Build a timeline before asking for money. Include the breakdown time, branch contact, roadside assistance, replacement vehicle, unused rental days, taxis, hotels, fuel, and any written promises from staff.
Start with the breakdown timeline
People often ask for compensation in one frustrated paragraph. A better first complaint is structured like a claim file: what happened, what evidence proves it, what the rental company did, and what outcome you want.
Evidence to collect
- Photos or videos showing warning lights, mileage, location, and vehicle condition.
- Roadside assistance records, tow reports, call logs, and incident numbers.
- Messages or emails with the branch, broker, roadside provider, or customer service.
- Replacement vehicle paperwork or written confirmation that no replacement was available.
- Receipts for reasonable extra costs caused by the breakdown.
- The rental agreement, final invoice, and any refund already applied.
What to ask for
- A refund for unusable rental time.
- Correction of any invoice that charged for days after the vehicle became unusable.
- Reimbursement of documented, reasonable costs caused by the breakdown.
- A written explanation if the company says the breakdown was caused by customer misuse.
- Evidence for any damage, towing, admin, or recovery charge added after the breakdown.
Keep the request realistic
Ask for a clear, evidence-based outcome. If you ask for every inconvenience, the company may dismiss the complaint as too broad. If you ask for documented unused rental time and specific receipts, the case is easier to review.
When to escalate
If the rental company or broker does not respond, follow the complaint route in writing. If the booking was through a broker, separate broker responsibility from branch responsibility. For a captured card charge, ask your card provider about dispute evidence.