Loss of brake pedal: This condition is usually a result of brake fluid leakage due to failure of a brake hose or a rusted metal brake line, a worn wheel cylinder or brake caliper, or a worn master cylinder. A simple once over of the system will reveal what's going on.
If you have questions about a specific purchase, it would be best to speak to an attorney who could inform you of your legal options. While there are laws that allow for a 3-day right to cancel certain purchases, these laws are very specific and do not apply in a majority of consumer purchases.
Respond to a cancellation request from a buyer. A buyer can request to cancel a transaction within 1 hour of purchasing the item, even if they've already paid for the item. When a buyer asks to cancel a transaction, you have 3 days to approve or decline the request. If you approve the cancellation request and the buyer has already paid for the item, you have 10 days to refund the buyer.