There are 1 owner-reported electrical system complaints for the 2011 Lexus GXin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
AIR PUMP INJECTION, AIR PUMP VALVE GONE BAD ON MY 2011 LEXUS GX460. COST OVER $2000 TO REPLACE. THIS APPARENTLY SEEMS TO BE A REOCCURRING ISSUE IN TOYOTA ENGINES.
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 26, 2026