HYUNDAI SONATA · model year

1999 HYUNDAI SONATA

187 NHTSA complaints, 25 crash reports for this specific cohort.

NHTSA overall rating

Not crash-tested

New Car Assessment Program

The 1999HYUNDAISONATA carries 187 consumer safety complaints in NHTSA's Office of Defects Investigation database for this specific model-year cohort. Within that volume, owners reported 25 crashes, 4 fires, 34 injuries, and 0 fatalities. No NCAP 5-star crash-test rating is available for this model year in the federal database.

Component-level analysis is where model-year complaints become actionable: the top complaint category for the 1999 SONATA is structure:frame and members with 26 filings, followed by air bags (18) and power train:automatic transmission (11). Concentration in one or two component groups is the classic signature of a systemic defect; a flat distribution usually reflects normal aging, warranty complaints, or isolated build-plant variability.

NHTSA currently has 37 investigation files overlapping the 1999 SONATA, and 1 remain open. Owners comparing this cohort against neighboring years should pair the counters above with the complaint-by-year trend on the parent model page, a spike in a single year often tracks to a platform refresh, a new transmission supplier, or an updated ECU calibration. Use the related-complaint feed below to read raw owner narratives before deciding whether any pattern here affects your specific use case.

187
Complaints
25
Crashes
4
Fires
34
Injuries
0
Deaths

Total Complaints

187 filings

Crashes Reported

25 reports

Source

NHTSA ODI

Federal complaints database

Complaints vs. fleet median (215)

At or below the fleet median complaint volume.

Complaints by Component

ComponentCount
STRUCTURE:FRAME AND MEMBERS26
AIR BAGS18
POWER TRAIN:AUTOMATIC TRANSMISSION11
ENGINE AND ENGINE COOLING10
SUSPENSION10
AIR BAGS:FRONTAL7
ENGINE AND ENGINE COOLING:ENGINE:GASOLINE7
SEAT BELTS:FRONT:ANCHORAGE5
UNKNOWN OR OTHER5
STRUCTURE5
STEERING5
SUSPENSION:FRONT4
VEHICLE SPEED CONTROL4
TIRES4
ENGINE AND ENGINE COOLING:ENGINE4

Recent Complaints

20150203SUSPENSION

I WAS DRIVING HOME FROM WORK ON JAN 30TH, 2015 AND THE CAR STARTED PULLING TO THE RIGHT. THE NEXT DAY, SAT THE 31ST, I JACKED UP THE RIGHT FRONT OF THE CAR TO SEE WHY THE CAR STEERED TO THE RIGHT. I FOUND THE LOWER WHEEL ASSEMBLY ATTACHMENT TO THE FRAME HAD COME LOOSE. THAT WAS BECAUSE THE FRAME HAD THREE OF FOUR SIDES RUSTED THRU. THE CONDITION COULD HAVE CAUSED A MORE SEVERE ACCIDENT IF THE ATTACHMENT TO THE FRAME HAD PULLED COMPLETELY APART. I WILL CHECK WITH HYUNDAI TO SEE WHAT THEY CAN DO ABOUT IT. THANKS FOR LISTENING. [XXX] INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6). *TR

Mileage: 114,000

20150203STEERING

I WAS DRIVING HOME FROM WORK ON JAN 30TH, 2015 AND THE CAR STARTED PULLING TO THE RIGHT. THE NEXT DAY, SAT THE 31ST, I JACKED UP THE RIGHT FRONT OF THE CAR TO SEE WHY THE CAR STEERED TO THE RIGHT. I FOUND THE LOWER WHEEL ASSEMBLY ATTACHMENT TO THE FRAME HAD COME LOOSE. THAT WAS BECAUSE THE FRAME HAD THREE OF FOUR SIDES RUSTED THRU. THE CONDITION COULD HAVE CAUSED A MORE SEVERE ACCIDENT IF THE ATTACHMENT TO THE FRAME HAD PULLED COMPLETELY APART. I WILL CHECK WITH HYUNDAI TO SEE WHAT THEY CAN DO ABOUT IT. THANKS FOR LISTENING. [XXX] INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6). *TR

