Total Complaints
41 filings
LEXUS GS400 · model year
41 NHTSA complaints, 21 crash reports for this specific cohort.
NHTSA overall rating
Not crash-tested
New Car Assessment Program
The 1998LEXUSGS400 carries 41 consumer safety complaints in NHTSA's Office of Defects Investigation database for this specific model-year cohort. Within that volume, owners reported 21 crashes, 0 fires, 18 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 1998 GS400 is air bags:frontal with 6 filings, followed by vehicle speed control (4) and tires (2). 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 3 investigation files overlapping the 1998 GS400. 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.
Total Complaints
41 filings
Crashes Reported
21 reports
Source
NHTSA ODI
Federal complaints database
At or below the fleet median complaint volume.
| Component | Count |
|---|---|
| AIR BAGS:FRONTAL | 6 |
| VEHICLE SPEED CONTROL | 4 |
| TIRES | 2 |
| SEAT BELTS:FRONT:RETRACTOR | 2 |
| AIR BAGS | 2 |
| ENGINE AND ENGINE COOLING:ENGINE | 2 |
| SERVICE BRAKES | 2 |
| SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:CONTROL UNIT/MODULE | 1 |
| ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL | 1 |
| VISIBILITY:POWER WINDOW DEVICES AND CONTROLS | 1 |
| ELECTRICAL SYSTEM:WIRING:INTERIOR/UNDER DASH | 1 |
| INTERIOR LIGHTING | 1 |
| STEERING | 1 |
| STRUCTURE:BODY:DOOR | 1 |
| STEERING: STEERING WHEEL/HANDLE BAR | 1 |
TL* THE CONTACT OWNS A 1998 LEXUS GS400. THE CONTACT STATED THAT WHILE THE ENGINE WAS ON AND THE VEHICLE STOPPED, THE DRIVER LIFTED OFF THE BRAKE PEDAL AND THE VEHICLE SUDDENLY ACCELERATED AT A HIGH RATE OF SPEED CAUSING THE DRIVER TO LOOSE CONTROL AND CRASH INTO A TREE. DURING THE INCIDENT, THE SPEED EXCEEDED MORE THEN 60 MPH. THE CONTACT INDICATED THAT THE VEHICLE WOULD NOT STOP WHEN DEPRESSING THE BRAKE PEDAL. DURING THE CRASH, THE DRIVER SUSTAINED INJURIES TO THE NECK, BACK, LEGS AND ARMS AND THE FRONT PASSENGER SUSTAINED INJURIES TO THE HEAD, FACE AND EYE, BACK AND LEGS. BOTH REQUIRED MEDICAL ATTENTION. A POLICE REPORT WAS TAKEN AT THE SCENE AND THE VEHICLE WAS DESTROYED AND TOWED AWAY. A REPRESENTATIVE OF THE MANUFACTURER EXAMINED THE VEHICLE BUT THE CAUSE OF THE FAILURE WAS NOT DETERMINED. NO FURTHER INFORMATION WAS AVAILABLE. THE FAILURE MILEAGE WAS 272,000.
Mileage: 272,000
TL* THE CONTACT OWNS A 1998 LEXUS GS400. THE CONTACT STATED THAT WHILE THE ENGINE WAS ON AND THE VEHICLE STOPPED, THE DRIVER LIFTED OFF THE BRAKE PEDAL AND THE VEHICLE SUDDENLY ACCELERATED AT A HIGH RATE OF SPEED CAUSING THE DRIVER TO LOOSE CONTROL AND CRASH INTO A TREE. DURING THE INCIDENT, THE SPEED EXCEEDED MORE THEN 60 MPH. THE CONTACT INDICATED THAT THE VEHICLE WOULD NOT STOP WHEN DEPRESSING THE BRAKE PEDAL. DURING THE CRASH, THE DRIVER SUSTAINED INJURIES TO THE NECK, BACK, LEGS AND ARMS AND THE FRONT PASSENGER SUSTAINED INJURIES TO THE HEAD, FACE AND EYE, BACK AND LEGS. BOTH REQUIRED MEDICAL ATTENTION. A POLICE REPORT WAS TAKEN AT THE SCENE AND THE VEHICLE WAS DESTROYED AND TOWED AWAY. A REPRESENTATIVE OF THE MANUFACTURER EXAMINED THE VEHICLE BUT THE CAUSE OF THE FAILURE WAS NOT DETERMINED. NO FURTHER INFORMATION WAS AVAILABLE. THE FAILURE MILEAGE WAS 272,000.
