ScrewedScore
Free Checklist
Mechanic Invoice Dispute Checklist
Use this checklist before paying any auto repair invoice. 1 in 3 customers report being overcharged — and you have 48 hours after pickup before you lose most of your leverage.
Red Flags — Check Each One
Labor Rate Over $150/hrIndependent shops average $75–125/hr. Dealerships run $150–200/hr. Specialty shops can go higher — but it must be disclosed upfront. Anything above $200/hr for a general shop is worth questioning.
Parts Marked Up Over 30%Look up every part number on RockAuto, AutoZone, or O'Reilly. A 20–30% markup above retail is normal. Markups of 100–200% are excessive and worth negotiating.
Diagnostic Fee + Full Repair FeeMany shops waive or reduce the diagnostic fee when they also perform the repair. If both are charged at full price, ask for the diagnostic fee to be credited against the repair total.
Vague "Shop Supplies" Charge"Shop supplies," "hazmat disposal," or "misc. materials" should be trivial ($5–15). If they're $50–100 with no itemization, push back — these are often padding.
Work Done Without Written AuthorizationMost states require written authorization before repairs begin. If the shop performed work you didn't explicitly approve in writing, you may not be legally obligated to pay for it.
Dispute Steps — In Order
1
Get the itemized invoice in writingBefore leaving the shop, get a fully itemized invoice with every part number, every labor line item, and the rate charged. Verbal explanations at the counter don't hold up in disputes.
2
Look up the published labor timeIndustry-standard labor times are published by Mitchell, Chilton, and ALLDATA. If the shop billed 4 hours and the book time is 2, that gap is your dispute. Many libraries offer free access to these databases.
3
Check parts pricing against retailTake every part number from your invoice to RockAuto.com. Compare prices. A 20–30% markup above retail is standard. More than that is excessive and negotiable.
4
Contact the shop in writingEmail or text — not just verbal — with specific line items you're disputing and why. Keep it factual: "The invoice shows 4 labor hours for X — the published labor time is 2.0 hours."
5
Escalate if neededFile a complaint with your state's Bureau of Automotive Repair (BAR) or equivalent consumer protection office. A complaint filed often results in resolution without further action.
Quick Reference — Labor Rate Benchmarks
Average Shop Labor Rates (U.S.)
Independent shop: $75–125/hr | Dealership: $150–200/hr | Specialty (European/performance): $175–250/hr | National chain (Midas, Firestone): $90–130/hr
Parts Markup Benchmarks
Acceptable: 20–30% above retail | High but negotiable: 30–60% | Excessive: 60%+ above retail price on major retail sites