Comeback

A comeback is a vehicle that returns with the complaint the shop already charged to fix. The work gets done again at the shop's expense, and the second visit costs more than the first because now there is a customer standing in the lobby who has heard the story once.

What counts as one?

Same vehicle, same complaint, after a repair aimed at it. That definition is worth writing down, because the argument over whether something qualifies is where most shops quietly stop counting.

A truck that comes back with a new leak from a different seal is a new job. A truck that comes back with the leak it was here for is a comeback whether or not the shop believes it did the work correctly. The customer's version of events is the one that decides how the visit feels, and it is also the one that shows up in a review.

What does a comeback cost?

More than the redo. The technician's hours get paid a second time with no invoice behind them. The bay runs a job that sells nothing while cars that would sell something wait. Parts come out of stock, sometimes at retail because the supplier's shelf is empty and somebody sends a hot-shot delivery for a part the shop is not billing.

Then the ticket that was already written gets discounted, or a competing job on the same vehicle gets waived to settle the customer down. The whole thing lands on the same month's gross profit with nothing on any report explaining it. A shop that does not count comebacks by cause has a hole in its numbers it can feel and cannot find.

Why do comebacks cluster?

Five causes are worth putting on the ticket as options before anybody writes a paragraph.

• Partial approval. The tech found three things and the customer approved one, and what they approved sat downstream of what they declined. Every piece of declined work is a future comeback wearing a different hat.
• Diagnosis cut short because the job had to be priced by noon.
• Wrong part. Right listing, wrong sub-model. Or a part that superseded and nobody read the note.
• Reused single-use hardware. A stretch bolt that goes back in because it looked fine.
• A job quoted at a number the technician could not do the work in, so corners appeared at four in the afternoon.

Only the third one is a parts problem. The rest were decided at the counter before the vehicle went in the air.

What does a comeback look like on a diesel?

Bigger, and slower to show up. A part gets replaced, the light goes out on the test drive, and the fault that loaded the part up in the first place is still on the truck. Fuel system work is the sharp version, because by the time it returns the invoice is large enough that nobody wants to hear about it.

The diesel version also travels further from the shop. A fleet truck that comes back has been out of service for a day of work somebody else was counting on, so the conversation is about downtime as much as the repair. A fleet manager wants to know when the truck will be moving and what stops this happening again, and the second question is the one that decides whether the account stays. Answer it in writing on the ticket while the vehicle is still in the bay.

What does the shop owe on the second visit?

Paper, at minimum. A comeback is a repair order like any other, and the rules that governed the first visit still govern the redo. California's repair act carries the plainest version of it in print: the shop hands over a written estimated price, and "No charge shall be made for work done or parts supplied in excess of the estimated price ... without the oral or written consent of the customer". A free redo that uncovers a second failure runs into that sentence the moment somebody decides to bill for the second failure.

The warranty side is where the improvising happens. The Federal Trade Commission tells customers flatly that there is "no 'standard warranty' on repairs" and to get the terms in writing, which leaves the shop with nothing written down arguing from memory in front of somebody who is already unhappy. Put the days and the miles on the invoice. Read your own wording after you write it, because the FTC's guide for businesses puts a condition on it: the Magnuson-Moss Act "does not apply to warranties on services," and it reaches a repair shop only where "your warranty covers both the parts provided for a repair and the workmanship in making that repair." A promise covering the labor alone falls outside that Act, and what governs it then is a question for your own state.

How should a shop count them?

By cause, on the ticket, at the time. A field on the repair order marking the visit as repeat work with one line saying why is enough to build a quarter's worth of pattern. Sorting by technician invites people to hide them. Sorting by cause finds whatever is generating the volume, and a cause is something a shop can change.

The measurement that matters most is the one nobody logs: how many comebacks trace back to work a customer declined on the first visit. That number tells a shop whether it has a technical problem or a counter problem, and the fix is different for each.

Back to the glossary, or measure your own estimate turnaround.