Mileage: 272,000
I WAS DRIVING DOWN THE STREET, A RATHER BUSY STREET TRYING TO STOP. THE LEXUS WOULD NOT STOP, DUE TO THE STRUTS AND MOUNTS ARE BROKEN. WHICH I LEARNED FROM SEARS AUTOMOTIVE. THE DEFECTS INTERFERE WITH CAR OVERALL ABILITY TO STOP PROPERLY, IT ALSO SWAYS OVER INTO THE OPPOSITE LANES. BECAUSE THE CAR WOULDN'T STOP PROPERLY, I WAS REAR ENDED, BY ANOTHER CAR THAT WAS GOING ABOUT 35-45 MILES PER HOUR. THE DRIVER TOLD ME THAT HE THOUGHT I WAS AT A COMPLETE STOP. I NOW HAVE SEVERE BACK AND HEAD PAINS.
I WAS DRIVING DOWN THE STREET, A RATHER BUSY STREET TRYING TO STOP. THE LEXUS WOULD NOT STOP, DUE TO THE STRUTS AND MOUNTS ARE BROKEN. WHICH I LEARNED FROM SEARS AUTOMOTIVE. THE DEFECTS INTERFERE WITH CAR OVERALL ABILITY TO STOP PROPERLY, IT ALSO SWAYS OVER INTO THE OPPOSITE LANES. BECAUSE THE CAR WOULDN'T STOP PROPERLY, I WAS REAR ENDED, BY ANOTHER CAR THAT WAS GOING ABOUT 35-45 MILES PER HOUR. THE DRIVER TOLD ME THAT HE THOUGHT I WAS AT A COMPLETE STOP. I NOW HAVE SEVERE BACK AND HEAD PAINS.
I WAS DRIVING DOWN THE STREET, A RATHER BUSY STREET TRYING TO STOP. THE LEXUS WOULD NOT STOP, DUE TO THE STRUTS AND MOUNTS ARE BROKEN. WHICH I LEARNED FROM SEARS AUTOMOTIVE. THE DEFECTS INTERFERE WITH CAR OVERALL ABILITY TO STOP PROPERLY, IT ALSO SWAYS OVER INTO THE OPPOSITE LANES. BECAUSE THE CAR WOULDN'T STOP PROPERLY, I WAS REAR ENDED, BY ANOTHER CAR THAT WAS GOING ABOUT 35-45 MILES PER HOUR. THE DRIVER TOLD ME THAT HE THOUGHT I WAS AT A COMPLETE STOP. I NOW HAVE SEVERE BACK AND HEAD PAINS.
FAILED BRAKE BOOSTER MOTOR FOR MASTER CYLINDER. *TR
Mileage: 121,450
LEXUS STUCK PEDAL--I DRIVE A 1998 LEXUS GS400 WHICH I BOUGHT NEW. WHEN I FIRST BOUGHT IT, I'D PRESSED THE PEDAL ALL THE WAY DOWN("FLOORED IT") MANY TIMES AND EVERYTHING WAS FINE. HOWEVER IN MORE RECENT YEARS, I RARELY "FLOORED IT" . ONE TIME LAST SUMMER, I PUSHED THE PEDAL ALL THE WAY DOWN TO PASS A CAR AND THE PEDAL STUCK. MY CAR ACCELERATED FROM 35MPH TO 70MPH IN A MATTER OF SECONDS ON A LOCAL ROAD. I HIT THE BRAKES SEVERAL TIMES BUT IT KEPT SPEEDING UP. I WAS ABLE TO PRY UP THE PEDAL UP WITH MY TOE AVERTING A NEAR-ACCIDENT. THIS WAS BEFORE ALL OF THE NEWS WITH TOYOTA'S SUDDEN ACCELERATION CAME TO LIGHT. I DIDN'T TAKE THE CAR INTO THE LOCAL LEXUS SHOP BECAUSE, THEY CHARGE AT LEAST $2000 EVERYTIME I TAKE IT IN. I DROVE THE CAR FOR ANOTHER YEAR BUT MADE SURE NOT TO PRESS THE PEDAL ALL THE WAY DOWN. HOWEVER, I AM INTENDING ON TRADING IN THE CAR NOW AND I WANT TO MAKE SURE THE DEFECT IS FIXED BECAUSE ANY FUTURE OWNERS OF THIS CAR WILL NOT BE AWARE OF THIS PROBLEM AND IT IS A POTENTIA
