All articles by: vr12.

How To Change a Car Thermostat

How To Change a Car Thermostat

In this video I’ll show you how to change a car thermostat on a Jeep cherokee 4.0L I6 engine although all jeep straight six engines will be the same and many others will be similar if not the same. Continue reading

Correcting a Water Pump Fail

Correcting a Water Pump Fail

See what’s wrong with this car where the water pump is failing and how it can be fixed. Continue reading

How to Change a Car Radiator

How to Change a Car Radiator

Proper radiator maintenance is crucial to keeping your car running at peak performance and for avoiding costly engine damage due to overheating. This job is usually not very difficult, however any home mechanic should have a Haynes or Chilton manual for their car handy in case of any difficulties. Continue reading

Make Your Car More Fuel Efficient

Make Your Car More Fuel Efficient

A simple way to save fuel is to use VR-12. VR-12 keeps the cooling system working at its higher point of performance, which allows the vehicle’s engine to work as it was designed to save fuel. Continue reading

How to Test Your Thermostat

How to Test Your Thermostat

The video below explains how to test a vehicle’s thermostat with items you can find in your own home. Continue reading

Radiators And What They Do

Radiators And What They Do

Radiators are heat exchangers used to transfer thermal energy from one medium to another for the purpose of cooling and heating. Continue reading

Pressure Testing for Car Cooling Systems

Pressure Testing for Car Cooling Systems

The best way to prevent faults and maintain the cooling system of your car is to use VR-12, however, here is a video of useful information about te Pressure Testing for Car Cooling Systems. Continue reading

Car Cooling System And How It Works

Car Cooling System And How It Works

Explanation of car’s engine cooling system – basic principles anyone can understand, its operation and major components. Shows cross-section diagrams and test equipment in use to troubleshoot failing system. Shows basic thermostat test. Continue reading

Cooling System Repairs

Cooling System Repairs

We have always said that to avoid damage to the engine of your car is better the regular use of VR-12. However, if you still do not use the VR-12 this information can be useful. Continue reading

Learn What To Do If Your Car’s Thermostat Is Stuck

Learn What To Do If Your Car’s Thermostat Is Stuck

The thermostat in your car is responsible for controlling the amount of coolant released into your engine. When your car first starts up, the thermostat is closed and does not allow coolant into the engine until it is warmed up. Continue reading