2020 Jeep Grand Cherokee 3.0L Diesel · JC 207

The most recent MOT test conducted in April 2026 resulted in a pass, but the overall maintenance trend indicates a gradual decline in the condition of consumable components. While the vehicle has maintained a passing status, the recurrence of advisories regarding the rear brake discs from 2025 into 2026 suggests that surface deterioration is progressing. This trend, moving from a clean record in 2023 to repeated advisories for braking and tyre issues, indicates that the vehicle is entering a phase where wear-and-tear items will require imminent replacement to maintain optimal roadworthiness. With a recorded mileage of 24,978 over approximately six years, the vehicle has averaged only about 4,163 miles per year. This is exceptionally low for a vehicle of this class and suggests a pattern of light usage or prolonged periods of inactivity. While low mileage is often viewed as a benefit for engine and drivetrain longevity, it introduces specific mechanical risks. Infrequent use can lead to the oxidation of brake surfaces, the drying out of rubber seals, and the degradation of essential fluids that rely on regular thermal cycling to remain effective. Prospective buyers should pay close attention to the braking system during a test drive. The repeated advisories for pitted and scored rear brake discs are significant; you should listen for any metallic grinding sounds when applying the brakes and feel for any shudder or pulsation through the pedal, which may indicate disc warping or uneven thickness. Given the pitting, it is highly probable that the rear discs and pads will require replacement in the near future. Furthermore, inspect the tyres thoroughly for uneven wear patterns, particularly on the edges, as previously noted, which could indicate an alignment issue or worn suspension bushes. Because of the low annual mileage, a physical inspection should extend beyond tread depth. Check the tyre sidewalls for any signs of perishing or cracking, which occurs as rubber ages regardless of how much the vehicle is driven. You should also inspect the vehicle's underside for signs of corrosion or fluid leaks that might result from seals becoming brittle due to lack of use. Finally, ensure the service history confirms that oil and coolant changes have been performed on a calendar basis rather than strictly by mileage, and verify the health of the 12V battery, as low-use vehicles are prone to sudden battery failure.