Subaru Impreza GD
Weaknesses, engine ratings and buying advice
The GD Impreza (2001-2007) in NA form isn't the wild WRX but the down-to-earth AWD compact for people who want discreet winter security on a budget. With EJ15 and EJ20 naturally aspirated engines it's no sprinter but rock-solid and gloriously simple mechanically. That's exactly what makes it a cheap, honest entry into the Subaru world, ideal as a second car, commuter or winter hack. The engines themselves are robust and easily run past 250,000 km with normal care, the EJ20 being the slightly stronger and smoother of the two and the better choice if you value reserves. The real buying risk in this generation isn't the engine but the rust and the chassis. The front control arms corrode so badly that Subaru recalled around 30,000 Imprezas and Foresters in Germany, in the worst case the arm can fracture, which is life-threatening. Before buying, absolutely confirm the recall was carried out, otherwise expensive follow-up work, or worse, looms. Wheel bearings, especially on the rear axle, wear early and announce themselves with a clear hum that grows under steering. The windshield tends to leak, letting water into the cabin and rust into the footwell, so lift the carpet and feel for moisture by hand. The fuel filler neck rusts from the inside, a known problem that in the worst case causes a fuel smell and leaks. And the Takata airbag recall also affects these years, so get the VIN checked. On the test drive: listen for steering rattle and suspension noise, and scan the underbody, sills and wheel arches thoroughly for rot, because that's what decides the value. 2026 market prices: roadworthy NA Imprezas from around 1,500-3,500 euros, rust-free, well-kept examples up to 5,000 euros, good wagons command more. Insider pick: an example with a completed control-arm recall, a dry cabin and a proven clean underbody, then the GD is an honest, cheap, winter-proof all-wheel-drive car with no nasty surprises that does exactly what it's meant to.
300 PS
STI · Benzin
300 hp, first US STI — where the legend begins
Legendary!301–310 PS
2.5L Turbo STI Benzin
12 weaknesses
Stay Away!Body Variants
The Subaru Impreza GD is available as Sedan and Hatchback — choose your body type for specific insurance data:
Generations
Engine Overview
The Subaru Impreza GD is available with 3 engine variants — from 165 to 310 hp. 1 variants had engine changes — the model year is crucial.
The robust 2.5-litre NA boxer with a SOHC head and i-AVLS valve control is long-lived — with one central condition: the head gasket. The factory composite gasket degrades through heat cycling and oil standing on the sealing face, typically starting to leak externally between 130,000 and 210,000 km, usually driver-side at cylinder 4. Ignored, it escalates to coolant loss, warped heads and overheating. At the due replacement a multi-layer steel gasket is essential; then the repair lasts. The NA engines only got these from the factory in 2011/2012. The second maintenance truth is the timing belt: an interference engine, interval around 170,000 km, bent valves if it snaps — always replace belt, tensioner, idlers, water pump and seals together. As the oil light only monitors pressure and gives no level warning before model year 2014, regular oil-level checks are a must, especially once the engine uses a little oil with age.
- !! Head gasket — external oil and coolant leak from 150,000 km
The factory composite head gasket degrades through heat cycling and oil standing on the sealing face. It typically starts leaking externally between 130,000 and 210,000 km, usually driver-side at cylinder 4. Left unchecked it leads to coolant loss, overheating and a warped head.
Symptoms: Coolant loss with no visible puddle, oily film down the side of the block, heater occasionally blowing cold, sweet coolant smell when warm, overheating in late stages. - !! Timing belt snap — interference engine from 170,000 km
The EJ253 is an interference engine. 105,000 mile interval. Replace water pump, tensioner, idlers, crank and cam seals in the same job. Always confirm last belt service date/mileage on a used buy.
Symptoms: Engine dies suddenly, then refuses to crank, sometimes metallic clacking from bent valves. - !! Excessive oil consumption — stuck oil control rings from 110,000 km
Late-build EJ253s (MY2010+) show the same pattern as successor FB engines: carbon-seized oil control rings cause consumption of ~1 quart per 1000 miles or worse. Long drain intervals, clogged PCV and short-trip use accelerate it.
