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4.8

2018 GMC Sierra 1500

Starts at:
$29,000
Choose Trim
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2WD Reg Cab 119.0" 2WD Reg Cab 133.0" 4WD Reg Cab 119.0" 2WD Double Cab 143.5" 4WD Reg Cab 133.0" 2WD Crew Cab 143.5" 2WD Reg Cab 119.0" SLE 2WD Reg Cab 133.0" SLE 2WD Crew Cab 153.0" 4WD Double Cab 143.5" 2WD Double Cab 143.5" SLE 4WD Crew Cab 143.5" 4WD Reg Cab 119.0" SLE 4WD Reg Cab 133.0" SLE 4WD Crew Cab 153.0" 2WD Crew Cab 143.5" SLE 4WD Double Cab 143.5" SLE 2WD Crew Cab 153.0" SLE 2WD Double Cab 143.5" SLT 4WD Crew Cab 143.5" SLE 2WD Crew Cab 143.5" SLT 4WD Double Cab 143.5" SLT 4WD Crew Cab 153.0" SLE 4WD Crew Cab 143.5" SLT 4WD Crew Cab 153.0" SLT 2WD Crew Cab 143.5" Denali 4WD Crew Cab 143.5" Denali 4WD Crew Cab 153.0" Denali Shop options
New 2018 GMC Sierra 1500
Choose trim
Compare trims
2WD Reg Cab 119.0" 2WD Reg Cab 133.0" 4WD Reg Cab 119.0" 2WD Double Cab 143.5" 4WD Reg Cab 133.0" 2WD Crew Cab 143.5" 2WD Reg Cab 119.0" SLE 2WD Reg Cab 133.0" SLE 2WD Crew Cab 153.0" 4WD Double Cab 143.5" 2WD Double Cab 143.5" SLE 4WD Crew Cab 143.5" 4WD Reg Cab 119.0" SLE 4WD Reg Cab 133.0" SLE 4WD Crew Cab 153.0" 2WD Crew Cab 143.5" SLE 4WD Double Cab 143.5" SLE 2WD Crew Cab 153.0" SLE 2WD Double Cab 143.5" SLT 4WD Crew Cab 143.5" SLE 2WD Crew Cab 143.5" SLT 4WD Double Cab 143.5" SLT 4WD Crew Cab 153.0" SLE 4WD Crew Cab 143.5" SLT 4WD Crew Cab 153.0" SLT 2WD Crew Cab 143.5" Denali 4WD Crew Cab 143.5" Denali 4WD Crew Cab 153.0" Denali Shop options
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Key specifications

Highlights
8,900 lbs
Towing Capacity
79 in
Bed Length
Gas/Ethanol V6
Engine Type
18 City / 24 Hwy
MPG
Engine
Gas/Ethanol V6
Engine Type
4.3L/262
Displacement
285 @ 5300
SAE Net Horsepower @ RPM
305 @ 3900
SAE Net Torque @ RPM
Suspension
Semi-floating
Axle Type - Rear
Independent
Axle Type - Front
Independent
Suspension Type - Front
2-Stage Multi-Leaf
Suspension Type - Rear
Weight & Capacity
26 gal
Fuel Tank Capacity, Approx
N/A
Aux Fuel Tank Capacity, Approx
7,000 lbs
Gross Axle Weight Rating
4,516 lbs
Curb Weight
Safety
Standard
Backup Camera
Standard
Stability Control
Entertainment
Standard
Bluetooth®
Electrical
730
Cold Cranking Amps @ 0° F (Primary)
150
Maximum Alternator Capacity (amps)
Brakes
N/A
Brake ABS System (Second Line)
Pwr
Brake Type
Yes
Disc - Front (Yes or )
Yes
Disc - Rear (Yes or )

Notable features

7-inch touchscreen radio, backup camera now standard
Heavy-duty Denali models get new grille
12,500-pound maximum towing capacity (Sierra 1500)
Apple CarPlay, Android Auto connectivity standard
OnStar with 4G LTE and Wi-Fi hot spot available
Forward collision warning available

Engine

Gas/Ethanol V6 Engine Type
4.3L/262 Displacement
285 @ 5300 SAE Net Horsepower @ RPM
305 @ 3900 SAE Net Torque @ RPM

Suspension

Semi-floating Axle Type - Rear
Independent Axle Type - Front
Independent Suspension Type - Front
2-Stage Multi-Leaf Suspension Type - Rear