Mileage: 114,000

20140328STRUCTURE:BODY

AFTER REMOVING THE DRIVERS FRONT WHEEL I NOTICED THE CONTROL ARM ATTACHMENT POINT SEVERELY RUSTED, & THE SUB FRAME CRACKED READY TO BREAK. I KNOW ABOUT THE RECALL. UNFORTUNATELY NEBRASKA ALONG WITH OTHER STATES WERE NOT INCLUDED. THIS CAR WAS WELL MAINTAINED BY THE ORIGINAL OWNER, & DRIVEN VERY LITTLE IN SALT/ SNOW CONDITIONS. SHE PURCHASED @ APPROX. 80 YEARS OF AGE. NHTSA SHOULD TAKE A LOOK AT THIS AGAIN. WATER BEING TRAPPED IN THE SUB FRAMES IS THE REAL PROBLEM, SALT MAY HAVE ONLY MADE THE FAILURE HAPPENED A BIT SOONER. I HAVE TALKED WITH HYUNDAI CUSTOMER ASSISTANCE, & WAS TOLD THE CAR WOULD NOT BE COVERED BY THE RECALL. I LIVE 8 MILES AWAY FROM IOWA, WHICH IS COVERED BY THE RECALL. OMAHA DOES USE SALT ON THE STREETS. 14 -15 YEARS FOR A SUB FRAME TO ROT AWAY SEEMS QUITE SHORT. THE PROBLEM IS A DESIGN DEFECT NOT ALLOWING THE WATER TO GET OUT. NO STATES SHOULD HAVE BEEN LEFT OUT! WHO DOESN'T WASH THEIR CAR REGULARLY? HOW MANY 1999-2004 MODELS OF THIS CAR ARE STILL ON T

Mileage: 75,800

20140328STEERING

AFTER REMOVING THE DRIVERS FRONT WHEEL I NOTICED THE CONTROL ARM ATTACHMENT POINT SEVERELY RUSTED, & THE SUB FRAME CRACKED READY TO BREAK. I KNOW ABOUT THE RECALL. UNFORTUNATELY NEBRASKA ALONG WITH OTHER STATES WERE NOT INCLUDED. THIS CAR WAS WELL MAINTAINED BY THE ORIGINAL OWNER, & DRIVEN VERY LITTLE IN SALT/ SNOW CONDITIONS. SHE PURCHASED @ APPROX. 80 YEARS OF AGE. NHTSA SHOULD TAKE A LOOK AT THIS AGAIN. WATER BEING TRAPPED IN THE SUB FRAMES IS THE REAL PROBLEM, SALT MAY HAVE ONLY MADE THE FAILURE HAPPENED A BIT SOONER. I HAVE TALKED WITH HYUNDAI CUSTOMER ASSISTANCE, & WAS TOLD THE CAR WOULD NOT BE COVERED BY THE RECALL. I LIVE 8 MILES AWAY FROM IOWA, WHICH IS COVERED BY THE RECALL. OMAHA DOES USE SALT ON THE STREETS. 14 -15 YEARS FOR A SUB FRAME TO ROT AWAY SEEMS QUITE SHORT. THE PROBLEM IS A DESIGN DEFECT NOT ALLOWING THE WATER TO GET OUT. NO STATES SHOULD HAVE BEEN LEFT OUT! WHO DOESN'T WASH THEIR CAR REGULARLY? HOW MANY 1999-2004 MODELS OF THIS CAR ARE STILL ON T

