NHTSA Complaint #11632254 — 2006 LEXUS IS

The vehicle is burning engine oil at an increasingly severe rate, with the manual stating that burning 1.1 quarts every 600 miles is normal. This consumption is excessive given the 5.5-quart capacity and the requirement for expensive full synthetic oil, causing frequent and costly top-offs. This poses a safety risk due to the potential for engine damage or failure if oil levels are not closely monitored. Some owners have had the issue inspected, and Lexus has acknowledged the problem. However, they have stated that repairs require replacing components costing multiple thousands of dollars just for parts, leaving many owners without a feasible solution. This problem is widespread, with numerous reports of similar issues in online forums ( [XXX] ]). A thorough investigation and a more customer-friendly resolution are needed to address this design flaw and ensure reliability and safety. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6)