1986 Mercedes-Benz SL 3.0L Petrol · EL 1012

An active oil leak from the offside steering box represents the primary mechanical concern for this vehicle, as noted in the most recent test on 04 September 2024. While the vehicle passed its latest inspection, this specific defect indicates a loss of hydraulic integrity within the steering system that will require monitoring. The testing history shows a transition from electrical component failures in February 2022, which included inoperative registration plate lamps and headlamp issues, to a more mechanical focus in the latest record. The presence of an advisory regarding the vehicle being under seal from front to back suggests a need for close inspection of the chassis and bodywork for potential corrosion, though no specific structural failures have been recorded to date. The recorded mileage of 152,799 miles over approximately forty years equates to an average annual accumulation of roughly 3,820 miles. This represents a low-use profile for a vehicle of this age, which can often result in components being subjected to more environmental degradation and stasis than mechanical wear. While lower mileage generally implies less cumulative stress on the drivetrain and engine internals, it can also mean that rubber components, such as steering seals, suspension bushes, and various hoses, may have become brittle or perished due to age rather than distance travelled. The two-year gap between the 2022 and 2024 tests should be noted as a period where the vehicle's roadworthiness was not officially verified. Prospective buyers should pay particular attention to the steering system during a test drive to assess the severity of the offside steering box leak. Listen for any whining noises from the power steering pump, which can indicate air being drawn into the system due to low fluid levels, or any heavy, inconsistent steering feel when maneuvering at low speeds. It is also essential to check for any wandering or pulling to one side, which could suggest that the leak is affecting hydraulic pressure or that the steering geometry has been compromised. Any visible pooling of fluid around the steering rack or linkage area should be treated as a priority for investigation. Given the advisory regarding the vehicle being under seal, a thorough visual inspection of the underside is necessary to check for signs of oxidation or scale on the subframes, suspension mounting points, and exhaust system. On the road, pay attention to the quality of the ride; any sudden knocks, clunks, or metallic rattling when driving over uneven surfaces could indicate that the low usage has led to the degradation of suspension bushings or coil springs. Ensuring that all lighting functions, which were previously flagged as failures, are fully operational and correctly aligned is also a necessary step to confirm that the electrical issues noted in 2022 have been permanently resolved.