Someone keyed your door in a parking lot. A shopping cart grazed your fender at Meijer. A branch dragged across your hood during a storm. Scratches are the most common paint damage on any vehicle — and the repair can cost anywhere from $20 of polish to $1,000+ of professional refinishing, depending entirely on how deep the scratch goes. Here is how to tell what you are dealing with, what auto scratch repair really costs, and when DIY is a smart move versus a costly mistake.
First: The Fingernail Test
Run your fingernail across the scratch (gently). What you feel tells you almost everything:
- Nail glides over it: the scratch is only in the clear coat. Good news — these often polish out completely.
- Nail catches slightly: the scratch is through the clear coat into the color (base) coat. Polishing won’t fix it; touch-up or refinishing is needed.
- Nail catches hard, or you see gray/white primer or silver metal: a deep scratch through all paint layers. This needs professional repair — and quickly, because exposed metal rusts fast in Michigan’s salt seasons.
Auto Scratch Repair Costs by Depth
Clear coat scratches: $0–$150
Light swirls and surface scratches can often be removed with polishing compound at home, or professionally machine-polished for a uniform finish. This is the one category where DIY usually succeeds.
Base coat scratches: $150–$600
Once color is damaged, repair means careful touch-up or refinishing the affected area with color-matched paint and new clear coat. Results depend heavily on color — silver metallics and tri-coat whites are the hardest to blend invisibly.
Primer/metal scratches and key lines: $400–$1,500+
Deep scratches, especially long key lines across multiple panels, require sanding, priming, repainting, and blending into surrounding panels. A keyed car with damage across three panels is a four-figure repair — though if vandalism is the cause, your comprehensive insurance likely covers it.
When DIY Makes Sense (and When It Backfires)
Reasonable DIY: polishing clear coat scratches, and tiny rock chips dabbed with factory touch-up paint to seal them against rust. Our upcoming winter guide covers regular body and paint check-ups that catch these early.
Where DIY backfires: touch-up paint slathered over a long scratch looks worse than the scratch — a wobbly painted line that screams “damage here.” Aggressive rubbing compound burns through clear coat edges. And scratch-repair pens rarely match metallic colors. If the scratch is bigger than a pencil eraser or crosses a body line, professional repair protects both appearance and resale value.
Why Deep Scratches Can’t Wait in Michigan
Exposed primer absorbs moisture; exposed steel rusts within weeks once road salt hits it. What starts as a $300 scratch repair in October becomes a $900 rust repair by April. If you can see light gray or bare metal in the scratch, get it sealed before winter — even a temporary dab of touch-up paint buys you time until proper repair.
Frequently Asked Questions
Will buffing remove my scratch?
Only if it is confined to the clear coat (the fingernail test passes). Buffing works by thinning the clear coat around the scratch — it cannot replace missing color.
Does insurance cover scratch repair?
Vandalism (keying) falls under comprehensive coverage. A scratch from your own garage wall does not. For multi-panel key damage, a claim usually makes sense; for one small scratch, compare the quote to your deductible.
Can you match my factory color?
Yes — we use your vehicle’s paint code plus computerized color matching, then blend the repair into surrounding panels so the fix is invisible, even on difficult metallics.
How long does professional scratch repair take?
Polishing: same day. Single-panel refinishing: typically 1–3 days including cure time. Multi-panel key damage: 3–5 days.
Get an Honest Scratch Assessment in Haslett
Not sure what depth you are dealing with? Stop by A&D Collision and Glass — we will tell you in two minutes whether your scratch needs a $50 polish or a proper refinish, serving drivers across Haslett, East Lansing, Okemos, and Greater Lansing since 1992. Contact us or call (517) 339-6003.