San Antonio Tire Shop repairs a tire when the puncture sits in the tread, is small, and stands alone — sidewall damage, shoulder punctures, and tread already at the wear bars mean the tire is retired, not patched. A quick inspection at the shop settles it either way.
Where the damage sits matters more than the size
A puncture in the center of the tread, away from the shoulder, is the easy case — a plug-and-patch combination seals it from the inside and the tire goes back on the car. Move that same puncture a few inches toward the shoulder, where the tread curves into the sidewall, and the answer flips. That part of the tire flexes constantly as it rolls, and a repair there won't hold under load the way a flat section of tread will.
Sidewall damage itself, even without a puncture — a cut, a gouge, a bubble from hitting a pothole — isn't repairable at all. The sidewall has no tread to seal into and no way to reinforce the internal structure once it's compromised.
What tread depth has already used up
A puncture that would otherwise be repairable stops being worth fixing once the tread around it is already down to the built-in wear bars. Patching a tire that's at the end of its tread life just delays the replacement by a few weeks or months, and the customer pays for a patch on a tire they're about to retire anyway.
What actually gets checked before an answer
A technician looks at the puncture from both sides — outside for location and size, inside for the liner and any secondary damage a screw or nail left behind. Two punctures within a few inches of each other, or a repair that would overlap an existing patch, are also automatic replacement calls rather than a second patch.
That inspection is quick, and it's the same process behind San Antonio Tire Shop's 4.8 rating across 22 Google reviews — customers get a straight answer, including the ones where the honest answer costs the shop a sale. Call (830) 251-4817 and describe where the damage is before driving over; the shop is at 4510 W Commerce St, and knowing the location in advance saves a wasted trip if it's an obvious replacement.
Can a tire with a nail still in it be driven?
For a short distance at low speed, yes — but heat builds inside a punctured tire fast, and pushing it further can turn a repairable puncture into a blowout. Don't pull the nail out first; leaving it in place helps show exactly where the puncture is once the tire's off the car.
What if two nails hit the same tire?
Multiple punctures close together are usually a replacement, not a repair, since overlapping patches don't seal reliably and the tire has already taken two separate hits to its structure. If the punctures are several inches apart and both sit cleanly in the tread, it's occasionally still repairable, but that call gets made in person.
Is a slow leak the same thing as a puncture that needs a repair?
Not always — a slow leak is often a bad seal at the wheel, from corrosion, a damaged valve stem, or a bent rim, rather than a puncture, and that's a different and usually cheaper fix than either a patch or a new tire. It's worth having checked before assuming the tire itself is the problem.