Is Your Car Overheating? Cooling System Issues Explained
Russ Hilliard • January 10, 2026
Overheating Issues

Is Your Car Overheating? Cooling System Issues Explained
Nobody likes a car that’s hotter than a New Hampshire summer. 🌡️
But here’s something many drivers don’t realize: cooling system problems don’t take the winter off. In fact, cold weather, road salt, and freeze-thaw cycles can be just as hard on your engine as July traffic with the A/C blasting.
Your vehicle’s cooling system works year-round to regulate engine temperature. When it isn’t doing its job, overheating, breakdowns, and costly engine damage can follow—no matter the season.
Let’s break down what causes overheating, why winter makes it worse, and how Tires Too in Londonderry, NH keeps your vehicle running cool and reliable.
Common Causes of Engine Overheating
🔹 Low Coolant Levels
Coolant (antifreeze) doesn’t last forever. Leaks, evaporation, or skipped maintenance can leave your engine unprotected. Low coolant means your engine can’t regulate temperature properly—leading to overheating or freezing.
🔹 Leaking Radiator or Hoses
Cracks, corrosion, and weak hose connections often worsen during New England’s freeze-thaw cycles. A small leak can quickly turn into a big problem when temperatures swing.
🔹 Failing Water Pump
Your water pump circulates coolant throughout the engine. If it’s worn or leaking, coolant flow slows or stops entirely—causing rapid overheating.
🔹 Stuck or Failing Thermostat
A thermostat that’s stuck closed prevents coolant from flowing. That can cause overheating in the summer—or prevent proper warm-up in the winter.
🔹 Blocked Heater Core or Clogged Passages
Sludge or corrosion can restrict coolant flow, especially in colder months. This not only affects engine temperature but can also leave you without heat when you need it most.
Winter-Specific Cooling System Problems
Cold weather brings a unique set of risks for your cooling system:
❄️ Coolant Freeze or Improper Mix
Too much water or old antifreeze can freeze, expand, and crack radiators, engines, or hoses. The correct coolant mix is critical for New Hampshire winters.
❄️ Brittle or Cracked Hoses
Rubber hoses become stiff and brittle in cold temperatures, increasing the risk of sudden leaks or failures.
❄️ Ice or Snow Blocking Airflow
Ice or packed snow on the radiator or A/C condenser can block airflow, reducing cooling efficiency and putting extra stress on the engine.
❄️ Road Salt & Corrosion
Salt speeds up corrosion on radiators, clamps, and fittings—often causing hidden leaks that only show up when it’s too late.
Warning Signs You Shouldn’t Ignore
If you notice any of these symptoms, it’s time to have your cooling system checked:
Steam coming from under the hood
Temperature gauge running hot or fluctuating
Sweet or unusual antifreeze smell
Coolant warning light
Poor cabin heat in winter
Ignoring these signs can lead to overheating, breakdowns, or even engine failure.
How Tires Too Keeps Your Engine Running Cool
At Tires Too in Londonderry, NH, we don’t believe in quick glances or guesswork. Our cooling system inspections focus on preventing problems before they leave you stranded, whether it’s August or February.
We check:
Coolant condition and proper freeze protection
Radiator, hoses, clamps, and fittings
Thermostat and water pump operation
Signs of corrosion, leaks, or blockages
Our goal is simple: keep your life in seamless motion, no matter what New England weather throws your way.
Don’t Let Overheating Catch You Off Guard
If your car is running hot—or you just want peace of mind before the next season—schedule a cooling system inspection at Tires Too today.
