Cooling System & Radiator Service in Henderson, NV
On a 110°F Las Vegas afternoon, your cooling system is what keeps your engine running at a safe temperature. Sonny's Auto Repair services radiators, water pumps, thermostats, hoses, and cooling fans, and flushes coolant to spec to keep it that way. ASE-certified service at transparent, honest pricing.

Radiator, water pump & coolant flush, Henderson, NV
Complete Cooling System & Radiator Service
- Coolant condition test and flush to spec
- Radiator inspection, repair, and replacement
- Water pump inspection and replacement
- Thermostat and cooling-fan function check
- Radiator hose and drive-belt inspection
- Cooling-system pressure and leak test
Why It Matters in the Desert
At 110°F and above, a weak cooling system can let the engine overheat quickly. Heat also degrades coolant faster, and a clogged radiator, failing water pump, or stuck thermostat increases the risk of engine damage.
Proactive cooling service is far cheaper than a head-gasket or engine replacement. We test coolant condition, cooling performance, and every component together, because the cooling system plays a critical role in protecting the engine in desert heat.
Your Cooling System Service in Three Simple Steps
Book Online
Schedule in 60 seconds. Choose your date, time, and service.
Expert Service
ASE-certified technicians perform your service with factory precision.
Drive Safe
Back on the road with warranty-backed protection and peace of mind.
Cooling System & Radiator Questions, Answered
How often should I flush my coolant in the desert?+
Because heat degrades coolant faster here, we typically recommend a coolant service every 30,000–50,000 miles, but we test its condition and protection level at each visit and advise based on the actual reading.
What are the signs my car is about to overheat?+
Watch for a rising temperature gauge, steam from under the hood, a sweet coolant smell, or coolant puddles. If your temperature climbs, pull over safely and shut off the engine, since driving while overheating can damage it.
Should I repair or replace my radiator?+
It depends on the failure. We repair minor leaks and cracked tanks when the core is sound, but a radiator that is clogged, severely corroded, or repeatedly leaking is replaced. We show you the condition and give a transparent recommendation before any work.
What are the signs of a failing water pump?+
Look for coolant leaks at the front of the engine, an overheating engine, a whining or grinding noise from the pump, or steam from under the hood. A failing water pump can cause the engine to overheat, so we inspect it at every cooling service.
Why is cooling system service so important before summer in Henderson?+
In 110°F-plus heat, a healthy cooling system is what keeps your engine from overheating. A failing water pump, clogged radiator, or old coolant can lead to head-gasket or other major engine damage, so proactive service typically costs less than a repair.
Explore Our Other Henderson Services

Auto Brake Repair
View Service Details →
AC & Heating
View Service Details →
Transmission Repair
View Service Details →
Batteries, Electrical & Alternator
View Service Details →
Auto Engine Repair
View Service Details →
Preventive Maintenance
View Service Details →
Advanced Diagnostics
View Service Details →
Check Engine Light
View Service Details →
Full-Service Repairs
View Service Details →
Tire Pressure Monitoring
View Service Details →
Oil Changes
View Service Details →Areas We Serve
Sonny's Auto Repair keeps engines running cool across Henderson, NV and the greater Las Vegas metro area with expert radiator, water pump, and coolant service, transparent pricing, and ASE-certified technicians every time.
- Las Vegas
- Paradise
- Spring Valley
- Sunrise Manor
- Enterprise
- Whitney
- Winchester
- Boulder City
- North Las Vegas
- Green Valley
- Seven Hills
- Anthem
- Henderson
- Summerlin
- Blue Diamond
- Sloan
- Mountain’s Edge
- Inspirada

Henderson, NV: Serving the Greater Las Vegas Valley

