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Garden City, NY

Radiator Repair

Expert Radiator Repair from ASE-certified technicians. 6-month / 6,000-mile warranty on every job.

ASE Certified Technicians
6-Month / 6,000-Mile Warranty
Free Estimates
Family Owned Since 1967
5.0 Stars · 115+ Reviews
NYS Inspections Available
What We Do

Cooling System Service in Garden City

Broadway Servicenter offers professional Radiator Repair for all makes and models in Garden City, NY.

Every repair is backed by our 6-month / 6,000-mile warranty. Honest estimates, no runaround.

Radiator repair and cooling system service at Broadway Servicenter in Garden City, NY
What's Included

Radiator Repair Services

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Radiator Replacement

Full radiator replacement on all makes and models. We use OEM-quality replacement radiators and inspect the entire cooling system during the service.

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Cooling System Pressure Test

A 20-minute test that pressurizes the system to identify leaks not visible to the naked eye - pinhole leaks, weeping hose connections, and failing seals all show up under pressure.

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Thermostat Replacement

A stuck thermostat causes overheating by preventing coolant from flowing through the radiator. We replace thermostats on all vehicles and test for correct operation after installation.

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Radiator Hose Replacement

Cracked, swollen, or soft hoses are a common failure point. We inspect all hoses during any cooling system service and replace them when they show signs of age or wear.

Water Pump Replacement

A worn or leaking water pump prevents proper coolant circulation. We replace water pumps on all makes and models and often combine this service with thermostat or timing belt replacement.

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Coolant Flush and Refill

Old coolant turns acidic and corrodes aluminum components. We flush the system, inspect the condition of the coolant, and refill with the correct specification for your vehicle.

What to Know About Radiator Repair in Garden City

Modern engines run at very specific temperatures - typically between 195 and 220 degrees Fahrenheit. The cooling system is what keeps the engine in that window. When the radiator fails or the thermostat sticks, temperatures climb fast. An engine that goes past its design temperature even once is an engine that may have sustained damage - cylinder head warping is the most common result, and a warped head means a head gasket job that can cost $1,500 to $3,000 or more.

The pressure test is the most important tool for cooling system diagnosis. Most leaks do not drip at rest - they only seep under the 12 to 16 PSI that the system runs at while the engine is warm. We pressurize the system, hold it for several minutes, and watch for the pressure to drop. If it drops, we find the source. This approach finds leaks that would be invisible on a visual inspection and lets us tell you exactly what needs to be fixed rather than guessing.

Nassau County stop-and-go traffic is genuinely hard on cooling systems. The thermal cycling of sitting in traffic, then accelerating, then sitting again stresses hoses and the radiator itself more than steady highway driving does. If your vehicle is more than 5 years old and has never had the hoses inspected or the coolant flushed, both are worth doing the next time it is in. Call (516) 681-0122 or stop by 640 Old Country Road in Garden City.

FAQ
Radiator Repair FAQ
How do I know if my radiator is failing?
The most common signs of radiator failure are the temperature gauge climbing higher than normal, visible coolant leaks under the car or at the front of the engine, a sweet smell from the engine bay, coolant that looks rusty or contaminated, or the car overheating in traffic. Some radiator leaks are small pinhole leaks that only show up under pressure - which is why a pressure test is the correct way to diagnose a cooling system problem rather than just looking for visible drips.
Can I drive with a small coolant leak?
Not safely, and not for long. Even a small coolant leak will eventually allow the coolant level to drop to the point where the engine overheats. Modern engines have a very narrow operating temperature window, and an engine that goes past its temperature limit even once can warp a cylinder head - a repair that can cost $2,000 to $4,000 or more. A small leak that is caught and repaired is a cheap fix. An engine that has overheated is a potentially very expensive one.
How long does radiator replacement take?
Most radiator replacements take 2 to 4 hours depending on the vehicle. Some vehicles with complex engine bays or integrated cooling components take longer. We typically do same-day radiator replacements on most passenger cars and light trucks when parts are in stock. Call us at (516) 681-0122 to confirm availability for your vehicle.
Should I replace the thermostat when replacing the radiator?
In most cases, yes. If the radiator failed because of overheating, the thermostat may have been damaged by the heat. And if the vehicle is older and has significant mileage, replacing the thermostat while the cooling system is already drained and partially disassembled costs very little in additional labor. A thermostat that sticks closed will cause overheating immediately after radiator replacement - it is a cheap part to include.
Why is my car overheating even though the coolant level is fine?
A normal coolant level with an overheating engine usually points to one of several causes: a failing thermostat that is not opening to allow coolant flow, a water pump that is not circulating coolant effectively, a blocked or restricted radiator, air trapped in the cooling system, or a failing radiator cap that is not maintaining system pressure. It can also indicate a blown head gasket, which allows combustion gases into the cooling system. A pressure test and visual inspection narrow down the cause quickly.

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Same-day service on most repairs. Honest estimates, no runaround. 6-month / 6,000-mile warranty.

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