1987 Vauxhall Cavalier 1.8L Petrol · D941 RUX

The latest MOT test in July 2026 resulted in a pass, though with advisories for perishing tyres and widespread underbody corrosion that, while not yet structurally critical, signals ongoing deterioration. The immediate failure just weeks prior for non-functional windscreen washer and ineffective wiper suggests a degree of neglect in basic maintenance, though these were rectified quickly. Longer-term, the history reveals recurring issues with CV joint gaiters, corroded brake pipes, and a leaking fuel line, indicating that while the vehicle has been kept roadworthy, its underlying condition has been managed rather than proactively improved. The pattern points to a maintenance trend that is stable but fragile, with age-related wear increasingly evident. At 39 years old with 86,553 miles, the Cavalier averages just over 2,200 miles annually, which is exceptionally low for its age. Such minimal usage raises concerns about prolonged periods of inactivity, which can lead to sealing deterioration, fluid degradation, and corrosion in braking, fuel, and suspension systems. The low mileage may spare some mechanical components from wear, but standing time introduces its own risks, particularly for rubber bushes, hoses, and gaiters, as well as the accumulation of surface rust on brake discs and caliper binding from lack of use. The persistent tyre perishing advisories demand immediate attention, as aged rubber loses elasticity and grip, increasing the risk of blowouts. Inspect all four tyres for deep cracking, especially on the sidewalls, and check the date codes—any over ten years old should be replaced regardless of tread depth. The underbody corrosion advisory requires a thorough examination of sills, jacking points, and subframes for rust scaling or holes, as these areas often worsen rapidly once exposed. Listen for clunks or knocks from the suspension on a test drive, which could indicate worn bushes or seized components from standing. Additionally, verify the operation of the windscreen washer and wipers, as their recent failure suggests potential electrical or pump issues that may recur. Given the vehicle’s age and low mileage, a comprehensive check of time-sensitive components is essential. Test the 12V battery health, as older batteries degrade even with minimal use, and inspect for corrosion on terminals. Check brake discs for surface rust and listen for dragging or uneven braking, which may indicate seized calipers or corroded slide pins. Fluid levels and condition should be verified, particularly brake fluid, which absorbs moisture over time, and coolant, which may have degraded hoses. Finally, review the service history for evidence of regular oil changes and timing belt replacement—if absent, budget for these as a priority, as neglect in these areas could lead to catastrophic engine damage.