A service contract usually pays for a repair only if the repair happens the way the contract says it must. The most common way a claim breaks down is not a dispute about what is covered. It is a sequence problem. The shop finds a failed part, starts the work or orders the part, and only later does anyone contact the company that administers the contract. By then the claim may be refused, because the work was not authorized before it began.
Why authorization comes first
Many contracts require approval from the administrator before repair work begins. The reason is straightforward from the company's side: it wants to confirm that the failure is a covered part, that the diagnosis matches the contract terms, and that the labor and parts are reasonable before it accepts the cost. Some contracts allow a diagnostic step ahead of approval and some do not. Read the claims section to learn which rule applies to yours, because the rules differ from one contract to the next.
Signs on the estimate and on the phone
The warning signs are usually ordinary-looking. The estimate has no authorization number or claim reference on it. The service writer says 'we'll take care of the paperwork later.' The shop says it will call the company once the car is apart. You are asked to sign a repair order that never mentions the service contract. Any of these means the claim is at risk, not that it is lost. Stop before the work starts and make the call yourself, or ask the shop to make it while you are on the line.
What to ask before the work begins
Ask the shop whether it has the administrator's approval in writing, and ask for the reference number. Ask whether a diagnostic charge is covered if the failure is found but not approved, and who pays it if it is not. Ask how long approval usually takes and whether the car can wait, since a delay can change both the repair and the bill. If the shop says it has never worked with the company, ask whether it can handle the claim, or whether you need a facility that will. Write down the name of the person you spoke with and the time of the call.
When the work is already done
Sometimes the shop starts before anyone asks. Do not assume the claim is dead. Contact the administrator the same day, describe the sequence exactly as it happened, and ask whether a late claim can still be reviewed under the contract's terms. Ask for the decision in writing. If the claim is refused, the letter should name the clause it relies on. Read that clause against the contract itself, not against a summary, because the contract is what governs the claim.
Read the claims section first
The claims section usually sets the order of events: how to report a failure, whether approval must come before work, who may authorize repairs, and which documents the administrator needs. If the contract is unclear on any of those points, that is a question to put to the seller before you sign, not after the car is on the lift. Some companies post a sample contract you can read ahead of buying. The providers that do are listed in this site's sample contract table, so you can compare the claims wording before you commit.
Who holds the decision
The question underneath all of this is who decides whether the work goes ahead. If the answer is you, get the approval number before you hand over the keys. If it is the shop, make sure the shop knows the rule. If it is the administrator, the shop needs the administrator on the phone before the first bolt is loosened. A service contract protects you only when that chain is respected from the first call, so settle it in writing before the car needs it. This guide does not describe any company's claims rules. For the published terms of each company, check the tables on this site.