Why DO Subarus have bad head gaskets?

Why DO Subarus have bad head gaskets?

Subaru Head Gasket Problem Years – First Round The main reason they experienced issues is because the engine overheated as a result of losing coolant due to the head gasket leak. Some other symptoms are higher than normal coolant temperature gauge readings, and intermittent overheating during long trips.

What year Subaru head gasket problems?

When Did The Subaru Head Gasket Problems Start? The Subaru head gasket issues have been known to affect a large number of Subaru models and makes throughout various years. The most commonly affected models are the Impreza, the Legacy, and the Outback models between the years of 1999-2004.

How to avoid Subaru head gasket problems?

Change your Subaru’s coolant on a regular basis. As discussed previously corrosive coolant can deteriorate seals and gaskets over time. The use of the proper anti-freeze is recommended by Subaru as well as is a coolant additive on vehicles with the 2nd generation engines for a period of time.

Do you have to replace head gaskets on Subaru EJ25?

Newer engines included multi-layer steel (MLS) gaskets from the factory, but the coatings were prone to tearing or corrosion. The OEM service information says the engine does not have to be removed to replace the head gaskets, even for double overhead camshaft engines.

What happens if you hit a head gasket?

Driving a car in the red can cause some pretty catastrophic engine damage. Apart from the cylinder head gasket failing, the engine could seize solid, that’s bad for a couple of reasons. Your engine is now beyond repair and it could cause an accident at highway speeds as the engine simply locks up.

When did the head gasket fail on my Subaru?

The main problem years are 1996 through 2004. The most common engine to have head gasket failures is the naturally aspirated (non turbo) Subaru 2.5 L four cylinder engine, commonly known as the EJ25 motor. The single overhead camshaft (SOHC) variant experiences failures much more frequently than the dual overhead camshaft design (DOHC).

What are the models that have head gasket problems?

The breakdown of the affected models are the Subaru Forester from 1999-2010, Impreza from 1999 to 2011, Outback from 2000-2011, Legacy from 2000-2009, and Baja from 2003-2005. The wide range of Subaru head gasket problems means that numerous models have engine issues.