2010 Vauxhall Insignia 2.0L Diesel · LC59 LCC

The latest MOT test on the Vauxhall Insignia recorded a passing outcome on 2025-11-07, but this follows a critical failure in 2022-11-09 where the vehicle was deemed unsafe due to a fractured nearside rear coil spring, an imbalanced rear service brake system, and a dangerous fuel filter leak. While the intervening MOTs have been clean or only marked with minor or advisory issues—such as registration plate lamp failures, minor oil leaks, and corrosion advisories—the 2022 failure suggests a pattern of underlying structural and mechanical wear that has not been fully resolved. The vehicle’s roadworthiness has been intermittently compromised, particularly in suspension and braking systems, warranting careful scrutiny of these components before purchase. The advisories of front and rear subframe corrosion, along with the recurring coil spring issues, indicate that rust and fatigue are significant concerns, potentially compromising long-term structural integrity. The Vauxhall Insignia’s recorded mileage of 147,728 miles at the time of evaluation represents a moderate annual usage rate of approximately 9,233 miles per year, which is consistent with its age—approximately 16 years old. This figure does not suggest excessive wear from high mileage alone, but it does reflect sustained operational exposure over time. The absence of dramatic mileage spikes or long periods of inactivity does not necessarily indicate poor maintenance, but it does mean that consumables like brake pads, tyres, and fluids will have experienced more frequent replacement cycles. The vehicle’s suspension and drivetrain components, which have been flagged in previous MOTs, will have accumulated wear from this consistent usage, necessitating a thorough inspection of these systems to confirm they remain within operational limits. For the prospective buyer, the most critical areas to inspect during a physical examination are the suspension and braking systems, given the historical MOT failures. Begin by examining the rear coil springs for signs of further deterioration beyond what was noted in 2022, such as sagging, excessive play, or visible damage. Listen for unusual noises from the rear suspension during a test drive, particularly clunking or rattling when over bumps, which may indicate worn suspension bushes or damaged strut mounts. The rear service brake system should be checked for uneven brake pad wear, spongy or soft brake pedal feel, or excessive brake pedal travel, as the 2022 failure highlighted an imbalance that could lead to inconsistent braking performance. Additionally, verify that the brake discs are free from scoring, warping, or corrosion, and that the calipers do not bind or drag when the brakes are applied. Beyond the suspension and brakes, focus on the structural integrity of the subframes, particularly the front and rear areas where corrosion was noted in multiple MOTs. Inspect the vehicle for rust penetration along the wheel arches, rocker panels, and beneath the chassis, as standing corrosion can weaken critical mounting points. Check the tyres for sidewall cracking or perishing, which can occur even at moderate mileages due to age-related degradation, especially if the vehicle has been stored for extended periods. Test the 12V battery for a healthy charge and listen for any electrical whining or clicking when the engine is off, as a failing battery can exacerbate issues with the registration plate lamp system. Finally, consider the condition of the fuel filter and fuel system, as the 2022 failure highlighted a dangerous leak, and the vehicle’s age suggests that fluid degradation—particularly in the engine oil, transmission fluid, and coolant—may require attention. A thorough service history check, if available, would be invaluable to confirm that scheduled maintenance, such as oil changes and fluid top-ups, has been conducted in line with the manufacturer’s recommendations.