Mileage: 75,800

20140328SUSPENSION

AFTER REMOVING THE DRIVERS FRONT WHEEL I NOTICED THE CONTROL ARM ATTACHMENT POINT SEVERELY RUSTED, & THE SUB FRAME CRACKED READY TO BREAK. I KNOW ABOUT THE RECALL. UNFORTUNATELY NEBRASKA ALONG WITH OTHER STATES WERE NOT INCLUDED. THIS CAR WAS WELL MAINTAINED BY THE ORIGINAL OWNER, & DRIVEN VERY LITTLE IN SALT/ SNOW CONDITIONS. SHE PURCHASED @ APPROX. 80 YEARS OF AGE. NHTSA SHOULD TAKE A LOOK AT THIS AGAIN. WATER BEING TRAPPED IN THE SUB FRAMES IS THE REAL PROBLEM, SALT MAY HAVE ONLY MADE THE FAILURE HAPPENED A BIT SOONER. I HAVE TALKED WITH HYUNDAI CUSTOMER ASSISTANCE, & WAS TOLD THE CAR WOULD NOT BE COVERED BY THE RECALL. I LIVE 8 MILES AWAY FROM IOWA, WHICH IS COVERED BY THE RECALL. OMAHA DOES USE SALT ON THE STREETS. 14 -15 YEARS FOR A SUB FRAME TO ROT AWAY SEEMS QUITE SHORT. THE PROBLEM IS A DESIGN DEFECT NOT ALLOWING THE WATER TO GET OUT. NO STATES SHOULD HAVE BEEN LEFT OUT! WHO DOESN'T WASH THEIR CAR REGULARLY? HOW MANY 1999-2004 MODELS OF THIS CAR ARE STILL ON T

Mileage: 75,800

20140107CrashAIR BAGS

L WAS STOPPED ON TRAFFIC ON HIGH WAY ,AND SOME ONE, HIT ME ON THE BACK ,THE GUY WAS SO FAST PROBLEM MORE THAN 75 MPH ,THAN MY CAR FLOAT 20 FOOT ,AND HIT THE CAR ON MY FRONT AND MY AIR BAGS DID NOT DEPLOY OR OPEN , SO THE QUESTION IS HYUNDAI SONATA 1999 USUALLY HAVE THIS PROBLEM , ???? *TR

Mileage: 123,000

20131113STRUCTURE:FRAME AND MEMBERS:UNDERBODY SHIELDS

THE SUB FRAME/K FRAME ON MY 99 HYUNDAI SONATA RUSTED OUT CAUSING MY DRIVER SIDE REAR TIRE AND PASSENGER SIDE REAR TIRE TO FACE OUTWARDS ALMOST COMING OFF AND DAMAGING MY LEFT CONTROL ARM. I HEARD A LOUD POP AND COULDN'T FIGURE OUT WHAT IT WAS THEN REALIZED THE STEERING WHEEL WAS COCKED AT 180. I HAD TO DRIVE IT HOME WHICH WAS LUCKILY ONLY 2 MINUTES DOWN THE ROAD, I HAD TO DRIVE 10MPH SMELLING BURNING RUBBER. *TR

Mileage: 213,627

20131028STRUCTURE:FRAME AND MEMBERS:UNDERBODY SHIELDS

I WAS PULLING IN A SHOPPING CENTER TURNING THE STEERING WHEEL TO THE RIGHT, I HEARD A LOUD BANG AND GOT OUT OF CAR, THE DRIVERS SIDE WHEEL WAS CAVED IN, HAD CAR TOWED TO MECHANIC, HE SAID THE SUBFRAME WAS COMPLETELY RUSTED AND BROKE AWAY FROM THE CAR, AND I WAS LUCKY THAT I WASN'T GOING AT A HIGHER SPEED. *TR

Mileage: 165,000

20131028SUSPENSION

I WAS PULLING IN A SHOPPING CENTER TURNING THE STEERING WHEEL TO THE RIGHT, I HEARD A LOUD BANG AND GOT OUT OF CAR, THE DRIVERS SIDE WHEEL WAS CAVED IN, HAD CAR TOWED TO MECHANIC, HE SAID THE SUBFRAME WAS COMPLETELY RUSTED AND BROKE AWAY FROM THE CAR, AND I WAS LUCKY THAT I WASN'T GOING AT A HIGHER SPEED. *TR