Symptoms: Dipstick drops noticeably between changes, blue smoke under load, oil-fouled spark plugs, occasional CEL from catalyst contamination.
+ 6 more engine weaknesses + vehicle weaknesses
The 2.5-litre turbo boxer is the heart of the sharpest all-wheel-drive generation and delivers what the brand is famous for: brutal torque from low down and that unmistakable unevenly pulsing boxer sound — the famous rumble comes from the unequal-length headers. Power builds full and linear, and from around 3,000 rpm the turbo shoves hard. Technically the engine is a double-edged sword. Stock, driven sensibly and fed only the highest octane, it holds up reliably. Its Achilles heel is the piston ringland at the rear cylinder: the cast factory piston tolerates no detonation. Run low octane, add power without a clean tune, or thrash it hot, and you risk a sudden ringland failure and with it engine death. The centrally mounted knock sensor detects rear-cylinder knock with a delay — exactly where the weak spot lies. Add the brazed oil pickup that can crack and the rod bearings sensitive to oil starvation. Understand the engine — keep the oil immaculate, build the block with forged pistons before adding power, upgrade the oil pickup and pan — and you get an intensely characterful, durable unit.
- !! Ringland failure — the infamous cliché from 100,000 km
THE EJ257 topic: stock cast iron pistons crack under detonation. 93 octane mandatory, no aggressive tuning without forged internals. Stronger pistons from 2019, but no fundamental redesign. Reliable to ~350 whp stock.
Symptoms: Misfires at idle after full throttle, blue smoke, rapidly increasing oil consumption, compression loss - !! Rod Bearing Failure — Class Action from 120,000 km
Class action settlement: 2012-2017 WRX/STI with warranty extension to 8 years. Oil starvation from boxer sloshing during aggressive cornering as primary cause.
Symptoms: Knocking from the block, dropping oil pressure, metal shavings in oil filter - !! Oil Pickup Tube Crack from 130,000 km
Brazed joint cracks from vibration — identical across all EJ engines. Aftermarket reinforcements available (IAG). Subaru refuses to issue a recall.
Symptoms: Sudden oil pressure drop without warning, engine noise
+ 9 more engine weaknesses + vehicle weaknesses
This 2.0-litre turbo boxer is a DOHC four with unequal-length headers — hence the unmistakable burbling idle and the rumbling exhaust note. Variable intake cam timing via AVCS gives surprisingly full torque from mid revs, and up top it spins more willingly than a 2.5. Structurally solid but with clear maintenance truths: the timing belt must come out by 100,000 km at the latest, or the interference engine risks valve-to-piston contact. The brazed oil pickup is a known weak point — flux residue corrodes the seam, and a crack means oil starvation and bearing damage. High-octane fuel is mandatory, because the brittle pistons tolerate knock poorly, especially at the rear cylinder that runs leaner and hotter by design. Check the turbo and AVCS banjo screens regularly, warm it up and cool it down properly, keep oil intervals short, and this engine runs happily past 250,000 km.
- !! Rod Bearing Failure from 160,000 km
Oil starvation from neglected oil level or oil sloshing in corners (boxer design) causes bearing failure. EJ205 less prone than EJ255/257, but not immune.
Symptoms: Knocking noise from engine block, oil pressure warning light, metal shavings in oil - !! Timing Belt — Interference Engine from 170,000 km
Timing belt replacement every 105k miles mandatory. Interference engine: belt failure causes piston-to-valve contact — immediate engine destruction.
- !! Oil Pickup Tube Crack — Brazed Joint from 130,000 km
The brazed (not welded) oil pickup tube joint cracks from vibration. No oil pressure, no engine lubrication — total loss if not caught in time. Subaru never issued a recall.
