2021 GMC SIERRA AT4 — window sticker

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Built from official government records (NHTSA vPIC, EPA, NHTSA safety & recalls). Factory options with prices and the original Total MSRP exist only on the manufacturer’s sticker — everything below is the verified public record for this VIN. Blank fields mean the manufacturer didn’t encode that item for this VIN (common before 2016), not that the car lacks it.

VEHICLE INFORMATIONvincheck.me
2021 GMC SIERRA AT4
Pickup · 4-door · Gasoline
VIN 1GTP9EED1MZ425788
FINAL ASSEMBLY POINT: FORT WAYNE, INDIANA, UNITED STATES (USA)

Powertrain & mechanical

  • Engine8-cyl, 5.3 L
  • Engine modelL84 - DI, ALUM, GEN 5, VAR 2
  • Drive type4WD/4-Wheel Drive/4x4
  • GVWRClass 2E: 6,001 - 7,000 lb (2,722 - 3,175 kg)

Standard safety equipment

  • Front airbags1st Row (Driver and Passenger)
  • Side airbags1st Row (Driver and Passenger)
  • Curtain airbagsAll Rows
  • Seat beltsManual
  • Tire pressure monitoringDirect

Body & dimensions

  • Body stylePickup
  • Cab typeCrew/Super Crew/Crew Max
  • Doors4
EPA Fuel Economy and Environment
16combined
MPG
14 city
20 highway
Annual fuel cost
$3,900
You spend $8,500 more in fuel over 5 years vs the average new vehicle
Greenhouse gas 2/10
Smog rating 5/10
CO2 560 g/mi

variant selected manually. Cost assumes 15,000 mi/yr at current EPA fuel prices (regular $4.15/gal). Actual results will vary. Source: fueleconomy.gov

GOVERNMENT 5-STAR SAFETY RATINGS

This vehicle has not been rated by the government (NHTSA), or ratings could not be matched to this year/make/model.

Star ratings range from 1 to 5 stars (★★★★★) with 5 being the highest. Source: National Highway Traffic Safety Administration (NHTSA), nhtsa.gov
Vehicle data: NHTSA vPIC · EPA fueleconomy.gov · NHTSA safety ratings & recalls · Jul 5, 2026 · vincheck.me

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