2009 Vauxhall Insignia 2.0L Diesel · DN09 LFF

The most recent MOT test on the Vauxhall Insignia was conducted on 2025-04-03 and resulted in a clean pass, though it did include several advisories that warrant careful consideration. Over the past six years, the vehicle’s MOT history demonstrates a pattern of recurring issues rather than a clear improvement or stability. While the majority of tests have passed, the presence of persistent advisories—particularly around oil leaks, coil spring corrosion, and brake wear—suggests that the vehicle may be approaching critical thresholds for suspension and drivetrain integrity. The 2023 MOT, which failed due to coil spring fractures, underscores the severity of the corrosion and wear affecting the rear sub-frames and springs, indicating that the vehicle has been subjected to significant mechanical stress over time. These failures highlight a maintenance gap where the suspension system has been allowed to degrade beyond the point where minor corrosion could be managed, leading to catastrophic component failure. The recorded mileage of 124,658 miles for a vehicle aged approximately 17 years represents a moderate annual usage rate of around 7,333 miles per year, which is within the expected range for a car of this age. However, the consistency of mileage accumulation—particularly the absence of major gaps—suggests that the vehicle has been in regular use, albeit not necessarily under optimal driving conditions. This pattern could accelerate wear on consumables like brakes, tyres, and lubricants, as well as structural components such as coil springs and sub-frames. The fact that the vehicle has not accumulated significantly higher mileage over the years implies that it has likely been driven under conditions that have not been overly harsh, but it also means that the wear rate on critical systems has been sustained over time, making the advisories and minor failures more concerning. The 2023 failure due to coil spring fractures, in particular, suggests that the vehicle may have been subjected to repeated stress cycles, such as rough road conditions or prolonged periods of standing in a way that exacerbated corrosion and fatigue. Before proceeding with purchase, the prospective buyer should conduct a thorough mechanical inspection to address the recurring issues identified in the MOT history. The advisories of oil leaks—particularly the persistent "bad engine oil leak" noted in 2022—must be investigated immediately. A test drive should reveal oil contamination in the engine bay, a loss of pressure under acceleration, or visible oil trails under the vehicle. The fractured coil springs from the 2023 MOT failure indicate that the rear suspension is critically compromised, and any further degradation could lead to excessive body roll, uneven tyre wear, or even suspension failure while driving. The buyer should listen for clunks or rattles in the rear during cornering or over bumps, and check for uneven tyre wear patterns, which could signal suspension misalignment or binding. Additionally, the corroded sub-frames and front sub-frame advisories suggest that the vehicle may have standing corrosion, which can weaken structural integrity over time. Inspecting the sub-frames for cracks or deformation, especially near the wheel arches, is essential. If the coil springs are indeed fractured, the rear suspension should be fully replaced to prevent further safety risks. For the Vauxhall Insignia’s age and mileage, the buyer should also focus on age-related checks that may not have been addressed in the MOT due to their non-mechanical nature. Given the vehicle’s age, the tyres should be closely examined for sidewall cracking or perishing, which can occur even with low mileage due to prolonged exposure to UV light and temperature fluctuations. The brake discs should be inspected for corrosion or binding, particularly if the vehicle has been left standing for extended periods, as this can cause rust to form on the discs and calipers to seize. The 12V battery should be tested for voltage and overall health, as older vehicles are more prone to failure, and the service book should be checked for the last oil change and fluid servicing, which should ideally have been conducted every 12,000 to 15,000 miles or annually, whichever comes first. The engine oil should be checked for its condition—if it appears dark, gritty, or has a burnt smell, it may be time for a full flush. Finally, the exhaust emissions system should be inspected for leaks or discolouration, as the advisories of oil leaks could also indicate potential issues with the catalytic converter or exhaust manifold. If the vehicle has been in regular use, the drivetrain components, such as the driveshafts and universal joints, should also be checked for excessive play or unusual noises, as the constant velocity boot failure in 2025 suggests that further wear may be present.