Buying Advice

How to Inspect a Used Van Before You Buy

Inspect a used van in daylight, ask to see it start from cold and leave enough time for a proper test drive. Photographs and a fresh MOT cannot tell you everything about its condition. Work through the paperwork, bodywork, engine, cab and load area methodically, then compare what you find with the asking price and any repairs it needs.

Originally published 2026-04-10 · Updated and reviewed by the Exeter Diesels team on 7 October 2026

Check the history before travelling

Ask for the registration and check the official MOT history and DVLA vehicle details. Look for unexplained mileage changes, recurring failures and advisories that remain unresolved. Gaps in the history need an explanation, but do not automatically mean wrongdoing. An MOT records the vehicle’s condition at the time of testing; it is not a full mechanical inspection.

Arrange a reputable vehicle history check covering outstanding finance, stolen markers, recorded insurance write-offs and mileage discrepancies. Registration changes are not necessarily suspicious, but the records should tie together. Any finance marker needs a documented resolution before payment; seek professional advice if ownership is unclear.

At the viewing, compare the VIN on the van with the V5C and other records. The V5C identifies the registered keeper, not proof of ownership. Read service invoices as well as stamps: dates, mileages and work completed matter. Category S or N history calls for evidence of repairs and an independent assessment. Category A or B vehicles should not return to the road.

Inspect the bodywork, underside and tyres

Walk around slowly, viewing panels from different angles. Look for mismatched paint, overspray on seals, ripples and uneven gaps. These can indicate repairs, but a repainted panel alone does not establish serious accident damage. Ask what happened and look for supporting paperwork. Check sills, wheel arches, door bottoms and visible underbody areas for corrosion. Flaking metal, holes or suspect patches deserve expert assessment; do not crawl underneath an unsupported vehicle.

Check the roof where safely visible, particularly around racks, vents and aerial fittings. Open and close every door, checking alignment, hinges, locks and seals. A sliding door should run smoothly without dropping or needing to be lifted into place. Inspect tyres for cuts, bulges, cracking and uneven wear, and check their suitability for the van’s load requirements. Uneven wear can point to alignment or suspension trouble.

Examine the engine and maintenance records

With the engine cold and the van on level ground, check oil and coolant levels using the manufacturer’s procedure. Never open a hot coolant system. Look for leaks, damaged hoses and oily contamination in the coolant. Diesel oil can turn black quickly, so colour alone does not prove a missed service. Milky oil or creamy residue needs investigation: condensation can cause deposits, but coolant mixing with oil may indicate a serious fault.

Confirm whether the exact engine uses a cambelt, timing chain or another arrangement, then check its maintenance requirements. Belt intervals can depend on both age and mileage; ask for an invoice showing what was replaced. Chains are not automatically maintenance-free. Missing evidence means allowing for further checks or replacement rather than assuming the work was done.

Watch the cold start. Persistent rattling, difficult starting, uneven running or smoke that continues after warm-up needs diagnosis. Brief condensation from the exhaust can be normal. Check that warning lamps behave as the handbook describes; an engine or DPF warning should not be dismissed because it later disappears.

Check the cab, load area and equipment

Compare cab wear with the recorded mileage and intended use. Worn seats and pedals are common on working vans, but major inconsistencies need explaining. Look for damp mats, stained headlining and musty smells. These may point to leaks around the roof, windscreen or door seals.

In the load area, inspect the floor, bulkhead, lining and accessible metalwork for damage, corrosion or water ingress. Check load-securing points and any fitted racking. Cosmetic scrapes are different from distorted floors or damaged mounting points. Confirm the exact vehicle’s payload, dimensions and seating arrangement suit your work, allowing for fitted equipment.

  • Test windows, mirrors, central locking and all supplied keys.
  • Check headlights, indicators, brake lights, interior lights, horn and wipers.
  • Try the heater, air conditioning and heated equipment where fitted.
  • Test parking sensors, reversing cameras and other advertised equipment.

Use the test drive to assess mechanical condition

Confirm permission and suitable insurance before driving. Include town roads, a faster stretch where safe, a gradient and a reversing manoeuvre. The van should accelerate cleanly, track steadily and maintain its normal operating temperature. Pay attention to hesitation, persistent smoke, warning lights and vibration.

On a manual, check that the clutch engages progressively and gears select cleanly when cold and warm. Revs rising without matching acceleration can indicate clutch slip; avoid deliberately labouring the engine to test it. On an automatic, look for delayed engagement, harsh shifts or shuddering. Listen for suspension knocks over ordinary road imperfections.

Brake progressively where safe. Pulling, vibration or a spongy pedal needs investigation, not an assumed diagnosis. Check steering response and parking-brake operation safely. After the drive, look again for fresh leaks or unusual smells without touching hot components.

Separate routine costs from unresolved risks

Minor scuffs, worn wipers and due servicing may be manageable if the cost is understood. Obtain estimates before agreeing a price. Structural corrosion, unexplained mileage, unresolved finance, overheating or significant drivetrain faults are different: pause the purchase until there is satisfactory evidence or an independent specialist’s assessment.

A viewing checklist cannot reveal every hidden fault. If access is restricted, records conflict or the seller refuses a reasonable inspection, be prepared to leave. For expensive repairs or uncertain findings, an independent inspection is money better spent before committing.

Check before you commit

Buy on documented history and observed condition, not appearance alone. Resolve serious doubts before paying, and budget for confirmed maintenance rather than relying on verbal assurances.