model year

2018 GMC Sierra 15 Hybrid 4WD configuration 38948

Official US catalog configuration for the 2018 GMC Sierra 15 Hybrid 4WD: 5.3L 8-cylinder Regular Gasoline SIDI; Hybrid, Automatic 8-spd, 4-Wheel Drive.

Primary records linked at claim level Data refreshed 8/27/2026

answer

Exact catalog configuration

FuelEconomy.gov identifies this as configuration 38948 for the 2018 GMC Sierra 15 Hybrid 4WD. The catalog row specifies 5.3L 8-cylinder Regular Gasoline SIDI; Hybrid, Automatic 8-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 15 Hybrid 4WD
engine
5.3L 8-cylinder Regular Gasoline SIDI; Hybrid
source
FuelEconomy.gov vehicles.csv
fuelType
Regular Gasoline
cylinders
8
modelYear
2,018
drivetrain
4-Wheel Drive

SOURCES

applicability

Engine, transmission, and generation fields

Engine: 5.3L 8-cylinder Regular Gasoline SIDI; Hybrid. Transmission: Automatic 8-spd. Drive: 4-Wheel Drive. Fuel: Regular Gasoline. Vehicle class: not specified. Generation label: Catalog span 2016–2018. The generation basis is catalog_span, which means contiguous catalog coverage and not an asserted OEM chassis-generation boundary.

make
GMC
model
Sierra 15 Hybrid 4WD
engine
5.3L 8-cylinder Regular Gasoline SIDI; Hybrid
source
FuelEconomy.gov vehicles.csv
fuelType
Regular Gasoline
cylinders
8
modelYear
2,018
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
b08bff3501db03bcd0a13ce3e6f641698e783c8b1bfda923845553b4045b374f
sourceVehicleId
38948