We come to your home or office with honest diagnostics and quality repairs — no shop needed.
We are Advanced Auto Mobile Mechanic, the crew that keeps cars running in San Marcos, TX and the surrounding Hays County area. Our shop sits at 706 Centre St, right in town, and we cover the whole patch from the square out to the county roads. This area sees a mix of college cars, work trucks, and family sedans—all of them dealing with Texas heat, stop-and-go traffic, and the occasional rough road. We know these streets and the way the weather beats on a vehicle here. Whether you live near the river or out past the ranch land, we are the local guys who show up and get the job done without the runaround.
Every job below is quoted in person and priced in writing, right across San Marcos, TX & the surrounding Hays County area.
When that warning light pops on, you need to know what's really going on. We bring professional-grade diagnostic tools to your location and read the codes on the spot. Our approach is to explain the issue clearly and give you options before we turn a single wrench.
Learn moreLosing cool air in the Texas heat is more than an inconvenience — it's a safety issue. We test your A/C system's pressure, check for leaks, and recharge with the correct refrigerant. If a component like a compressor or condenser needs replacing, we'll explain the options and get it done on-site.
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Squeaking, grinding, or a soft pedal means your brakes need attention. We inspect pads, rotors, calipers, and fluid at your location. If replacement is needed, we use quality parts and give you a clear estimate before starting.
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A snapped serpentine belt can leave you stranded in minutes. We carry common belts and hoses and can replace them on the spot. We'll also inspect the tensioner and pulleys to make sure the whole system is sound.
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A car that won't start or keeps dying is often a battery, starter, or alternator issue. We test the battery's charge and health, check the alternator's output, and test the starter's draw. We'll replace the faulty part at your location and get you back on the road.
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Regular oil changes keep your engine running smoothly and prevent costly damage. We come to you with the correct oil and filter for your vehicle, dispose of the old oil properly, and top off fluids. We'll also do a quick visual inspection of belts, hoses, and fluid levels while we're there.
Learn moreMulti-property work, commercial buildings and full-scope projects across San Marcos, TX & the surrounding Hays County area are all quoted the same way: we come out, look at the job in person, and put the numbers in writing.
Call or text us to describe your issue, and we'll schedule a time to come out. We'll diagnose the problem, give you a written estimate, and get you back on the road.