Mileage: 165,000

20121206SUSPENSION

TL* THE CONTACT OWNS A 1999 HYUNDAI SONATA. THE CONTACT STATED THAT WHILE DRIVING 35 MPH, HE HEARD NOISES AND NOTICED THAT THE TIRE WAS MISALIGNED CAUSING THE STEERING WHEEL PULLING ABNORMALLY. THE VEHICLE WAS TAKEN TO THE MECHANIC AND AFTER INSPECTION, THEY FOUND THAT THE FRONT SUB-FRAME WAS RUSTED AND CORRODED. THERE WERE ALSO HOLES NEXT TO THE BOLTS THAT HELD THE SUB FRAME IN PLACE. THE DEALER WAS NOTIFIED WHO ADVISED THE CONTAC THAT THERE WAS A RECALL FOR THE FAILURE BUT HIS VIN WAS NOT INCLUDED (NHTSA CAMPAIGN ID NUMBER: 09V124000: SUSPENSION). THE MANUFACTURER WAS NOTIFIED WHO CONFIRMED THAT THE CONTACT'S VIN WAS NOT INCLUDED IN THE RECALL. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS 157,000.

Mileage: 157,000

20120525SUSPENSION

TL* THE CONTACT OWNS A 1999 HYUNDAI SONATA. THE CONTACT STATED THAT THE VEHICLE WAS BEING EXAMINED BY AN INDEPENDENT REPAIR SHOP AND SHE WAS INFORMED THAT THE FRONT SUB-FRAME WAS CORRODED. THE MANUFACTURER WAS THEN NOTIFIED AND THE CONTACT WAS INFORMED THAT THE VEHICLE WAS NOT INCLUDED IN THE RECALL ASSOCIATED WITH NHTSA CAMPAIGN ID NUMBER 09V124000 (SUSPENSION). THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS 125,764.

Mileage: 125,764

20111211SUSPENSION

I PURCHASED MY 1999 SONATA FROM A USED CAR DEALER & HAVE HAD NUMEROUS PROBLEMS WITH THE CAR, ITS BEEN A NIGHTMARE, ONE PROBLEM AFTER ANOTHER!!!! THE CRANKSHAFT SENSOR HAD TO BE COMPLETELY REPLACED BECAUSE THE COMPONENT HAD SEVERELY MELTED, ISSUES WITH THE TRANSMISSION, ABS/AIRBAG WARNING LIGHT ON, & HAVE HAD TO CHANGE OUT THE HALF SHAFT ON BOTH DRIVERS/PASSENGER SIDE, NUMEROUS TIRES, BRAKES BUT THE MOST SEVERE OF ALL THE PROBLEMS WHICH PUTS MY SAFETY, MY 12 YR OLD SON & FIANCE'S SAFETY, ALONG WITH FAMILY/FRIEND'S SAFETY AT RISK IS THE COMPLETE CORROSION OF THE SUBFRAME I TOO TO A MECHANIC TODAY & HE TOLD ME TO NOT DRIVE THIS CAR FOR ANYTHING BECAUSE IT WILL RESULT IN AN ACCIDENT WHERE I CAN POTENTIALLY END UP HURTING MYSELF OR OTHER INNOCENT BYSTANDERS BECAUSE HYUNDAI MADE A DEFECTIVE SUBFRAME ESPECIALLY FOR US THAT LIVE & DRIVE IN HAZARDOUS CONDITIONS OF THE WINTRY/ICY ELEMENTS FOR 5+MONTHS OUT OF THE YEAR IN UPSTATE NEW YORK!!! I WILL BE CALLING HYUNDAI'S CUSTOMER ASSISTANCE CTR & FU