Weight & Capacity

26 gal Fuel Tank Capacity, Approx
N/A Aux Fuel Tank Capacity, Approx
7,000 lbs Gross Axle Weight Rating
4,516 lbs Curb Weight
0 lbs Total Option Weight
6,500 lbs Gross Vehicle Weight Rating
N/A Base Curb Weight
2,660 lbs Curb Weight - Front
1,856 lbs Curb Weight - Rear
0 lbs Option Weight - Front
0 lbs Option Weight - Rear
4,522 lbs As Spec'd Curb Weight
1,978 lbs As Spec'd Payload
1,984 lbs Maximum Payload Capacity
11,000 lbs Gross Combined Wt Rating
5,000 lbs Dead Weight Hitch - Max Trailer Wt.
500 lbs Dead Weight Hitch - Max Tongue Wt.
6,000 lbs Wt Distributing Hitch - Max Trailer Wt.
600 lbs Wt Distributing Hitch - Max Tongue Wt.
N/A Fifth Wheel Hitch - Max Trailer Wt.
N/A Fifth Wheel Hitch - Max Tongue Wt.
8,900 lbs Maximum Trailering Capacity

Safety

Standard Backup Camera
Standard Stability Control

Entertainment

Standard Bluetooth®

Electrical

730 Cold Cranking Amps @ 0° F (Primary)
150 Maximum Alternator Capacity (amps)

Brakes

N/A Brake ABS System (Second Line)
Pwr Brake Type
Yes Disc - Front (Yes or )
Yes Disc - Rear (Yes or )
13.00 x 1.18 in Front Brake Rotor Diam x Thickness
13.60 x 0.79 in Rear Brake Rotor Diam x Thickness
N/A Drum - Rear (Yes or )
4-Wheel Brake ABS System

Photo & video gallery

2018 GMC Sierra 1500 2018 GMC Sierra 1500 2018 GMC Sierra 1500 2018 GMC Sierra 1500 2018 GMC Sierra 1500 2018 GMC Sierra 1500 2018 GMC Sierra 1500 2018 GMC Sierra 1500 2018 GMC Sierra 1500 2018 GMC Sierra 1500 2018 GMC Sierra 1500 2018 GMC Sierra 1500 2018 GMC Sierra 1500 2018 GMC Sierra 1500 2018 GMC Sierra 1500 2018 GMC Sierra 1500 2018 GMC Sierra 1500 2018 GMC Sierra 1500 2018 GMC Sierra 1500 2018 GMC Sierra 1500 2018 GMC Sierra 1500 2018 GMC Sierra 1500 2018 GMC Sierra 1500

Factory warranties

New car program benefits

Basic
3 years / 36,000 miles
Corrosion
3 years / 36,000 miles
Powertrain
5 years / 60,000 miles
Maintenance
2 years / 24,000 miles
Roadside Assistance
5 years / 60,000 miles

Certified Pre-Owned program benefits

Age / mileage
5 model years or newer / up to 75,000 miles
Basic
12 months / 12,000 miles bumper-to-bumper original warranty, then may continue to 6 years / 100,000 miles limited (depending on variables)
Dealer certification
172-point inspection

The good & the bad

The good

All Terrain model
Two bed-length choices for crew cab
Direct-injection, cylinder-deactivating engines
Quiet interior

The bad

No long-bed double-cab model for 1500
No diesel-engine option on 1500
Steering wheel not centered on driver's seat

Consumer reviews

4.8 / 5
Based on 171 reviews
Write a review
Comfort 4.9
Interior 4.8
Performance 4.7
Value 4.6
Exterior 4.8
Reliability 4.8

Most recent

2018 crew cab gmc Sierra 1500

Am in disbelief every week at the Gas Pumps. Thou a big truck, mileage per gallons are 18 +. Last week it was 22.8. This week 19.78.
  • Purchased a Used car
  • Used for Transporting family
  • Does recommend this car
Comfort 4.0
Interior 4.0
Performance 4.0
Value 4.0
Exterior 4.0
Reliability 4.0
10 people out of 13 found this review helpful. Did you?
Yes No

Poor transmission on 2018 sierra

Very poor transmission going up hills it doesn’t no if it wants to shift up or down truck shakes it’s embarrassing when people in it they ask what’s wrong with it I tell them good question ask GM the service centre where I bought it just smile when you tell them about it
  • Purchased a New car
  • Used for Transporting family
  • Does not recommend this car
Comfort 4.0
Interior 4.0
Performance 3.0
Value 3.0
Exterior 4.0
Reliability 3.0
19 people out of 21 found this review helpful. Did you?
Yes No

Safety review

Based on the 2018 GMC Sierra 1500 base trim
NHTSA crash test and rollover ratings, scored out of 5.
Overall rating
5/5
Combined side rating front seat
5/5
Frontal barrier crash rating driver
5/5
Frontal barrier crash rating passenger
5/5
Overall frontal barrier crash rating
5/5
Overall side crash rating
5/5
Rollover rating
4/5
Side barrier rating
5/5
Side barrier rating driver
5/5
Side pole rating driver front seat
4/5
17.9%
Risk of rollover
Side pole rating driver front seat
4/5
17.9%
Risk of rollover

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