2016 Vauxhall Insignia 1.6L Diesel · CE65 CKX

A fractured pair of rear coil springs, a headlamp aim defect on both sides, and a progressively oil-starved engine summarise the mechanical narrative of this 2016 Vauxhall Insignia more accurately than any clean pass stamp. The most recent test on 7 November 2025 did record a pass, but it carried three advisories that warrant close attention: corrosion on the rear subframe, an oil level reading at minimum, and items having been removed from the driver's view prior to examination. The subframe advisory alone is a meaningful flag, because once structural corrosion is recorded it tends to progress between tests, and the location of the corrosion will determine whether the component can continue carrying its design loads. Looking back through the record, the 2022 test produced a failure with majors on both rear coil springs and both front headlamp aim settings, which demonstrates that the rear suspension has previously been at the point of non-compliance rather than merely borderline. The intervening passes in 2020, 2022, 2023 and 2024 with no defects recorded suggest the vehicle has been intermittently tidy between bouts of more serious wear, but the November 2025 advisories indicate the underlying trend is moving back towards component degradation rather than sustained mechanical stability. Annual mileage on this Insignia sits at roughly 10,080 miles per year over its ten-year life, which is broadly typical for the age and segment and does not point to any unusual use pattern, extended lay-up, or excessive long-distance accumulation. The recorded mileages at each test progress steadily without any significant jumps or gaps, indicating continuous rather than intermittent use. At this level of annual running, mid-life wear items such as brake pads and discs, tyres, suspension bushes, and exhaust mountings would be expected to show progressive deterioration, which is consistent with the brake pad advisories logged in 2023 and the front tyre advisory recorded in 2021. The mileage figure does not, on its own, raise any particular reliability concern, but it does mean that consumable wear should be regarded as normal rather than exceptional, and that a thorough physical inspection is still warranted given the component flags in the history. For a prospective buyer, the rear subframe corrosion flagged in November 2025 is the priority item to examine in person, and it should be inspected from underneath on a ramp with attention paid to mounting points, mounting brackets, and any evidence of perforating corrosion rather than just surface scale. The rear suspension area should also be checked thoroughly, given the fractured coil springs recorded in 2022; on a test drive, listen for clonks or knocking from the rear over uneven surfaces, and feel for any change in ride quality that might indicate a renewed spring failure or fatigued dampers. The low oil level advisory is a concern because it can reflect either an external leak or internal oil consumption through worn piston rings or valve stem seals, both of which are plausible at this mileage; during a viewing it would be prudent to inspect the underside for oil residue, check for blue smoke from the exhaust on startup, and verify the dipstick reading on a level surface with the engine warm. Brake pedal feel and any grinding or pulsation through the pedal should also be tested, since the 2023 advisories noted both rear brake pads as wearing thin, and on a ten-year-old vehicle the discs themselves may now be at or approaching minimum thickness even though they were not flagged at the last test. Finally, the front headlamp aim issue that caused the 2022 failure is worth verifying visually before purchase, because incorrect alignment can indicate failed adjustment mechanisms, worn mounting fixings, or simply a DIY attempt that has since drifted out of specification. Both headlamps should be checked against a flat wall at roughly ten metres with the vehicle on level ground to confirm the beam pattern sits below the horizontal cut-off line and is symmetrical left to right. The 2021 advisory on nearside front tyre wear on the offside front edge can also recur if tracking or suspension geometry has been disturbed by the spring or subframe issues, so during a test drive the steering should be monitored for any pull to one side, vibration through the wheel, or uneven steering return. With a ten-year-old Insignia carrying 100,803 miles and a record that includes a structural corrosion advisory, fractured rear springs, and an engine running at minimum oil level, a pre-purchase inspection by a competent independent garage, ideally with the vehicle raised on a lift, would be a proportionate step before committing to purchase.