When to change the coolant system on a VW?

When to change the coolant system on a VW?

The cooling system is one of the most important areas to pay attention to during water pump, thermostat and timing belt replacement. To ensure that your new VW timing belt components and water pump last until the next 75,000-mile change interval, it’s important to re-create the engine’s condition as it was when it left the factory.

What causes water pump coolant to clot up?

These factors can adversely affect the new coolant, a new water pump, and other cooling components. Mixing other brands of unauthorized coolants with the approved G12 or G13 coolant can also cause an adverse chemical reaction, causing the coolant to gel and clot.

What kind of technician do I need to Flush my VW?

Cutting corners now adds time, labor, and money later. DISCLAIMER: Blauparts recommends that an VW Factory Trained ASE Certified Technician perform coolant flushes. Someone who has been trained in procedures for your exact vehicle model.

What happens when you don’t flush the coolant system?

Premature water pump failure (bearings and seals) can occur if you don’t take the time to flush the entire cooling system and its related components. Often when problems arise, such as a coolant leak, the new water pump is blamed as the cause when in fact the opposite is true.

Can you use GM Orange coolant on a VW?

The GM Orange stuff is calld DEX-COOL and is referred to as “DEATH-COOL” even by many die-hard GM Fanatics. Don’t use this stuff in your VW, just a bad idea all the way around. Use the VW Required Stuff. G11 on older VWs, G12 for most.

How to change coolant in a TDI heater?

You probably need to drain, fill and run with water a few times before switching back to G12 your tdi requires g12 for the water pump and head. drain your radiator and fill with distilled water then take a drive to warm the system with the heater on, repeat until the coolant you drain is clear. do not mix green with g12.