Mileage: 52,500

20111211STEERING

I PURCHASED MY 1999 SONATA FROM A USED CAR DEALER & HAVE HAD NUMEROUS PROBLEMS WITH THE CAR, ITS BEEN A NIGHTMARE, ONE PROBLEM AFTER ANOTHER!!!! THE CRANKSHAFT SENSOR HAD TO BE COMPLETELY REPLACED BECAUSE THE COMPONENT HAD SEVERELY MELTED, ISSUES WITH THE TRANSMISSION, ABS/AIRBAG WARNING LIGHT ON, & HAVE HAD TO CHANGE OUT THE HALF SHAFT ON BOTH DRIVERS/PASSENGER SIDE, NUMEROUS TIRES, BRAKES BUT THE MOST SEVERE OF ALL THE PROBLEMS WHICH PUTS MY SAFETY, MY 12 YR OLD SON & FIANCE'S SAFETY, ALONG WITH FAMILY/FRIEND'S SAFETY AT RISK IS THE COMPLETE CORROSION OF THE SUBFRAME I TOO TO A MECHANIC TODAY & HE TOLD ME TO NOT DRIVE THIS CAR FOR ANYTHING BECAUSE IT WILL RESULT IN AN ACCIDENT WHERE I CAN POTENTIALLY END UP HURTING MYSELF OR OTHER INNOCENT BYSTANDERS BECAUSE HYUNDAI MADE A DEFECTIVE SUBFRAME ESPECIALLY FOR US THAT LIVE & DRIVE IN HAZARDOUS CONDITIONS OF THE WINTRY/ICY ELEMENTS FOR 5+MONTHS OUT OF THE YEAR IN UPSTATE NEW YORK!!! I WILL BE CALLING HYUNDAI'S CUSTOMER ASSISTANCE CTR & FU

Mileage: 52,500

20111211POWER TRAIN

I PURCHASED MY 1999 SONATA FROM A USED CAR DEALER & HAVE HAD NUMEROUS PROBLEMS WITH THE CAR, ITS BEEN A NIGHTMARE, ONE PROBLEM AFTER ANOTHER!!!! THE CRANKSHAFT SENSOR HAD TO BE COMPLETELY REPLACED BECAUSE THE COMPONENT HAD SEVERELY MELTED, ISSUES WITH THE TRANSMISSION, ABS/AIRBAG WARNING LIGHT ON, & HAVE HAD TO CHANGE OUT THE HALF SHAFT ON BOTH DRIVERS/PASSENGER SIDE, NUMEROUS TIRES, BRAKES BUT THE MOST SEVERE OF ALL THE PROBLEMS WHICH PUTS MY SAFETY, MY 12 YR OLD SON & FIANCE'S SAFETY, ALONG WITH FAMILY/FRIEND'S SAFETY AT RISK IS THE COMPLETE CORROSION OF THE SUBFRAME I TOO TO A MECHANIC TODAY & HE TOLD ME TO NOT DRIVE THIS CAR FOR ANYTHING BECAUSE IT WILL RESULT IN AN ACCIDENT WHERE I CAN POTENTIALLY END UP HURTING MYSELF OR OTHER INNOCENT BYSTANDERS BECAUSE HYUNDAI MADE A DEFECTIVE SUBFRAME ESPECIALLY FOR US THAT LIVE & DRIVE IN HAZARDOUS CONDITIONS OF THE WINTRY/ICY ELEMENTS FOR 5+MONTHS OUT OF THE YEAR IN UPSTATE NEW YORK!!! I WILL BE CALLING HYUNDAI'S CUSTOMER ASSISTANCE CTR & FU

