The Used Car Inspection Checklist to Bring to Every Viewing

A vehicle history report tells you what was reported. This checklist covers what wasn't. Work through it in order — paperwork first, because a mismatch there ends the visit before you waste an hour on a walkaround.

Go in daylight. Rain and dusk hide paint defects, and a dealer lot at night is designed to. Never inspect a car that has already been warmed up: a cold start reveals problems a warm engine conceals.

Before you go

1. Run the VIN and read the full history report.
2. Look up common faults for that exact year, engine, and transmission. Owner forums are more candid than reviews.
3. Check what comparable cars actually sell for, not what they are listed at.
4. Book a pre-purchase inspection slot provisionally so you are not scrambling later.

Paperwork — do this first

• VIN match. The windshield plate, door jamb sticker, title, and registration must all show the same 17 characters. Any discrepancy ends the visit.
• Seller identity. The name on the title must match the person selling. “Selling it for a friend” is curbstoning — an unlicensed dealer offloading problem cars, often with washed titles.
• Liens. A lienholder listed on the title means a lender still has a claim. It can be resolved, but not by handing over cash and hoping.
• Service records. Ask to see them. Their absence is not disqualifying; reluctance to discuss them is informative.

Exterior walkaround

• Panel gaps. Crouch at each corner and sight down the body. Gaps should be even and consistent side to side. Uneven gaps mean panels were removed and refitted.
• Paint texture and colour. Look along the body at a shallow angle in daylight. Orange-peel texture, overspray on rubber trim, or a slight colour mismatch between adjacent panels all indicate repainting.
• A fridge magnet. Wrap it in cloth and run it along the lower panels. It will not hold where body filler has been used.
• Glass date codes. Each window carries a manufacture date. One replacement window is unremarkable; three on the same side suggests an impact.
• Tires. All four should match in brand and wear. Uneven inner or outer wear points to alignment problems or bent suspension. Check the DOT date codes — tires older than six years are hardened regardless of tread depth.
• Underbody. Surface rust is normal on older cars. Flaking, layered rust on structural members is not. Look at the frame rails and suspension mounting points.

Under the hood, engine cold

• Oil. Should be brown to black and smooth. A milky, coffee-coloured film on the dipstick or filler cap suggests coolant intrusion — potentially a head gasket.
• Coolant. Should be brightly coloured and clear. Rusty or oily coolant is a serious finding.
• Transmission fluid. Where a dipstick exists, it should be red or pink and smell neutral. Brown fluid with a burnt smell means heat damage.
• Belts and hoses. Squeeze the hoses — they should be firm, not spongy or rock-hard. Check belts for cracking and fraying.
• Battery terminals and strut towers. Heavy corrosion suggests neglect. Wrinkled or freshly painted strut towers indicate front-end impact repair.

Interior and electrics

• Turn the key to accessory and confirm every warning light illuminates, then start the car and confirm they all extinguish. A bulb removed to hide a fault will not light in either state — particularly the airbag and check-engine lights.
• Test everything: windows, locks, mirrors, seat adjusters, climate control on both hot and cold, wipers, all lights, infotainment, and every USB port.
• Check wear against the odometer — seat bolster, steering wheel, and pedal rubber. See the odometer fraud guide.
• Smell for damp and lift the carpet and spare wheel well. Silt, water lines, or rusted seat rails point to flood damage that may never have been reported.

The test drive

Twenty minutes minimum, covering slow streets and highway speed. Drive with the radio off and the windows down for the first few minutes.

• Cold start. Listen for knocking, rattling, or a lingering blue or white exhaust haze.
• Braking. Firm pedal, straight stop, no pulsation. Find an empty stretch and brake hard once from around 40 mph.
• Steering. Hands loose on a flat road — the car should track straight. Vibration through the wheel at highway speed suggests balance or suspension issues.
• Transmission. Shifts should be smooth and prompt. Hunting between gears, flaring, or a delay before engaging drive or reverse are expensive symptoms.
• Suspension. Cross a speed bump slowly with the windows down. Clunks mean worn bushings, links, or struts.

Finish with a professional inspection

Everything above is triage — enough to reject a bad car quickly and to know what to ask about. It is not a substitute for an independent mechanic putting the car on a lift.

A pre-purchase inspection typically costs between $100 and $200 and routinely finds problems worth many multiples of that. Use a shop you chose, never one the seller recommends. A seller who refuses an independent inspection has answered your most important question.

Bring the history report with you and hand it to the mechanic — you can email any report straight from its page. Knowing a car has a reported front-end impact tells them exactly where to look.