HyundaiXG2005Overview/hyundai/xg/2005/base/

2005 Hyundai XG

Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 2005 XG.

Body PASSENGER CARTransmission Automatic 5-spd

The 2005 Hyundai XG is a passenger car featuring a 5-speed automatic transmission and an EPA-rated fuel economy of 16/24/19 mpg. While the model year is marked by zero recalls, it has accumulated 144 total owner complaints. These reports identify the air bags as the top complaint area, providing a specific focal point for the vehicle's reliability history.

Model year20052004200320022001

Quick specs

Fluid capacities, tune-up values and fuel economy at a glance.

Lug nut torque65-80 ft-lbsOEM · verified
EPA fuel economy16/24/19 mpgEPA · verified

Fitment & sizes

Replacement part sizes and factory part numbers — battery, bulbs, filters and belts.

Tail / brake / turnLAMPOEM · verified

Full specifications

Engine, drivetrain, dimensions and economy.

Engine & drivetrain NHTSA vPIC

TransmissionAutomatic 5-spd

Dimensions & weight NHTSA vPIC

Overall length191.3 in
Overall width72 in
Overall height55.9 in
Wheelbase108.3 in
Curb weight3651 lb
Track (front / rear)61.4 / 60.6 in
Weight distribution (front / rear)62/38

Ratings & economy EPA / vPIC

EPA city / highway / combined16 / 24 / 19 mpg
DrivetrainFront-Wheel Drive
Passenger volume103 cu ft
Cargo volume15 cu ft
Recommended fuelRegular Gasoline

Service quick specs OEM factory data

Capacities, torques and tune-up values from the factory service manual.

Torque lug nuts to 65-80 ft-lbs. The firing order is 1-2-3-4-5-6.

Lubricants & capacities

Automatic Transmission FluidHyundai SP-III
Automatic Transmission Fluid Capacity8.9
Engine CoolantETHYLENE GLYCOL

Engine torques

Engine Flywheel Bolts55 ft-lbs
Main Bearings52-59 ft-lbs

Chassis torques

Lug Nuts65-80 ft-lbs

Ignition

Cylinder Firing Order1-2-3-4-5-6
Spark Plug ManufacturerNGK
Spark Plug Gap0.037-0.043 in
Spark Plug Torque15.0 ft-lbs

Battery & A/C

RefrigerantR134a
Refrigerant Capacity1.40-1.50 lbs
Oil GroupPAG
Oil Type46
Oil Capacity4.80-5.07 oz

Service checks

Pressure Test21 psi
Radiator Cap Pressure Relief14-18 psi
Thermostat Opening Temperature176-183 °F
Regulated Fuel System Pressure (With Vacuum)43.5 psi
Injector Primary Resistance13-16 @ 68 degreesF ohms

Brakes

Torque Caliper to Bracket16-24 ft-lbs
Torque to Knuckle48-55 ft-lbs
Minimum Pad ThicknessFront: 0.079; Rear: 0.079 in
Rotor Max Parallel Variation0.0002 in / 0.0004 in
Rotor Runout Limit0.0012 in
Rotor Nominal Thickness From1.02 in / 0.39 in
Rotor Nominal Thickness To1.02 in / 0.39 in
Rotor Discard at or Under0.961 in / 0.331 in

Multi-step torque procedures OEM · verified

Connecting Rod (Large End) Bearings — tightening sequence 1 stages
125.5 ft. lbs., Step 2: 9025.5 ft. lbs

Factory maintenance schedule OEM · verified

Normal service, condensed from the factory interval matrix.

Under the factory schedule, replace the engine oil and filter every 3,000 mi; spark plugs every 60,000 mi; coolant every 30,000 mi. The big-interval services (every 30,000 mi for coolant, and the transmission fluid) are the ones owners most often skip — on a lower-mileage example, assume the original fluids are still in it and check them first.