Mileage: 52,500

20111211ENGINE AND ENGINE COOLING

I PURCHASED MY 1999 SONATA FROM A USED CAR DEALER & HAVE HAD NUMEROUS PROBLEMS WITH THE CAR, ITS BEEN A NIGHTMARE, ONE PROBLEM AFTER ANOTHER!!!! THE CRANKSHAFT SENSOR HAD TO BE COMPLETELY REPLACED BECAUSE THE COMPONENT HAD SEVERELY MELTED, ISSUES WITH THE TRANSMISSION, ABS/AIRBAG WARNING LIGHT ON, & HAVE HAD TO CHANGE OUT THE HALF SHAFT ON BOTH DRIVERS/PASSENGER SIDE, NUMEROUS TIRES, BRAKES BUT THE MOST SEVERE OF ALL THE PROBLEMS WHICH PUTS MY SAFETY, MY 12 YR OLD SON & FIANCE'S SAFETY, ALONG WITH FAMILY/FRIEND'S SAFETY AT RISK IS THE COMPLETE CORROSION OF THE SUBFRAME I TOO TO A MECHANIC TODAY & HE TOLD ME TO NOT DRIVE THIS CAR FOR ANYTHING BECAUSE IT WILL RESULT IN AN ACCIDENT WHERE I CAN POTENTIALLY END UP HURTING MYSELF OR OTHER INNOCENT BYSTANDERS BECAUSE HYUNDAI MADE A DEFECTIVE SUBFRAME ESPECIALLY FOR US THAT LIVE & DRIVE IN HAZARDOUS CONDITIONS OF THE WINTRY/ICY ELEMENTS FOR 5+MONTHS OUT OF THE YEAR IN UPSTATE NEW YORK!!! I WILL BE CALLING HYUNDAI'S CUSTOMER ASSISTANCE CTR & FU

Mileage: 52,500

20111211SERVICE BRAKES, HYDRAULIC

I PURCHASED MY 1999 SONATA FROM A USED CAR DEALER & HAVE HAD NUMEROUS PROBLEMS WITH THE CAR, ITS BEEN A NIGHTMARE, ONE PROBLEM AFTER ANOTHER!!!! THE CRANKSHAFT SENSOR HAD TO BE COMPLETELY REPLACED BECAUSE THE COMPONENT HAD SEVERELY MELTED, ISSUES WITH THE TRANSMISSION, ABS/AIRBAG WARNING LIGHT ON, & HAVE HAD TO CHANGE OUT THE HALF SHAFT ON BOTH DRIVERS/PASSENGER SIDE, NUMEROUS TIRES, BRAKES BUT THE MOST SEVERE OF ALL THE PROBLEMS WHICH PUTS MY SAFETY, MY 12 YR OLD SON & FIANCE'S SAFETY, ALONG WITH FAMILY/FRIEND'S SAFETY AT RISK IS THE COMPLETE CORROSION OF THE SUBFRAME I TOO TO A MECHANIC TODAY & HE TOLD ME TO NOT DRIVE THIS CAR FOR ANYTHING BECAUSE IT WILL RESULT IN AN ACCIDENT WHERE I CAN POTENTIALLY END UP HURTING MYSELF OR OTHER INNOCENT BYSTANDERS BECAUSE HYUNDAI MADE A DEFECTIVE SUBFRAME ESPECIALLY FOR US THAT LIVE & DRIVE IN HAZARDOUS CONDITIONS OF THE WINTRY/ICY ELEMENTS FOR 5+MONTHS OUT OF THE YEAR IN UPSTATE NEW YORK!!! I WILL BE CALLING HYUNDAI'S CUSTOMER ASSISTANCE CTR & FU