Mileage: 180,000
TL*THE CONTACT OWNS A 1998 LEXUS GS400. THE CONTACT STATED THAT AS HE WAS DRIVING 15 MPH ONTO A RAMP, THE VEHICLE ACCELERATED AND AS HE DEPRESSED HIS BRAKES THE VEHICLE LUNGED FORWARD AND REAR ENDED A TRUCK PUSHING HIM INTO ANOTHER VEHICLE. THERE WERE TWO OTHER OCCUPANTS IN THE VEHICLE WITH MINOR INJURIES TO THEIR KNEES. THE VEHICLE WAS DESTROYED. A POLICE REPORT WAS FILED. THE TOYOTA MANUFACTURER WAS NOT CALLED AND INFORMED OF THE FAILURE. THE FAILURE MILEAGE WAS 184,867. UPDATED 04/13/10. *LJ UPDATED 09/22/10
Mileage: 184,867
SUDDEN ACCELERATION OF 1998 LEXUS GS400 ONCE ON JAN. 16,1999 WITH NO DAMAGE. I WAS PARKING THE VEHICLE. A SECOND TIME ON JAN. 1, 2001. I WAS PULLING UP TO A GAS PUMP AND THE CAR SUDDENLY ACCELERATED INTO THE CURB AT THE PUMP AND ALSO HIT THE PUMP. BOTH INCIDENTS REPORTED TO DEALER, BUT WERE TREATED AS DRIVER ERROR. SECOND INCIDENT CAUSED MINOR DAMAGE TO THE PUMP AND MODERATE DAMAGE TO MY VEHICLE. I AM REPORTING THIS AT THIS TIME, BECAUSE I HAVE SEEN NO REPORTS OF THIS PROBLEM ON TOYOTA VEHICLES AS FAR BACK AS 1998. I CURRENTLY OWN A 2007 LEXUS GS350 WITH 15K MILES AND A 2008 TOYOTA HIGHLANDER WITH 26K MILES AND HAVE HAD NO PROBLEMS WITH EITHER CAR. *TR
1998 LEXUS GS400 WITH BALL JOINT FAILURE. CONSUMER STATES THAT THE VEHICLE WAS INVOLVED IN A SERIOUS ACCIDENT DUE TO THE BALL JOINT FAILURE. HE SENT THE BALL JOINT TO LEXUS FOR INSPECTION. *KB
1998 LEXUS GS400 WITH BALL JOINT FAILURE. CONSUMER STATES THAT THE VEHICLE WAS INVOLVED IN A SERIOUS ACCIDENT DUE TO THE BALL JOINT FAILURE. HE SENT THE BALL JOINT TO LEXUS FOR INSPECTION. *KB
TL*THE CONTACT OWNS A 1998 LEXUS GS 400. WHILE DRIVING 17MPH IN A PARKING LOT, HIS FOOT ACCIDENTALLY SLIPPED CAUSING HIM TO ACCELERATE. THE VEHICLE CRASHED INTO A BRICK WALL. THE SEAT BELT NEVER LOCKED AND CAUSED THE CONTACTS CHEST TO SLAM INTO THE STEERING WHEEL AND THEN INTO THE SEAT. THE ENGINE SIZE AND NUMBER OF CYLINDERS WAS UNAVAILABLE. THE FAILURE MILEAGE WAS 96,000. THE CURRENT MILEAGE WAS 126,000. PICTURES ARE AVAILABLE. THE VIN WAS CONFIRMED BUT IS LISTED AS INVALID.
