2005 Hyundai XG350 Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 2005 Hyundai XG350

A defective exhaust gas recirculation (EGR) switching valve may cause an intermittent rough or unstable idle engine.

Prior to replacing the automatic transmission fluid (to improve shift quality), make sure that the transmission fluid level is correct. Also, make sure the computer that controls the transmission has the most up-to-date adaptive programming information. When servicing these transmissions be sure to use fluid approved by Hyundai.

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Engine light reads throttle sensor is not closing and opening properly. The cars engine revs up then stops and repeats on occasion.
Repair shop states they can only order throttle from dealer, but if I can purchase this part on my own I may have someone who can replace it for me.

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I have owned my car for six years now and still love it. It has almost 250,000 miles on it and am hoping it goes another 250,000.

We've had our XG350 for 6 years. We bought it new and have loved it from the start. It's not perfect. The gas mileage isn't great, but for such a big comfortable car with plenty of power, I can't complain. Very comfortable ride, nicely appointed. We have one of the mysterious rattles that others speak of, but it's no big deal. The paint is holding up very well. We had something go w...

I adore this car!

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