📍 Tires Too – Londonderry, NH
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**Here’s Why We Recommend What We Recommend (And Why It Matters More Than You Think)** If you’ve ever left an auto repair shop wondering, *“Do I really need that?”*—you’re not alone. It’s one of the most common questions drivers have, and honestly, it’s a fair one. At Tires Too, we believe you shouldn’t just take our word for it. You deserve to understand *why* we recommend what we do—because when you understand your vehicle, you make better decisions for it. So let’s pull back the curtain. --- ## It Starts With Your Vehicle—Not a Generic Checklist Every car, truck, and SUV is engineered with a specific set of standards. Fluid types, service intervals, component tolerances—they’re all carefully designed by the manufacturer. That’s why we don’t rely on “universal” maintenance schedules. Instead, we: * Reference manufacturer specifications * Use vehicle-specific fluids and parts * Follow service intervals designed for *your exact model* Because treating every vehicle the same is one of the fastest ways to shorten its lifespan. --- ## Your Driving Habits Change Everything Two identical vehicles can need very different maintenance—simply because they’re driven differently. Think about it: * Short trips vs. highway driving * Stop-and-go traffic vs. steady cruising * New England winters vs. mild conditions All of these impact wear, fluid breakdown, and component life. That’s why we ask questions and pay attention. Your daily routine tells us just as much as your mileage does. --- ## We Focus on Prevention—Not Reaction Here’s the truth most people don’t hear often enough: **It’s almost always cheaper (and easier) to maintain something than to repair it after it fails.** Preventative maintenance isn’t about doing more—it’s about doing the *right things at the right time*. For example: * Replacing worn fluids before they cause internal damage * Addressing small issues before they become major repairs * Keeping systems clean, lubricated, and operating efficiently It’s not about selling services—it’s about avoiding breakdowns, inconvenience, and costly surprises. --- ## We Don’t Do “Quick Fixes” You won’t find “quick oil changes” or one-size-fits-all services here. And that’s intentional. Quick services often prioritize speed over precision: * Incorrect or generic fluids * Skipped inspection steps * Missed early warning signs That might save a few minutes today—but it can cost you significantly down the road. We take a more thorough approach because your vehicle deserves more than a rushed job. --- ## Sometimes the Right Recommendation Is “No” This might surprise you—but sometimes we’ll tell you *not* to do something. If a service isn’t necessary yet, or doesn’t apply to your vehicle, we’ll say so. Because trust matters more than transactions. --- ## So What Does This Mean for You? It means when we recommend something, it’s based on: * Your vehicle’s engineering * Your real-world driving conditions * Long-term reliability—not short-term convenience And it means you’ll always get a clear explanation if you want one. --- ## You Should Never Feel in the Dark At the end of the day, this is your vehicle—and your investment. You deserve to: * Understand what’s being recommended * Know why it matters * Feel confident in the decisions you make So if you ever have a question, ask. We’re always happy to walk you through the “why.” --- **Tires Too** *We don’t fix cars, we keep your life in seamless motion.*
Discover the benefits of Advance Driver Assist Systems at Tires Too Auto Repair in Londonderry, NH. Expert automotive care for safer driving. Visit us today!

As temperatures rise, your winter tires start to wear faster and lose performance. That means longer stopping distances, reduced fuel efficiency, and less control when you need it most. At Tires Too, we don’t just swap your tires—we make sure your entire vehicle is ready for the season ahead. ✔️ Time to switch to all-season or summer tires ✔️ Check tire pressure & tread wear ✔️ Inspect brakes, suspension, and alignment ✔️ Improve handling, safety, and fuel economy A seasonal tire change is the perfect time for a quick maintenance check—catching small issues before they turn into big ones. Don’t wait until uneven wear or poor traction becomes a problem—schedule your spring tire changeover today. 📍 Serving Londonderry, Derry, Windham, Manchester & surrounding areas 📞 Call or book online now Tires Too — We don’t fix cars, we keep your life in seamless motion.

# What Potholes Do to Your Car (And Why Alignment Matters in New Hampshire) Every spring in New Hampshire, drivers experience the same seasonal tradition: **potholes.** Between freezing temperatures, thawing pavement, and heavy traffic, roads across Londonderry, Derry, Windham, and Manchester can quickly become rough on vehicles. What might feel like a quick bump in the road can actually cause **serious damage to your vehicle’s steering, suspension, and alignment.** At **Tires Too in Londonderry**, we see the effects of pothole damage every spring — and the good news is most issues can be corrected quickly if caught early. --- # Why Potholes Are So Common in New Hampshire New Hampshire roads go through constant **freeze-thaw cycles** during late winter and early spring. Here's what happens: 1. Water seeps into cracks in the pavement 2. Overnight temperatures freeze the water, expanding the pavement 3. Warmer daytime temperatures thaw the ice 4. Traffic breaks the weakened pavement apart The result? **Potholes that appear almost overnight.** And unfortunately, your vehicle’s suspension often absorbs the impact. --- # What Happens to Your Car When You Hit a Pothole When your vehicle drops into a pothole, several components can be affected instantly. Common issues we see include: * **Wheel alignment knocked out of specification** * **Bent or damaged suspension components** * **Worn ball joints or tie rods** * **Wheel or tire damage** * **Steering system stress** Even if the vehicle still drives normally, the alignment may already be slightly off. Over time this can lead to **premature tire wear and handling problems.