model year

2005 GMC Yukon XL 1500 4WD configuration 21525

Official US catalog configuration for the 2005 GMC Yukon XL 1500 4WD: 5.3L 8-cylinder Regular Gasoline FLEX-FUEL, Automatic 4-spd, 4-Wheel or All-Wheel Drive.

Claim-level evidence reviewed Reviewed 8/27/2026

answer

Exact catalog configuration

FuelEconomy.gov identifies this as configuration 21525 for the 2005 GMC Yukon XL 1500 4WD. The catalog row specifies 5.3L 8-cylinder Regular Gasoline FLEX-FUEL, Automatic 4-spd, 4-Wheel or All-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
Yukon XL 1500 4WD
engine
5.3L 8-cylinder Regular Gasoline FLEX-FUEL
source
FuelEconomy.gov vehicles.csv
fuelType
Regular Gasoline
cylinders
8
modelYear
2,005
drivetrain
4-Wheel or All-Wheel Drive

SOURCES

applicability

Engine, transmission, and generation fields

Engine: 5.3L 8-cylinder Regular Gasoline FLEX-FUEL. Transmission: Automatic 4-spd. Drive: 4-Wheel or All-Wheel Drive. Fuel: Regular Gasoline. Vehicle class: not specified. Generation label: Catalog span 2005–2008. The generation basis is catalog_span, which means contiguous catalog coverage and not an asserted OEM chassis-generation boundary.

make
GMC
model
Yukon XL 1500 4WD
engine
5.3L 8-cylinder Regular Gasoline FLEX-FUEL
source
FuelEconomy.gov vehicles.csv
fuelType
Regular Gasoline
cylinders
8
modelYear
2,005
drivetrain
4-Wheel or All-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
d81f008e7642cf1210c71cd75e8870cd6d7c23b04fd0e0faac481814b80c0f2c
sourceVehicleId
21525