model year

2012 GMC Sierra K15 4WD configuration 31455

Official US catalog configuration for the 2012 GMC Sierra K15 4WD: 4.8L 8-cylinder Regular Gasoline FFV, Automatic 4-spd, 4-Wheel Drive.

Claim-level evidence reviewed Reviewed 8/27/2026

answer

Exact catalog configuration

FuelEconomy.gov identifies this as configuration 31455 for the 2012 GMC Sierra K15 4WD. The catalog row specifies 4.8L 8-cylinder Regular Gasoline FFV, Automatic 4-spd, 4-Wheel Drive, and Regular Gasoline. This is a configuration record, not a statement that every vehicle sold under the same model name has this powertrain.

make
GMC
model
Sierra K15 4WD
engine
4.8L 8-cylinder Regular Gasoline FFV
source
FuelEconomy.gov vehicles.csv
fuelType
Regular Gasoline
cylinders
8
modelYear
2,012
drivetrain
4-Wheel Drive

SOURCES

applicability

Engine, transmission, and generation fields

Engine: 4.8L 8-cylinder Regular Gasoline FFV. Transmission: Automatic 4-spd. Drive: 4-Wheel Drive. Fuel: Regular Gasoline. Vehicle class: not specified. Generation label: Catalog span 2007–2018. The generation basis is catalog_span, which means contiguous catalog coverage and not an asserted OEM chassis-generation boundary.

make
GMC
model
Sierra K15 4WD
engine
4.8L 8-cylinder Regular Gasoline FFV
source
FuelEconomy.gov vehicles.csv
fuelType
Regular Gasoline
cylinders
8
modelYear
2,012
drivetrain
4-Wheel Drive

diagnosis

How to use this configuration

Match the VIN, emissions label, engine identifier, transmission, drivetrain, and build information before ordering a part or applying a diagnostic procedure. FuelEconomy.gov configuration IDs describe catalog variants; they do not prove the equipment installed on an individual vehicle.

individualVehicleClaim
No
vinVerificationRequired
Yes

methodology

Source and update method

This page is generated from one exact row in the official FuelEconomy.gov downloadable vehicle dataset. Car Trouble Lab stores the source vehicle ID and row digest, and republishes a new reviewed snapshot when the source facts change.

source
FuelEconomy.gov
rowSha256
d45a6063a6abba35ec49bb557d3d7a37b7320145ac7c15c995e73a1c92c73ba3
sourceVehicleId
31455