** --- # Signs a Pothole May Have Damaged Your Alignment Many drivers don’t realize their alignment has changed until the symptoms become obvious. Watch for these signs: * Your **steering wheel is crooked** when driving straight * The vehicle **pulls left or right** * Tires begin **wearing unevenly** * The car **feels unstable at highway speeds** * Steering feels **looser than normal** If you notice any of these after hitting a pothole, it’s worth having the alignment checked. --- # Why Professional Wheel Alignment Matters Wheel alignment isn’t just about straightening the steering wheel. Proper alignment ensures: * Tires contact the road correctly * Steering responds accurately * Tires wear evenly * Suspension components last longer * Vehicle safety systems function properly At **Tires Too**, we use **Hunter alignment technology**, one of the most advanced alignment systems available today. Hunter systems allow our technicians to measure alignment angles with **extreme precision**, ensuring your vehicle is restored to factory specifications. --- # Modern Vehicles May Also Need ADAS Calibration Many newer vehicles include **Advanced Driver Assistance Systems (ADAS)** such as: * Lane Keep Assist * Adaptive Cruise Control * Automatic Emergency Braking * Collision Warning Systems * Lane Departure Warning These systems rely on **precise vehicle geometry** to function properly. When a vehicle’s alignment changes, it can sometimes affect how these systems interpret the road. That’s why **ADAS calibration may be required after certain suspension or alignment repairs**. At **Tires Too**, our technicians have the tools and expertise to properly calibrate these systems when necessary, helping ensure your vehicle’s safety technology performs exactly as designed. --- # Preventing Long-Term Damage from Potholes While potholes are unavoidable in New England, catching damage early can prevent larger repairs later. If you hit a pothole: 1. Pay attention to how the vehicle drives afterward 2. Watch for changes in steering or tire wear 3. Schedule an alignment inspection if something feels off A quick inspection can often prevent **hundreds of dollars in tire replacement costs later.** --- # Wheel Alignment and Suspension Repair in Londonderry, NH If you suspect pothole damage or your vehicle simply isn’t driving the way it should, the team at **Tires Too** is here to help. We provide: * Professional **Hunter wheel alignments** * Steering and suspension inspections * **ADAS system calibration** * Honest diagnostics and clear recommendations Serving drivers from **Londonderry, Derry, Windham, Chester, and Manchester, NH**, we focus on doing the job right the first time. Because at Tires Too, **we don’t fix cars — we keep your life in seamless motion.** --- # Frequently Asked Questions About Pothole Damage ### Can hitting a pothole damage my alignment? Yes. Even a single pothole impact can knock your wheel alignment out of specification. ### How do I know if my alignment is off? Common signs include pulling to one side, a crooked steering wheel, uneven tire wear, or unstable handling. ### Is pothole damage expensive to repair? In many cases, correcting the alignment is relatively inexpensive if addressed early. Waiting too long can lead to tire damage or suspension repairs. ### Do modern vehicles need ADAS calibration after alignment? Some vehicles do. If your vehicle has advanced driver-assistance systems, calibration may be required to ensure those safety features operate correctly. --- ## Schedule an Alignment Inspection If a New Hampshire pothole caught you by surprise this spring, let the team at **Tires Too in Londonderry** take a look. A quick inspection today can prevent bigger problems tomorrow.
Discover expert insights on vehicle alignment at Tires Too Auto Repair in Londonderry, NH. Ensure a smooth ride and extend tire life. Schedule an online appointment now!

What is the current status of the NH State Vehicle Inspection Program? As of February 13, 2026, the New Hampshire Department of Safety has suspended the State’s mandatory vehicle inspection program until further notice. Can Tires Too perform State inspections or issue inspection stickers? No. Licensed inspection stations are not authorized to perform State-mandated inspections or issue State inspection stickers at this time. Why was the program suspended? Following recent court rulings and the State’s inability to continue its inspection vendor contract, the Department of Safety has suspended the program while legal and administrative matters are addressed. Do I need to do anything right now? At this time, State-mandated inspections are paused. We recommend staying informed as guidance may change. What if my inspection sticker is expired? The State inspection program is currently suspended. We are awaiting further direction from the Department of Safety regarding enforcement or future requirements. Can I still have my vehicle checked for safety? Absolutely. Even though State inspections are paused, your vehicle’s safety remains important. Tires Too continues to offer: Comprehensive vehicle safety checks Emissions and diagnostic services Brake, suspension, tire, and steering inspections Preventative maintenance services Will inspections return? The situation is still evolving. The State has indicated that legal proceedings are ongoing, and guidance may change. We will share updates as soon as they are available.
Optimize your vehicle's performance with expert oil change services at Tires Too Auto Repair in Londonderry, NH. Visit us today for reliable car care!
Discover expert tire and wheel care at Tires Too Auto Repair in Londonderry, NH. Enhance performance and safety. Visit us today!