Mileage: 96,000
22 SETS OF TIRES WORN OUT ON THE FRONT. I HAD A HEAD ON COLLISION WITH A BUILDING--THE SEAT BELT FAILED TO RESTRAIN ME BE CAUSE OF SLACK AND THE DECEPTION/FRAUD OF LEXEUS PO005-1. YOU HAVE TO MAKE A "SPECIFIC COMPLAINT ABOUT THE BELTS" OR THEY ARE NOT COVERED BY WARRANTY. PO005-1 HAS BEED WITH HELD FROM THE PUBLIC. LEXUS IS TRYING TO FIND A WAY TO COVERUP THE TB. WE HAVE OVER 250,000 VEHICLES ON THE ROAD WITH OUT THE PO005-1 NOT BEING . *TR
Mileage: 70,000
SAFETY ON VALENTINS DAY 1998, I PURCHASED A NEW 1998 GS 400 IN AUSTIN TEXAS. WHILE I WAS DOING SOME RESEARCH ABOUT THE NHTSA FOR INFORMATION (FULL PROFESSOR). ON YOUR TB PAGE I FOUND OUT THAT THE VSC( COMPUTER WAS DEFECTIVE IN THE JAPANEASE MARKET BEFORE JANUARY. A NON-COMPLIANCE FIX PLAN TO NHTSA IN MARCH. I ALSO FOUND THE DOCUMENT THAT STATES "TOYOTA WAS TO FAULT FOR THE BAD YAW CONTROL" AND THAT THEY PLANNED TO FIX THE COMPUTERS CAUSE THEY MIGHT CAUSE THE DRIVER TO LOSE CONTROL OF THE VEHICLE. AT NO TIME DURING THE RECALL PROCESS WAS I EVER AWARE OF THE DEFECTIVE PART. AS A COL I MAKE MANY TRIPS ON FORT HOOD TEXAS WHICH HAS OVER 37,000 RADONS OF WHICH 8,000 ARE IN USE EVERY DAY. MOST OF THE RADIOS ARE SINGARS (FREQUENCY HOPPERS). ON AT LEAST 6 OR MORE TIME THE VSC YELLOW LIGHT CAME ON TURING THE SYSTEM OFF AND THEN IT WOULD COME BACK ON. IN THE AERA I LIVE IN, GARAGE DOORS AND CLOCKS, TV'S ARE SUBJECT TO COME ON BECAUSE OF MILITARY RADIOS. I HAD FULL CONFIDENCE IN LEXUS A
Mileage: 6,000
THE FRONT SEAT BELTS RETRACTOR FAILED. *AK
Mileage: 96,000
WHILE DRIVING 7 MPH VEHICLE ACCELERATED UNCONTROLLABLY. CONSUMER WAS NOT ABLE TO MAINTAIN CONTROL OF THE VEHICLE, AND IT CRASHED INTO A CEMENT WALL. UPON IMPACT, BOTH FRONTAL AIR BAGS FAILED TO DEPLOY, AND DRIVER'S SEAT BELT FAILED TO LOCK. AS A RESULT, DRIVER SUSTAINED MINOR INJURIES, AND WAS TRANSPORTED TO A HOSPITAL. VEHICLE WAS TOWED TO A GARAGE FOR INSPECTION. *AK
WHILE DRIVING 7 MPH VEHICLE ACCELERATED UNCONTROLLABLY. CONSUMER WAS NOT ABLE TO MAINTAIN CONTROL OF THE VEHICLE, AND IT CRASHED INTO A CEMENT WALL. UPON IMPACT, BOTH FRONTAL AIR BAGS FAILED TO DEPLOY, AND DRIVER'S SEAT BELT FAILED TO LOCK. AS A RESULT, DRIVER SUSTAINED MINOR INJURIES, AND WAS TRANSPORTED TO A HOSPITAL. VEHICLE WAS TOWED TO A GARAGE FOR INSPECTION. *AK
WHILE DRIVING 65 MPH VEHICLE STALLED. CONSUMER WAS ABLE TO GET OFF THE ROAD AND RESTARTED THE VEHICLE. *AK
Mileage: 85,000
ON THE FIRST DAY I PURCHASED MY LEXUS IN VIRGINIA I ALMOST DROVE THE CAR OVER THE CURB. I THOUGHT MY FOOT HIT THE GAS ACCIDENTALLY, BUT IT HAD NOT. SINCE THAT TIME I HAVE HAD NUMEROUS INSTANCES WHERE THE CAR LURCHED FORWARD WHILE I WAS STOPPED WITH MY FOOT ON THE BRAKE. LUCKILY THE PROBLEM NEVER CAUSED AN ACCIDENT SO I NEVER COMPLAINED ABOUT IT. I THOUGHT MY CAR WAS THE ONLY ONE WITH THE PROBLEM. I READ A RECENT ARTICLE IN USATODAY ABOUT THE PROBLEM, AND REALIZED THAT MY CAR WAS NOT THE ONLY ONE DOING IT. MY 1998 LEXUS GS400 HAS LURCHED FORWARD SEVERAL TIMES WHILE MY FOOT WAS APPLIED TO THE BRAKE.*AK
Mileage: 45,000
WHILE DRIVING AT 40 MPH VEHICLE WAS INVOLVED IN AN HEAD ON COLLISION, AND AIR BAGS DID NOT DEPLOY. DRIVER SUSTAINED INJURIES. *AK
Mileage: 78,000
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.
Read our methodology — how this data is sourced, computed, and verified.