Tech Tips Great tips and advice to serving your vehicle!   Tech Tips Industrial Cooling NARSA members service, rebuild and sell automotive heat exchangers of all types, large and small. The smallest would most likely be a heater from a passenger car or light truck. The most common... more 5 Most Common Radiator Service Procedures The radiator is removed from the vehicle, cleaned externally using a powerful spray gun and flushed internally. It is then pressure tested, inspected and repaired as needed... more 7 Point Preventative Cooling System Maintenance Program A car's engine generates enough heat to destroy itself. The cooling system, however, protects against damage by keeping the engine within the correct operating temperature range. That's why... more Tips for Keeping your Car Cool While Sitting in Traffic A vehicle's cooling system is designed to protect the engine from the destructive forces of too much heat. If the system isn't in good repair, simple tasks such as sitting idle in rush-hour... more Higher Incidence of Cooling System Troubles in Older Vehicles A vehicle's cooling system is designed to protect the engine from the destructive forces of too much heat. If the system isn't in good repair, simple tasks such as sitting idle in rush-hour traffic... more