2009 Hyundai Sonata Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 2009 Hyundai Sonata

2009 Hyundai Sonata Problems

Confirm Latest Software For Transmission Control Module and Correct Fuild For Proper Shift Quailty

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.

Rough Idle Due to Faulty EGR Switching Valve

On the 2.7L V6 and 2.4L 4 Cylinder, a defective exhaust gas recirculation (EGR) switching valve may cause an intermittent rough or unstable idle engine.

Improved Timing Chain Tensioners Available to Correct Noise on Startup

If you experience excessive engine noise on startup (after the engine has been turned off for several hours) that lasts for more than five or six seconds, turn off the engine and check that the engine oil level is correct. If the oil level is correct, the noise may be caused by the timing chain tensioner. Hyundai has an improved tensioner to correct this problem.

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2009 Hyundai Sonata Questions

I replaced my starter and now I am having some electrical problems. (2 answers)

Since the starter was replaced the dome and reading lights don't work, the remote key lock doesn't work the clock doesn't work and the TPMS light will not shut off.

When pumping fuel it kicks off repeatedly and spits it out the fuel neck. Causes (1 answer)

We have replaces the fuel canister by the filler neck and the evap valve under the hood and it did not fix the problem

What could be the reason that my car won't start? (1 answer)

I have a 2009 Hyundai Sonata. It recently acted like it didn't want to start so I took it to be tested at the auto parts store, where I was told that I had a bad battery. Spent $120 on a brand new battery with warranty. Exactly 1 week later I go out to crank the car early in the morning and i...

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2009 Hyundai Sonata Recalls

Rust Concern with Rear Suspension

The rear suspension is the attaching point for the control arms and other rear suspension components. Road salt and water can accumulate in and around the rear crossmember causing it to rust. Excessive rust could cause one or both rear control arms to separate from the crossmember resulting in a sudden change in vehicle handling, increasing the risk of a crash. Dealers will inspect the rear crossmember and repair or replace it as necessary to correct this concern.

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2009 Hyundai Sonata Reviews

I purchased a 2009 Sonata GLS new in 2009. It now has over 90,000 miles on it and it is unquestionably the most reliable car I have ever owned. Handles nicely, economical to drive, fantastic warranty,dealer service departments very customer friendly and besides nornmal servicing has required nothing. Since I purchased my Hyundai my son has purchased an Elantra and my mother-in-law and my fat...
I remove the ignition switch i turn the key to got out the switch now i can not got the new switch in the key will not go to off .
Bought a used Hyundai sonata (pearl white) at 53,000 miles from a local owner. When I first took it to a car wash, I found that the hose chipped off a section of the paint on the roof. More chipping happened on the roof and hood recently after driving in a huge thunderstorm. My insurance company refused to cover that as they stated it was manufacturer defective paint job. Now I have to pay out ...

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