Just Add Freon
July 15, 2025
July 15, 2025
Why “Just Adding Freon” Won’t Fix Your A/C – The Real Work Behind A/C Leak Diagnosis

When your car’s air conditioning starts blowing warm air, the first instinct for many drivers is to stop by the auto parts store, grab a can of freon, and hope for the best. But here’s the truth: fixing automotive A/C isn’t as simple as topping off a fluid. In fact, A/C systems are complex, sealed systems made up of dozens of components—each one capable of causing a leak or failure.
At Superior Transmissions & Auto, we’ve seen it all—from large, obvious failures to tiny pinhole leaks that require methodical testing to track down. Diagnosing an A/C issue isn’t a guessing game—it’s a process that demands experience, precision, and the right tools.
The Maze of Components: More Than Just Freon
A modern automotive A/C system has numerous potential failure points, including:
- High- and low-pressure lines
- A/C compressor and clutch
- Condenser and evaporator
- Expansion valve or orifice tube
- Receiver/drier or accumulator
- Dozens of seals, O-rings, and fittings
Even the smallest O-ring—something you can barely see—can allow refrigerant to leak out slowly over time. And when refrigerant escapes, so does the vital lubrication that keeps your A/C compressor from destroying itself.
Some leaks are visible to the naked eye. Others are microscopic, only revealed under UV dye or with highly sensitive electronic leak detectors. That can of freon from the parts store? It may temporarily cool things down—if you're lucky—but if there's a leak in the system, that refrigerant will be gone in a few days, or even a few hours. Worse, overfilling the system can actually damage components.
The Diagnostic Process: What Really Happens
When a customer brings in a vehicle with A/C issues, we don’t just “add freon and see what happens.” We approach the problem with a systematic diagnostic process:
- Initial Inspection – We check pressures, listen for odd sounds, and examine the condition of the A/C clutch, compressor, and visible lines
- Leak Detection – We often inject UV dye into the system or use a professional-grade leak detector to pinpoint the source of refrigerant loss.
- Pressure Testing – Using nitrogen or compressed air, we simulate normal operating pressures to reveal even the smallest pinhole leaks.
- Component Testing – If we suspect a blockage or internal failure, we test individual parts like the orifice tube, expansion valve, or condenser for performance issues.
- Full System Evaluation – Once repairs are made, we vacuum test the system for leaks, then recharge it with the correct amount of refrigerant—not a guess or an estimate, but the exact specification for your vehicle.
Experience Matters in A/C Repair
There’s a reason why diagnosing and repairing A/C systems isn’t something most general repair shops—or definitely DIY YouTube videos—can handle with confidence. The blend of mechanical components, electrical controls, pressure-sensitive systems, and EPA regulations on refrigerant handling makes A/C work a specialty field.
At Superior Transmissions & Auto, our team is highly trained and experienced in A/C diagnostics and repair. We’ve invested in the right equipment and have the know-how to interpret the data we gather. That’s how we can confidently find the actual issue and get your A/C blowing ice cold again—without throwing parts at the problem or wasting your time and money.
Trust the Experts, Not the Can
If your A/C is struggling, skipping diagnostics and reaching for a can of freon may just mask the issue—or worse, damage your system. The smartest, most cost-effective fix always starts with a proper diagnosis.
Let us do what we do best—track down the issue, repair it right the first time, and send you off with crisp, cool air and peace of mind.
Schedule your A/C diagnostic appointment today—right on our website—and let’s get you back to driving in comfort.