Every 3,000 miEngine Oil (drain & refill) · Engine Oil Filter (replace)
Every 7,500 miAccessory Drive Belt (inspect) · Axle Shaft Oil Seal (inspect) · CV Joint Boot (inspect) · Tire & Wheel Assembly (rotate)
Every 12,000 miCabin Air Filter (replace)
Every 15,000 miAir Conditioning System (inspect) · Brake Line (inspect) · Brake Linings (inspect) · Brake Rotor (inspect) · Disc Brake Caliper (inspect) · Exhaust System (Complete) (inspect)
Every 30,000 miBrake Drum Assembly (inspect) · Brake Hydraulic System (inspect fluid level) · Engine Air Filter Element (replace) · Engine Coolant System (drain, flush & refill) · Fuel Evaporative Emission Control System Lines (inspect) · Fuel Line (inspect)
Every 52,500 miFuel Evaporative Emission Control System (inspect) · Fuel Filter (inspect) · PCV Hose (inspect) · Vacuum Line (inspect)
Every 60,000 miSpark Plugs (replace) · Timing Belt (replace)
Every 75,000 miDrive Belt (replace)

Reliability & federal safety record

Owner-reported issues, recalls, investigations and service bulletins on record with NHTSA — an unfiltered look at what owners actually experience.

The provided federal record only includes data for 2000 and 2001, so I cannot establish a complaint/recall trend spanning from those years through the target year of 2005. However, the 2005 Hyundai XG shows significant complaint concentrations: Air Bags leads with 55 complaints, followed by Vehicle Speed Control at 29, while Power Train accounts for 6 and Electrical System/Air Bags for 5. The vehicle recorded 13 crash-related complaints and 1 fire complaint. Given the substantial Air Bag and Vehicle Speed Control complaints—areas that directly impact occupant safety and vehicle operation—combined with the absence of comparative trend data from surrounding model years, the 2005 XG presents elevated risk signals that warrant thorough pre-purchase inspection and verification of any outstanding manufacturer recalls or technical service bulletins.

0
Open recalls
NHTSA campaigns
42
Service bulletins
Manufacturer communications
0
ODI investigations
Office of Defects Investigation
144
Owner complaints
13 involved a crash · 1 a fire
NHTSA crash-test rating federal NCAP · out of 5 stars
Rollover★★★★★

Owner complaints filed with NHTSA, by component

All 144 complaints on record, top 8 components.

Air Bags55
Vehicle Speed Control29
Power Train6
Electrical System,Air Bags5
Suspension4
Structure4
Fuel System, Gasoline3
Tires3

Source: NHTSA Office of Defects Investigation complaint database.

Recalls NHTSA · verified

No recall campaigns on record with NHTSA for this vehicle as of the last data refresh.

Technical service bulletins NHTSA · verified

Showing 5 of 42 bulletins on record with NHTSA.

BulletinDateComponentSummary
DTN DL2026-04-10Air BagsThe National Highway Traffic Safety Administration (NHTSA) has identified the presence of…
DTN DCS2026-04-10Air BagsThe National Highway Traffic Safety Administration (NHTSA) has issued an urgent safety…
25-BD-012H TSB2025-11-05Exterior LightingThis bulletin provides information regarding condensation related to the accumulated…
24-BD-001H2024-02-14VisibilityThis bulletin contains information about the proper removal of the windshield wiper blade…
23-EM-005H2023-10-13Engine And Engine CoolingThis bulletin provides important checkpoint guidelines when performing engine oil and…

Common OBD-II trouble codes

The most common OBD-II codes for this vehicle's emissions system. These are standardized SAE J2012 definitions, not vehicle-specific fault reports.

P0420
Catalyst system efficiency below threshold — Bank 1
P0300
Random / multiple cylinder misfire detected
P0171
System too lean — Bank 1
P0455
Evaporative emission system leak detected — large leak
P0128
Coolant thermostat below regulating temperature
P0442
Evaporative emission system leak detected — small leak

VIN tools

Decode factory build data for a specific vehicle by VIN.

VIN
Decode a VIN to confirm the transmission and build data for a specific XG. OEM
Build data
Plant, GVWR class, engine and body data for any 17-character VIN.
Recalls
Check open recall campaigns against a specific vehicle by VIN.

Reference guides

Cross-vehicle references for the kinds of data on this page.

Frequently asked

Does the 2005 XG have open recalls?

NHTSA lists 0 recall campaign(s) for this model year. Check your specific vehicle by VIN.

What gas mileage does the XG get?

EPA figures are 16 city / 24 highway / 19 combined mpg.