There are 7 owner-reported suspension complaints for the 2003 Lexus GXin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
REAR SUSPENSION ARM BROKE A WAY FROM A FRAME SECTION THAT APPEARS ROTTED. NO OTHER RUST ON VEHICLE. THIS HAPPENED WHILE DRIVING ON SMOOTH ROAD AND MADE VERY DIFFICULT TO CONTROL. SCARED TO THINK IF THIS HAPPENED AT HIGHWAY SPEED. AGAIN..THIS IS A CLEAN..NO RUST VEHICLE
FRAME IS ROTTING FROM INSIDE OUT, EXCESSIVE CORROSION. THIS IS A KNOWN ISSUE THAT WAS COMMON TO THE EARLY/MID 2000'S TOYOTA TUNDRA, TACOMA, AND 4RUNNER, THE LATTER OF WHICH SHARES FRAME COMPONENTS. TOYOTA, FOR WHATEVER REASON, COVERED THE TUNDRA AND TACOMA THROUGH RECALLS, BUT SO FAR HAS NOT DONE A RECALL ON THE 4RUNNER OR GX470.
FRAME IS ROTTING FROM INSIDE OUT, EXCESSIVE CORROSION ON AN OTHERWISE SPOTLESS VEHICLE. THIS IS A KNOWN ISSUE THAT WAS COMMON TO THE EARLY/MID 2000'S TOYOTA TUNDRA, TACOMA, AND 4RUNNER, THE LATTER OF WHICH SHARES FRAME COMPONENTS. TOYOTA, FOR WHATEVER REASON, COVERED THE TUNDRA AND TACOMA THROUGH RECALLS, BUT SO FAR HAS NOT DONE A RECALL ON THE 4RUNNER OR GX470.
THE AIR SUSPENSION SYSTEM MADE THE VEHICLE LIFT ON ITS OWN. MANUFACTURER REPAIRED THE VEHICLE, AND AIR SUSPENSION SYSTEM WAS STILL DEFECTIVE. *AK
WHILE DRIVING 40 MPH VEHICLE VIBRATED VIOLENTLY. *AK
2003 GX470 LEXUS HAS A VIBRATION IN THE FRONT END AND STEERING WHEEL BETWEEN 1700 AND 2200 RPM'S. HAS HAD IT SINCE IT WAS PURCHASED 18,000 MILES AGO. DEALER AND MFG DO NOT HAVE A WAY TO FIX THE VIBRATION. *LA
THERE WAS SEVERE SHIMMYING/VIBRATION IN THE FRONT END OF THE VEHICLE. THE PROBLEM WAS WORSE WHEN IT OCCURRED ON A WET SURFACE. DEALERSHIP ACKNOWLEDGED THAT A PROBLEM EXISTED, BUT COULD NOT RESOLVE THE PROBLEM. *AK
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 25, 2026