VIN Lookup Result

1GTUUDE89TZ278777

2026 GMC Sierra SLT

Decoded via the official NHTSA Vehicle Identification Number database. Permanent shareable link.

Original GMC window sticker on file for this VIN — the factory Monroney label with MSRP, packages, and options.

View window sticker (PDF)

Year

2026

Make

GMC

Model

Sierra

Trim

SLT

Body Style

Pickup

Drive Type

4WD/4-Wheel Drive/4x4

Engine

3L 6-cyl

Fuel Type

Diesel

Transmission

Plant

FORT WAYNE, INDIANA, UNITED STATES (USA)

Vehicle Type

TRUCK

Manufacturer

GENERAL MOTORS LLC

Owner Complaints

63 filed Get Report →

Market Value

Buyer-paid data Get Report →

Owner-Reported Problems (NHTSA)

Owners have filed 63 complaints with the federal government (NHTSA Office of Defects Investigation) about the 2026 GMC Sierra. Complaints are owner-reported issues — unlike recalls, they are not manufacturer-acknowledged defects, but they show where this model-year has real-world trouble spots.

Engine · 33Power Train · 12Electrical System · 9Fuel/Propulsion System · 6Service Brakes · 4Tires · 3

About This VIN

VIN 1GTUUDE89TZ278777 identifies a 2026 GMC Sierra SLT pickup. The first three characters (1GT) form the World Manufacturer Identifier — encoding country, manufacturer, and vehicle type. Characters 4-8 (UUDE8) describe the model, body, and engine. The 9th character (9) is the check digit. Position 10 (T) encodes the model year (2026). Position 11 (Z) is the plant code — this vehicle was assembled in FORT WAYNE, UNITED STATES (USA). The final six characters (278777) are the unique sequential production number.

Cite This Decode

Permalink:

https://www.carwhere.com/vin/1GTUUDE89TZ278777

Source:

NHTSA vPIC database, decoded 2026-09-21

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