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HOMESERVICE MANUALSHYUNDAI2003XG350 BASEREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCESPECIFICATIONSENGINE CONTROLS - SERVICE & ADJUSTMENT SPECIFICATIONSQUICK-SERVICESERVICE INTERVALS & SPECIFICATIONSREPLACEMENT INTERVALS - XG350
2003 Hyundai XG350 Base

Replacement Intervals - XG350

2003 Hyundai XG350 BaseSECTION Replacement Intervals - XG350
REPLACEMENT INTERVALS - XG350

Component Months Miles
Accessory Drive Belts
Normal & Severe (1) (1)
Air Filter
Normal & Severe 24 (2) (2) 30,000
Automatic Transmission Fluid & Filter
Normal Service 84 (3) (3) 105,000
Severe Service (4) (5) 30,000
Brake Fluid
Normal & Severe Service 24 (6) (6) 30,000
Coolant
Normal & Severe Service 24 30,000
Engine Oil & Filter
Normal Service 6 7500
Severe Service 3 (7) (7) 3000
Fuel Filter
Normal & Severe Service 42 52,500
PCV Valve
Normal & Severe Service (4) (4)
Spark Plugs (Platinum)
Normal & Severe Service 48 (8) (8) 60,000
Timing Belt
Normal & Severe Service 24 (9) (9) 30,000
(1) Inspect every 6 months or 7500 miles and replace if necessary. Replace every 60 months or 75,000 miles if not previously replaced.
(2) A more frequent interval is required if vehicle is driven on dusty rough roads or in sandy areas.
(3) Inspect fluid level and condition every 12 months or 15,000 miles. Top-off or replace as necessary or at specified interval.
(4) Information is not available from manufacturer.
(5) Replace if vehicle is driven short distances repeatedly, driven on dusty, rough roads, sandy areas, more than 50 percent in heavy city traffic, during hot weather above 90°F (32°C), driven in mountainous areas, towing a trailer, or driven as a patrol car, taxi, or other commercial use and vehicle towing.
(6) Inspect at scheduled interval and replace as necessary.
(7) Replace if vehicle is driven short distances repeatedly, allowed to idle extensively, driven on dusty, rough roads, or more than 50 percent in heavy city traffic, during hot weather above 90°F (32°C), or towing a trailer.
(8) A more frequent interval is required if vehicle is allowed to idle extensively or if towing a trailer.
(9) Inspect at scheduled interval and replace as necessary. Replace every 48 months or 60,000 miles if not previously replaced. For California, replacement is recommended, but not required.
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.