Mileage: 52,500

20111211AIR BAGS

I PURCHASED MY 1999 SONATA FROM A USED CAR DEALER & HAVE HAD NUMEROUS PROBLEMS WITH THE CAR, ITS BEEN A NIGHTMARE, ONE PROBLEM AFTER ANOTHER!!!! THE CRANKSHAFT SENSOR HAD TO BE COMPLETELY REPLACED BECAUSE THE COMPONENT HAD SEVERELY MELTED, ISSUES WITH THE TRANSMISSION, ABS/AIRBAG WARNING LIGHT ON, & HAVE HAD TO CHANGE OUT THE HALF SHAFT ON BOTH DRIVERS/PASSENGER SIDE, NUMEROUS TIRES, BRAKES BUT THE MOST SEVERE OF ALL THE PROBLEMS WHICH PUTS MY SAFETY, MY 12 YR OLD SON & FIANCE'S SAFETY, ALONG WITH FAMILY/FRIEND'S SAFETY AT RISK IS THE COMPLETE CORROSION OF THE SUBFRAME I TOO TO A MECHANIC TODAY & HE TOLD ME TO NOT DRIVE THIS CAR FOR ANYTHING BECAUSE IT WILL RESULT IN AN ACCIDENT WHERE I CAN POTENTIALLY END UP HURTING MYSELF OR OTHER INNOCENT BYSTANDERS BECAUSE HYUNDAI MADE A DEFECTIVE SUBFRAME ESPECIALLY FOR US THAT LIVE & DRIVE IN HAZARDOUS CONDITIONS OF THE WINTRY/ICY ELEMENTS FOR 5+MONTHS OUT OF THE YEAR IN UPSTATE NEW YORK!!! I WILL BE CALLING HYUNDAI'S CUSTOMER ASSISTANCE CTR & FU

Mileage: 52,500

20111211TIRES

I PURCHASED MY 1999 SONATA FROM A USED CAR DEALER & HAVE HAD NUMEROUS PROBLEMS WITH THE CAR, ITS BEEN A NIGHTMARE, ONE PROBLEM AFTER ANOTHER!!!! THE CRANKSHAFT SENSOR HAD TO BE COMPLETELY REPLACED BECAUSE THE COMPONENT HAD SEVERELY MELTED, ISSUES WITH THE TRANSMISSION, ABS/AIRBAG WARNING LIGHT ON, & HAVE HAD TO CHANGE OUT THE HALF SHAFT ON BOTH DRIVERS/PASSENGER SIDE, NUMEROUS TIRES, BRAKES BUT THE MOST SEVERE OF ALL THE PROBLEMS WHICH PUTS MY SAFETY, MY 12 YR OLD SON & FIANCE'S SAFETY, ALONG WITH FAMILY/FRIEND'S SAFETY AT RISK IS THE COMPLETE CORROSION OF THE SUBFRAME I TOO TO A MECHANIC TODAY & HE TOLD ME TO NOT DRIVE THIS CAR FOR ANYTHING BECAUSE IT WILL RESULT IN AN ACCIDENT WHERE I CAN POTENTIALLY END UP HURTING MYSELF OR OTHER INNOCENT BYSTANDERS BECAUSE HYUNDAI MADE A DEFECTIVE SUBFRAME ESPECIALLY FOR US THAT LIVE & DRIVE IN HAZARDOUS CONDITIONS OF THE WINTRY/ICY ELEMENTS FOR 5+MONTHS OUT OF THE YEAR IN UPSTATE NEW YORK!!! I WILL BE CALLING HYUNDAI'S CUSTOMER ASSISTANCE CTR & FU