Symptoms: Sudden oil pressure drop, oil pressure warning light, engine noise under load
+ 6 more engine weaknesses + vehicle weaknesses
The 2.5-litre turbo boxer trades revs for displacement: strong torque from low down, plus the typical boxer rumble at idle created by unequal-length headers. Intake-side AVCS smooths the response while the character stays gruff and muscular. Its Achilles heel is the fourth cylinder: the stock intake manifold feeds it worse, it sits furthest from the water pump, runs leaner and hotter — and is the first to crack a ringland under detonation. High-octane fuel and a clean tune are therefore non-negotiable. The rod bearings are sensitive to cold-start full throttle and stretched oil intervals; affected model years got a warranty extension for it. The brazed oil pickup can crack, and the turbo and AVCS banjo screens clog with sludge, causing turbo or cam-timing trouble. With short oil intervals, good fuel, careful warm-ups and clear oil passages it is a long-lived engine.
- !! Ringland Failure — Piston Breakage from 100,000 km
Cast iron pistons with thin ringlands crack under detonation (knock). Causes: poor fuel quality, bad tuning, high exhaust gas temperatures. The EJ cliché alongside the head gasket.
Symptoms: Misfires at idle after high-load driving, increasing oil consumption, blue smoke - !! Rod Bearing Failure from 120,000 km
Class action for 2012-2017 WRX/STI: extended warranty to 8 years/100k miles. Oil starvation from boxer sloshing or neglected oil level as primary cause.
Symptoms: Knocking noise, oil pressure warning, metal particles in oil - !! Oil Pickup Tube Crack from 130,000 km
Identical problem to EJ205: brazed joint cracks from vibration. No recall despite known issue since 1996.
Symptoms: Sudden oil pressure drop, engine noise, oil pressure warning light
+ 7 more engine weaknesses + vehicle weaknesses
Vehicle Weaknesses
| Weakness | Cost | |
|---|---|---|
| Recall: Front Control Arm Corrosion Recall (2002–2007): Front lower control arms corrode at the hanger bracket from road salt and can break. Affects 21 US salt-belt states. Free replacement at dealer. Symptoms: Clunking from front suspension, visible rust on control arm bracket, handling instability from 100,000 km | Medium | |
| Fuel filler neck rusts through The metal filler neck traps salt and moisture behind its plastic cover and corrodes through to pinholes. The result is a strong fuel smell after refuelling and fuel traces around the rear wheel arch. Common in salt regions. Symptoms: Strong fuel smell right after refuelling, damp or dark fuel traces at the rear right wheel arch, EVAP fault codes. from 150,000 km | Medium |
Top Reported Issues
Alternatives
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Known Problems and Issues +
A total of 46 weaknesses have been documented for the Subaru Impreza GD (2001–2007) — 40 engine-related and 6 vehicle-related. One problem engine: EJ257 (2.5L Turbo STI). Typical issues affect Rust, Suspension, Body, Brakes.
Impreza (EJ205, 2002–2005) — Be Careful: Rod Bearing Failure, Timing Belt — Interference Engine, Oil Pickup Tube Crack — Brazed Joint. Power: 224 PS.
Impreza (EJ253, 2004–2007) — Be Careful: Head gasket — external oil and coolant leak, Timing belt snap — interference engine, Excessive oil consumption — stuck oil control rings. Power: 168 PS.
Impreza (EJ257, 2004–2007) — Stay Away!: Ringland failure — the infamous cliché, Rod Bearing Failure — Class Action, Oil Pickup Tube Crack. Power: 300 PS.
Impreza (EJ255, 2006–2007) — Be Careful: Ringland Failure — Piston Breakage, Rod Bearing Failure, Oil Pickup Tube Crack. Power: 230 PS.
What to watch out for with the Subaru Impreza? See the detailed listing of all engine and vehicle weaknesses in the sections above.
Frequently Asked Questions
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Last updated: February 2026 · All information without guarantee