The front exhaust pipe on my 2022 Subaru Ascent cracked at approximately 77,800 miles. The component is available for inspection. Prior to diagnosis, I noticed a rattle/fluttering noise coming from the undercarriage during acceleration. The problem was confirmed by an authorized Subaru dealership. Subaru has issued TSB 09-106-23 acknowledging this is a known design defect affecting 2019-2023 Ascents, and has redesigned the part to correct the issue. Despite being within the 8 year/80,000 mile federal emissions...
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warranty period, the dealership denied warranty coverage, claiming coverage only applies in California and Maryland. This is incorrect - the federal emissions warranty applies nationwide. The dealership quoted over $1,000 out of pocket for a known manufacturing defect on a 4 year old vehicle. The cracked exhaust pipe poses a safety risk as exhaust fumes can enter the vehicle cabin. I am requesting NHTSA to investigate whether Subaru is improperly denying federal emissions warranty claims on affected vehicles outside of California and Maryland.