July 15, 2025
What’s Really Going On If you own a Ford Focus—especially a model from 2012 to 2018—you’ve probably heard the words “transmission issue” more times than you’d like. The heart of most complaints? The DTC, or Dual-Clutch Transmission. At Superior Transmissions & Auto, we see these often and know exactly what makes them tick—and what makes them fail. What is a DTC Transmission, Anyway? DTC stands for Dual-Clutch Transmission. Think of it as a hybrid between a manual and an automatic transmission. It has two clutches—one for odd gears and one for even gears—allowing for faster, smoother gear shifts (in theory). It’s designed for fuel efficiency and performance, but in real-world driving, it often feels anything but smooth. Unlike a traditional automatic that uses a torque converter, the DTC in the Ford Focus behaves more like a computer-controlled manual transmission. It can feel jerky at low speeds, hesitate when shifting, or seem like it’s slipping—especially in stop-and-go traffic. Why the Ford Focus DTC is So Problematic The biggest issues with these transmissions usually boil down to the clutch system and internal actuators. In many cases, the vehicle will: Shudder on acceleration Struggle to find or hold a gear Flash the "Transmission Hot" warning Show DTC codes (diagnostic trouble codes) for clutch actuator failure or internal gear ratio errors Ford has acknowledged many of these problems through service bulletins and extended warranties—but even those come with limits. How We Handle Ford DTC Transmissions At Superior Transmissions & Auto, we don’t just throw parts at these issues. We diagnose them thoroughly to pinpoint exactly what’s going on. Often, the root cause is worn or contaminated clutch packs, failed shift actuators, or broken internal components in the TCM (Transmission Control Module). Here’s how we handle DTC repairs: 1. Complete Diagnostic Scan We start with a full scan of the transmission’s computer to identify stored trouble codes. This gives us insight into clutch position, actuator performance, and gear engagement. 2. Clutch Replacement The most common repair is replacing the dual-clutch assembly. These clutches wear prematurely, especially in traffic-heavy areas. We use upgraded parts and take the time to properly recalibrate everything during reinstallation. 3. Actuator & TCM Checks We test the transmission’s shift actuators and often recommend replacement if there are engagement issues or hesitation. In some cases, the TCM may also need programming or replacement. 4. Adaptive Relearn & Road Testing Once the repair is complete, we perform an adaptive relearn procedure and extensive road testing to ensure the transmission shifts correctly under all driving conditions. A Different Drive—And a Different Kind of Fix Driving a DTC-equipped Focus isn’t like driving a standard automatic—and that’s part of the confusion for many drivers. It’s normal for the car to feel a little “clunky” at low speeds. But grinding, slipping, or delayed shifts? Those are not normal. If you’re dealing with a misbehaving Focus transmission, don’t just live with it. And don’t let someone tell you “it’s just how they drive.” We’ve rebuilt countless DTCs, replaced dozens of clutches, and know these systems inside and out. Bring It to the Experts Not every shop will work on DTCs—some won’t touch them at all. At Superior Transmissions & Auto, we specialize in them. Whether you need a diagnostic, a clutch replacement, or a complete rebuild, we’ve got the tools, training, and experience to get your Focus back on the road—the right way. �55357;�56525; Located in New Windsor, NY �55357;�56507; Schedule your appointment right on our website! �55357;�56615; Trust the shop that knows transmissions inside and out. Superior Transmissions & Auto Bringing transparency—and performance—back to auto repair.

July 15, 2025
Why That Matters for Your Car At Superior Transmissions & Auto, we’re proud to say we’re the only shop in the area that rebuilds Continuously Variable Transmissions (CVTs) — and that’s not just a cool brag. It speaks volumes about our experience, our commitment to our craft, and the level of trust you can place in us when your vehicle needs serious work. What Even Is a CVT? A CVT (Continuously Variable Transmission) is not your average transmission. Unlike traditional automatic or manual transmissions, which have a fixed number of gears, a CVT doesn’t have gears at all. Instead, it uses a system of pulleys and a steel belt to provide a seamless range of gear ratios. This allows for smoother acceleration, improved fuel efficiency, and a more consistent driving experience. Sounds great, right? It is — until something goes wrong. Why Most Shops Don’t Touch CVTs Here’s the thing: CVTs are a completely different animal than standard automatics. Rebuilding one isn’t just a matter of replacing worn-out clutches or seals. You need specialized tools, diagnostic software, and, most importantly, in-depth knowledge of how each specific CVT design works — and they vary a lot between manufacturers like Nissan, Subaru, Honda, and Toyota. Most general repair shops — even ones that dabble in transmissions — will tell you flat-out: “We don’t rebuild CVTs.” Why? Complex internals: CVTs rely on precise hydraulic and electronic controls. One wrong move and it’s toast. Lack of training: Most techs aren’t trained in CVT rebuild procedures, especially since many manufacturers don’t even sell internal parts. Special equipment required: You can’t rebuild a CVT with just a socket set and a transmission jack. The tools alone are a barrier. OEM discouragement: A lot of manufacturers push for full replacement instead of repair — leading shops to avoid the risk and effort of a rebuild. Why Superior Can and Does Rebuild CVTs At Superior Transmissions & Auto, we lean into the challenge. We’ve invested in the training, equipment, and expertise to properly rebuild CVTs — and we’ve been doing it successfully. We don’t shy away from complexity — we thrive in it. When other shops say, “It can’t be rebuilt,” we say, “It just hasn’t been rebuilt here yet.” We’ve rebuilt CVTs that other shops wrote off as scrap. In fact, we’ve had customers towed to us after being told their only option was a brand new transmission or a used junkyard transmission — and we were able to save them thousands by rebuilding instead. Ultimately giving them back a better product. The Bottom Line: CVT Trouble? You Found the Right Shop If your car has a CVT and it’s slipping, shaking, or just not moving, you need someone who knows what they’re doing. We’re not just another shop that “does transmissions.” We are transmission specialists — and more importantly, we’re CVT specialists, which is something you won’t find anywhere else around here. We’re here to do the work that others won’t — and we do it right. Give us a call or schedule an appointment online. If it’s got a CVT, we’ve got you covered.