Mileage: 52,500

20111211STRUCTURE

I PURCHASED MY 1999 SONATA FROM A USED CAR DEALER & HAVE HAD NUMEROUS PROBLEMS WITH THE CAR, ITS BEEN A NIGHTMARE, ONE PROBLEM AFTER ANOTHER!!!! THE CRANKSHAFT SENSOR HAD TO BE COMPLETELY REPLACED BECAUSE THE COMPONENT HAD SEVERELY MELTED, ISSUES WITH THE TRANSMISSION, ABS/AIRBAG WARNING LIGHT ON, & HAVE HAD TO CHANGE OUT THE HALF SHAFT ON BOTH DRIVERS/PASSENGER SIDE, NUMEROUS TIRES, BRAKES BUT THE MOST SEVERE OF ALL THE PROBLEMS WHICH PUTS MY SAFETY, MY 12 YR OLD SON & FIANCE'S SAFETY, ALONG WITH FAMILY/FRIEND'S SAFETY AT RISK IS THE COMPLETE CORROSION OF THE SUBFRAME I TOO TO A MECHANIC TODAY & HE TOLD ME TO NOT DRIVE THIS CAR FOR ANYTHING BECAUSE IT WILL RESULT IN AN ACCIDENT WHERE I CAN POTENTIALLY END UP HURTING MYSELF OR OTHER INNOCENT BYSTANDERS BECAUSE HYUNDAI MADE A DEFECTIVE SUBFRAME ESPECIALLY FOR US THAT LIVE & DRIVE IN HAZARDOUS CONDITIONS OF THE WINTRY/ICY ELEMENTS FOR 5+MONTHS OUT OF THE YEAR IN UPSTATE NEW YORK!!! I WILL BE CALLING HYUNDAI'S CUSTOMER ASSISTANCE CTR & FU

Mileage: 52,500

20110118SUSPENSION

TL*THE CONTACT OWNS 1999 HYUNDIA SONATA. THE CONTACT WAS DRIVING APPROXIMATELY 35 MPH, AND WHEN THE BRAKE PEDAL WAS ENGAGED THERE WAS A LOUD POPPING NOISE OUTSIDE OF THE VEHICLE. THE STEERING WHEEL WOULD REQUIRE EXCESSIVE FORCE TO AVOID TURNING IN A 360 DEGREE WHICH ALLOWED THE VEHICLE TO DRIVE STRAIGHT ON THE ROAD. WHEN THE CONTACT REACHED HER DESTINATION, SHE NOTICED THAT THE FRONT PASSENGER TIRE WAS POSITIONED SLIGHTLY INWARD. THE VEHICLE WAS DRIVEN WITH CAUTION TO AN INDEPENDENT AUTO SALES CENTER, AND THEN TOWED TO THE DEALER. THE TECHNICIAN INFORMED HER THAT THE FRONT SUB-FRAME AND CONNECTING PARTS WERE SIGNIFICANTLY CORRODED. THERE WAS A RECALL ASSOCIATED WITH NHTSA CAMPAIGN ID NUMBER 09V124000 (SUSPENSION). THE DEALER STATED THAT THE REPLACEMENT OF THE SUB-FRAME CROSS MEMBER WOULD BE UNDER THE RECALL AND THAT THE ADDITIONAL REPAIR COST OF $10,000 WAS THE FINANCIAL RESPONSIBILITY OF THE OWNER. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS APPROXIMATELY 95,000.

Mileage: 95,000

Compare 1999HYUNDAISONATA to Similar Vehicles

NHTSA Investigations 1 Open

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Frequently Asked Questions

How many complaints does the 1999 HYUNDAI SONATA have?
The 1999 HYUNDAI SONATA has 187 NHTSA complaints, 25 crashes, 4 fires, 34 injuries, and 0 deaths reported.
What are the most common problems with the 1999 HYUNDAI SONATA?
The most-complained component for the 1999 HYUNDAI SONATA is STRUCTURE:FRAME AND MEMBERS with 26 complaints. Other frequently reported areas include AIR BAGS and POWER TRAIN:AUTOMATIC TRANSMISSION.
Is the 1999 HYUNDAI SONATA safe to buy?
Review the complaint history, crash and fire reports, safety ratings, and recall status on this page to make an informed decision. No NHTSA crash test rating is available for this model year. Compare with other model years using the links above.
Where does this data come from?
All complaint, recall, and safety rating data is sourced from the National Highway Traffic Safety Administration (NHTSA). Complaints are filed by vehicle owners through NHTSA's Office of Defects Investigation.

Vehicle Safety Guides

Data as of 2025. Sources: NHTSA Office of Defects Investigation (ODI) complaints database, NHTSA recall campaign API, NHTSA NCAP crash-test ratings, and NHTSA FARS for fatality cross-reference.