2015 Audi SQ5

Component failed: The vehicle's structural front subframe assembly has suffered severe, catastrophic rust perforation and deterioration. Safety risk: The subframe holds the engine and front suspension. It is structurally compromised and at imminent risk of snapping or collapsing at highway speeds, which would cause a total loss of steering and vehicle control, risking a fatal high-speed crash. Dealer confirmation: An authorized Audi dealership inspected the vehicle on [Insert Date from 2 weeks ago] and explicitly determined that the vehicle is completely unsafe to drive. Availability: The vehicle and the failed component are currently held at the authorized Audi dealership and are fully available for federal inspection upon request. Symptoms: There were zero dashboard warning lights, messages, or symptoms prior to this discovery. The failure was only found because the dealership lifted the vehicle for a separate service. This hidden danger is due to factory-installed plastic underbody covers that trap moisture and road salt directly against the steel frame, concealing the severe rust perforation until the vehicle becomes an active hazard.

Rear subframe has extensive and significant rust affecting the structural integrity of the critical component…. Have been advised by a qualified certified mechanic that the vehicle should NOT be driven as doing so could result in catastrophic collapse of the vehicle suspension with potential loss of control of the vehicle without warning. This is apparently a known issue with this model vehicle and the manufacturer has not issued any formal warnings or recalls……