IsItAGoodCar

Common Problems with the
1997–2000 Subaru Impreza Mk1 (GC/GF)

We've identified 3 known issues that can affect the 1997–2000 Subaru Impreza Mk1 (GC/GF). 3 of these are serious faults that could be expensive to repair.

3
Known Issues
3
Serious
0
Moderate
0
Minor

The 1997–2000 period has 1 more issue than the Subaru Impreza Mk1 (GC/GF) average across all year periods.

All Known Issues

Rear Wheel Arch and Sill Corrosion

SeriousBodywork & Rust

The Mk1 Impreza is notorious for rust starting in the rear arches and spreading to the sills and chassis rails.

Estimated cost: £500–£3,000Affects: 1992–2000Often appears around: Any

Typical symptoms

  • •Bubbling paint on rear arches
  • •Crunching sounds when jacking
  • •Visible rot in the boot side wells

What to inspect before you buy

  • ✓Feel the inner lip of the rear arches
  • ✓Check the rear sill ends near the wheel
  • ✓Inspect the boot floor and rear turrets

Head Gasket Failure (2.5L NA Imports)

SeriousEngine

While rare on UK 2.0L cars, 2.5L non-turbo Japanese imports (RS models) frequently suffer internal head gasket failure.

Most affected: 2.5L NA (Import)

Estimated cost: £1,000–£1,800Affects: 1997–2000

Typical symptoms

  • •Overheating in traffic
  • •White smoke from exhaust
  • •Loss of coolant with no visible leaks

What to inspect before you buy

  • ✓Check for bubbles in the expansion tank
  • ✓Verify cooling fans operate correctly
  • ✓Ask about the last time the coolant was flushed

MAF Sensor Failure (Turbo Models)

SeriousEngine

On Turbo models, a failing Mass Air Flow (MAF) sensor can cause the engine to run dangerously "lean", potentially leading to engine failure.

Most affected: Turbo (UK2000/WRX/STI)

Estimated cost: £150–£300Affects: 1992–2000

Typical symptoms

  • •Hesitation under acceleration
  • •Rough idle
  • •Sudden loss of power

What to inspect before you buy

  • ✓Ask when the MAF was last replaced (preventative maintenance)
  • ✓Check for genuine Subaru replacement parts

Buying Tips for the 1997 Subaru Impreza Mk1 (GC/GF)

  • ✓The 2.0L Turbo (UK2000) is robust if not over-boosted; always check for high-quality service history.
  • ✓Inspect the rear wheel arches and sills extremely carefully; bubbles on the paint usually mean structural rot underneath.
  • ✓Check the "U-brace" front subframe; if it is heavily rusted, it is an MOT failure and can be expensive to source a replacement.
1992–1996 Subaru Impreza Mk1 (GC/GF)

Browse 1997–2000 Subaru Impreza Mk1 (GC/GF) in our Directory

View MOT history, registration data, and reliability scores for 1997–2000 Subaru Impreza Mk1 (GC/GF) vehicles.

View 1997–2000 Directory

Other Subaru Impreza Mk1 (GC/GF) Year Periods

1992–19961997–2000

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