2004 BMW 3 Series 3.0L Petrol · LJ54 OBZ

The vehicle remains roadworthy but the maintenance history indicates a worsening trend regarding structural corrosion and mechanical wear. The most recent test in February 2026 at 138,590 miles identified corrosion on both front brake pipes, which were further obscured by grease. While the car passed, the presence of rust on the offside rear suspension mounting point—a recurring issue dating back to 2022—suggests that the chassis is beginning to suffer from environmental degradation. At 138,590 miles over 22 years, the car has averaged approximately 6,300 miles per year, which is consistent with low-to-moderate usage. The data shows steady progress between tests, with roughly 4,200 miles covered between November 2023 and February 2026. This consistent mileage suggests the vehicle is not sitting stationary for long periods, yet the low annual distance covered often means that age-related decay of rubber components and metalwork is the primary concern rather than high odometer readings. A physical inspection must prioritize the offside rear suspension mounting area to determine if the reported corrosion has progressed into a structural failure that requires welding. The history also highlights a pattern of neglected braking and steering components, specifically the parking brake efficiency issues from 2021 and the failure in 2022, alongside steering rack inner joint play noted in 2023. The buyer should verify that the front brake pipes have actually been replaced and check the steering rack gaiters for further tearing, as these faults indicate a history of reactive rather than preventative maintenance.