2019 SUBARU BRZ

Symptoms: rough idle or misfire that doesn't clear, check engine light with P0301-P0304 misfire codes, metallic ticking or tapping from engine, sudden loss of power on one cylinder

Fix: Subaru issued a recall for weak valve springs that can break and drop into the cylinder, causing catastrophic damage. If caught early (just the spring), it's cylinder head work—6-8 hours labor to remove heads, replace springs, resurface if needed. If the spring damages the piston or cylinder wall, you're looking at short block replacement—20-25 hours labor plus machining.

Estimated cost: $2,000-3,500 for springs/head work, $8,000-12,000+ if internal damage occurred

Typical onset: 60,000-100,000 mi

Symptoms: excessive oil consumption (more than 1 qt per 1,000 mi), white or blue smoke on startup or during acceleration, loss of compression on cylinder 4 (most common), knock or rattle under load, check engine light with misfire codes

Fix: The FA20 is known for cracked ringlands on piston 4, especially in cars that see track use, poor oil maintenance, or running lean. Diagnosis requires compression and leakdown tests. Repair means full engine tear-down: short block replacement or full rebuild with forged pistons if you're doing it right. 18-24 hours labor, plus machine work if keeping original block.

Estimated cost: $6,500-10,000 for short block swap, $8,000-14,000 for full forged rebuild

Typical onset: 40,000-80,000 mi

Symptoms: transmission fluid spots under car near front, low transmission fluid warnings or slipping (if severe), visible seepage at cooler line fittings or crimps

Fix: The factory cooler lines on both the manual and auto develop leaks at the crimped fittings or from road debris damage. Lines are routed low and exposed. Replace with OEM or upgraded braided lines—2.5-3.5 hours labor including fluid refill and system purge.

Estimated cost: $400-750

Typical onset: 50,000-90,000 mi

Symptoms: clunk when shifting or engaging clutch (manual), excessive drivetrain movement felt through shifter, vibration at idle in gear, visible tearing or separation of rubber mount

Fix: The rear transmission mount wears out from spirited driving and the boxer's torque characteristics. More annoying than dangerous. Replace the mount—1.5 hours labor, straightforward from underneath. Many owners upgrade to polyurethane mounts for longevity but expect more NVH.

Estimated cost: $250-450

Symptoms: hard starting or extended cranking, hesitation or stumble under acceleration, loss of power at highway speeds, engine stalling (rare but possible)

Fix: NHTSA recall for fuel pump impeller that can crack and cause low pressure or no-start. Most 2019s should have been handled under recall by now, but verify with your VIN at a dealer. If not done, it's a free dealer fix—3 hours labor if you had to pay for it. Check recall status before buying used.

Estimated cost: $0 if recall open, $800-1,200 if out of pocket

Typical onset: 30,000-70,000 mi

Symptoms: chatter or vibration when releasing clutch from stop, squealing or grinding noise when clutch pedal is depressed, difficulty shifting into first or reverse

Fix: The OEM clutch and throwout bearing aren't the strongest, especially in cars driven hard or with frequent stop-and-go. Clutch judder often traced to flywheel hot spots or worn friction material. Full clutch job: flywheel resurface or replace, clutch disc, pressure plate, throwout bearing, pilot bearing—6-7 hours labor because you're dropping the transmission.

Estimated cost: $1,200-1,900