Skip to main content

2021 GMC Sierra 1500

Change year or car
$30,100

starting MSRP

Key specs

Base trim shown

Truck

Body style

16

Combined MPG

3

Seating capacity

231.72” x 75.6”

Dimensions

Rear-wheel drive

Drivetrain

Overview

(55 reviews)

6 trims

Starting msrp listed lowest to highest price

Wondering which trim is right for you?

Our 2021 GMC Sierra 1500 trim comparison will help you decide.

See also: Find the best Trucks for 2024

Consumer reviews

(55 reviews)
Rating breakdown (out of 5):
  • Comfort 4.3
  • Interior 4.2
  • Performance 3.8
  • Value 3.6
  • Exterior 4.3
  • Reliability 3.5
Write a review

Most recent consumer reviews

No recomiendo a nadie comprar GMC Denali antes de 70000

No recomiendo a nadie comprar GMC Denali antes de 70000 millas se daña el motor y antes de 80000 millas se daña las transmisión y el diferencial son pura belleza pero es un problema te cobran 14000 por el motor solo

Rating breakdown (out of 5):
  • Comfort 1.0
  • Interior 1.0
  • Performance 1.0
  • Value 1.0
  • Exterior 1.0
  • Reliability 1.0
  • Purchased a New car
  • Used for Transporting family
  • Does recommend this car
0 people out of 0 found this review helpful. Did you?
Yes No

This truck has a jerk when changing gears sometimes.

This truck has a jerk when changing gears sometimes. I enjoy the truck overall easy to handle and comfortable. Drive with ease sight is good when driving.

Rating breakdown (out of 5):
  • Comfort 5.0
  • Interior 5.0
  • Performance 4.0
  • Value 4.0
  • Exterior 5.0
  • Reliability 5.0
  • Does recommend this car
4 people out of 6 found this review helpful. Did you?
Yes No

GMC 1500 2018

Rims crack 8 speed automatic horrible ,motor oil pump ,on the 3 motor 5.3 fuel pump issues Tron body sensor issue oil pressure sensor seats bad o

Rating breakdown (out of 5):
  • Comfort 4.0
  • Interior 4.0
  • Performance 1.0
  • Value 3.0
  • Exterior 2.0
  • Reliability 1.0
  • Purchased a Used car
  • Used for Commuting
  • Does not recommend this car
11 people out of 15 found this review helpful. Did you?
Yes No
See all 55 consumer reviews

Safety

Based on the 2021 GMC Sierra 1500 base trim.
Combined side rating front seat
5
Frontal barrier crash rating driver
5
Frontal barrier crash rating passenger
4
Overall frontal barrier crash rating
4
Overall rating
4
Overall side crash rating
5
Rollover rating
4
Side barrier rating
5
Side barrier rating driver
5
Side pole rating driver front seat
5

Warranty

New car and Certified Pre-Owned programs by GMC
New car program benefits
Bumper-to-bumper
36 months/36,000 miles
Corrosion
36 months/36,000 miles
Powertrain
60 months/60,000 miles
Roadside assistance
60 months/60,000 miles
Certified Pre-Owned program benefits
Maximum age/mileage
5 model years or newer/up to 75,000 miles
Basic warranty terms
12 months/12,000 miles bumper-to-bumper original warranty, then may continue to 6 years/100,000 miles limited (depending on variables)
Powertrain
6 years/100,000 miles
Dealer certification required
172-point inspection
Roadside assistance
Yes
View all cpo program details

Have questions about warranties or CPO programs?

Compare the competitors