2004–2008 Subaru Forester Mk2 (SG)

Browse our directory of 2004–2008 Subaru Forester Mk2 (SG) vehicles. Access instant MOT history reports, tax status, and reliability insights for any registration listed below.

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Common Problems & Reliability

1
Serious
1
Moderate
0
Minor

The 2004–2008 Subaru Forester Mk2 (SG) has 2 known issues. 1 of these are classified as serious faults that could be expensive to repair. 1 are moderate concerns worth inspecting before purchase.

Head Gasket Failure (2.5L Engines)

Serious

The 2.5L EJ25 engine in the SG XT is prone to external coolant and oil leaks from the head gaskets, eventually leading to overheating.

Symptoms: Coolant smell from engine bay, Oil/coolant weeping at the block join...

Est. repair cost: £1,200–£2,000

Self-Levelling Suspension (SLS) Failure

Moderate

The original rear struts leak and sag over time. Replacing them with OEM parts is prohibitively expensive in the UK.

Symptoms: Rear sits noticeably lower, Bouncy ride over bumps...

Est. repair cost: £400–£800

View detailed Subaru Forester Mk2 (SG) fault guide

Buying Tips for the 2004–2008 Subaru Forester Mk2 (SG)

  • Avoid 2.5 XT models with no history of head gasket or cambelt work unless the price reflects the risk.
  • Check for the "saggy butt" look, indicating failed self-levelling rear suspension.
  • Wind noise from the door gussets (mirrors) is common and can be fixed with a simple seal replacement.

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