierra 3500HD 5 year Cost To Own


Cash Price(MSRP)
$35,020
5 Year Cost To Own
$54,133
Total 5 year Cost To Own -  $54,133
Year 1Year 2Year 3Year 4Year 5total
Depreciation$4,283$1,249$1,182$1,388$1,315$9,417
Insurance$1,142$1,182$1,223$1,266$1,310$6,123
Fuel$4,362$4,493$4,628$4,767$4,910$23,160
Maintenance$68$517$744$2,513$1,271$5,113
RepairsNANA$141$335$490$966
Financing Interest$1,883$1,515$1,121$702$253$5,474
Taxes and Fees$2,929$250$242$234$225$3,880
Total Cost-To-Own$14,667$9,206$9,281$11,205$9,774$54,133
Read more about Cost-To-Own »

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