"How reliable is the 1999 Lexus Rx?"

"Based on 41 NHTSA complaints, the 1999 Lexus Rx has a median complaint mileage of 102500 miles. The most common issue is POWER TRAIN:AUTOMATIC TRANSMISSION."

"What are common problems with the 1999 Lexus Rx?"

"The most frequently reported component in NHTSA complaints for the 1999 Lexus Rx is POWER TRAIN:AUTOMATIC TRANSMISSION, accounting for a significant portion of the 41 total complaints filed."

1999 Lexus Rx: Reliability Data

Source: NHTSA — 41 complaints

Total Complaints

102,500mi

Median Mileage

POWER TRAIN:AUTOMATIC TRANSMISSION

Top Issue

Crash Reports

When Do Complaints Happen?

Distribution of NHTSA complaints by vehicle mileage at time of report.

72,911 25th Percentile

102,500 Median Mileage

121,243 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

POWER TRAIN:AUTOMATIC TRANSMISSION

POWER TRAIN

ENGINE AND ENGINE COOLING:ENGINE

SEAT BELTS:REAR/OTHER

POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE)

SEAT BELTS:FRONT:RETRACTOR

SUSPENSION

EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

EQUIPMENT

POWER TRAIN:MANUAL TRANSMISSION

Severity Assessment

Crashes

Fires

Injuries

Deaths

Sample Complaint Reports

"EARLY FAILURE OF TRANSMISSION AFTER FOLLOWING MAINTENANCE SCHEDULE AND CHANGING FLUID EVERY 30K MILES. TRANSMISSION FAILED WHILE DRIVE IN THE DESERT 75 MILES WEST OF SALT LAKE CITY, UTAH. TRANSMISSION REPLACED AT ROSEVILLE LEXUS, THE REPLACEMENT WOULD FAIL TO GO INTO DRIVE WHEN THE GAS PEDAL WAS P..."

"SEAT BELTS WILL NOT RETRACT WITHOUT MANUALLY FEEDING THEM BACK INTO THE RETRACTOR. IF SEAT BELTS ARE NOT MANUALLY FED BACK INTO THE RETRACTOR THE BUCKLE AND SLACK SEAT BELT ARE CAUGHT WHEN THE DOOR CLOSES. *JB"

"WHILE ON VACATION THIS PAST WEEKEND MY 7 1/2 YEAR OLD DAUGHTER WAS UNABLE TO FASTEN HER SEAT BEAT! I HAD TO MOVE HER BOOSTER SEAT TO THE LEFT SIDE OF THE REAR OF THE CAR. I TOOK THE CAR TO LEXUS TO HAVE THEM REPAIR THIS SAFETY FEATURE. I WAS INFORMED IT WOULD COST ME $250 TO REPAIR. THE FRONT DR..."

Source: NHTSA ODI Complaints Database. Names and identifying details omitted.

Data source: View this vehicle on NHTSA.gov | NHTSA ODI Complaints Database. Public domain.

Methodology: Complaint counts and mileage distributions are computed directly from consumer-reported NHTSA complaints. This data represents reported issues, not failure rates — vehicles without complaints are not represented. Full methodology.

Data through: 2026-03-28