A/C Repair & Recharge
A/C Repair & Recharge in San Marcos, TX. Free, no-pressure estimates.
About our a/c repair & recharge
When your car's air conditioning blows warm air or makes unusual noises, the Texas heat turns a minor annoyance into a serious concern. You likely notice the cabin stays hot even on the highway, or you smell a musty odor from the vents. This is when you call us — the system has a leak, a failed compressor, or an electrical fault that needs professional diagnosis.
We begin by connecting a manifold gauge set to the high and low ports to read system pressures. An electronic leak detector or UV dye pinpoints refrigerant loss. We test the compressor clutch, condenser fan, and blower motor. If a recharge is sufficient, we evacuate the old refrigerant with a vacuum pump, hold a vacuum to remove moisture, then refill with the exact R-134a or R-1234yf weight specified by the manufacturer.
The cost of an A/C repair varies with the failed component. A simple O-ring leak or a clogged orifice tube is quick to access. A compressor replacement requires removing the serpentine belt, draining oil, and flushing the condenser — labor time increases with engine bay tightness. Corroded lines or a damaged evaporator behind the dashboard adds disassembly time. Refrigerant type and ambient temperature also affect the job.
On the day of service, we park your car in the bay, protect the fenders with covers, and keep the interior clean with seat and floor mats. You don't need to do anything beforehand — just bring the vehicle. After the repair, we test the system for proper vent temperature and cycle the clutch. We recommend running the A/C weekly year-round to keep seals lubricated.
UV Dye Detection
We inject a fluorescent dye into the system, then scan with a UV light to find the exact source of a refrigerant leak — often a cracked O-ring or a pinhole in a line.
Compressor Clutch Failure
A seized or intermittently engaging compressor clutch is a common failure. We test the electrical circuit and gap before recommending replacement.
What’s included
- Licensed and insured
- Workmanship guaranteed
- Background-checked crews
- Same crew from quote to clean-up
- We answer the phone ourselves
- Diagnostic tools before any wrench
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Recent work
A look at the kind of job we are called out for across San Marcos, TX & the surrounding Hays County area.
Our 4-step a/c repair & recharge process
System Inspection
We connect gauges to measure high and low side pressures, check the compressor clutch engagement, and inspect the condenser and hoses for visible damage.
Leak Detection
Using an electronic sniffer and UV dye, we locate all refrigerant leaks. This step determines whether a simple recharge or a component replacement is needed.
Evacuation & Recharge
We recover old refrigerant with a recovery machine, pull a deep vacuum for 15 minutes to remove moisture, then refill with the manufacturer's exact refrigerant weight.
Performance Test
We run the A/C on max cool, measure vent temperature with a thermometer, and verify the compressor cycles correctly. We also check for any abnormal noises.
Why Advanced Auto Mobile Mechanic for a/c repair & recharge
Leak-First Approach
We never just add refrigerant without finding the leak first. A recharge without repair wastes your money and the refrigerant. We pinpoint the failure so the fix lasts.
Correct Refrigerant Weight
Overcharging or undercharging damages the compressor. We use a scale to measure the exact charge specified by your vehicle's under-hood sticker, not a guess.
Clean Interior Work
A/C repairs often involve reaching under the dash. We use seat covers, floor mats, and steering wheel covers to keep your cabin spotless during the job.
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Get a Free Estimate
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.