10.0

really awful
Crashes / Fires:
0 / 0
Injuries / Deaths:
0 / 0
Average Mileage:
0 miles

About These NHTSA Complaints:

This data is from the NHTSA — the US gov't agency tasked with vehicle safety. Complaints are spread across multiple & redundant categories, & are not organized by problem.

So how do you find out what problems are occurring? For this NHTSA complaint data, the only way is to read through the comments below. Any duplicates or errors? It's not us.

2001 Hyundai Sonata engine problems

engine problem

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2001 Hyundai Sonata Owner Comments

problem #3

Feb 012001

Sonata

  • Automatic transmission
  • miles

A D V E R T I S E M E N T S

While driving at any speed during normal operation vehicle fails to start, problem is intermittent. Dealer has examined vehicle numerous times, and failed to remedy problem. Engine light illuminated and then vehicle began havinb problems with no power, stalling, and making noises, dealer replaced the purge control valve, however problem till continues. Brakes feel low to the floor. Center ac vents and right passenger vent broke, dealer replaced. Dealer adjusted drive belts due to being noisy.

- Tamarack, FL, USA

problem #2

Jun 202001

Sonata

  • miles
When driving vehicle would have a coking sound like it wanted to cut off. With no prior warning vehicle cuts off in traffic when slowing down. Also, after cutting off, vehicle will start back up.

- Cincinnati, OH, USA

problem #1

Dec 262000

Sonata 4WD

  • miles
Engine failed at 1633 miles going 65 mph on major highway. According to hyndai service there is a problem with engine sleeves in early production engines. Sleeves come loose causing pistons to smash spark plugs. New engine installed, but did not run properly. Hyundai service ordering second new engine. Problem diagnosed quickly due to another 2001 Santa Fe with 3900 miles in shop with same problem. Peoples Hyundai in folsom, ca were very helpful.

- Petaluma, CA, USA

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