Opel Cascada Cascada
Weaknesses, engine ratings and buying advice
The Opel Cascada (2013–2019) is the last true Opel convertible — based on the Astra J, built in Gliwice (Poland). As a four-seat soft-top convertible in a 2+2 configuration, the Cascada was Opel's answer to the VW Eos and Peugeot 308 CC. Only around 60,000 units were built — not a mass-market model, but precisely for that reason surprisingly affordable on the used market. Anyone looking for an open-top car with four seats and a boot gets a lot of metal for little money here.
Engine choice: The A14NET (1.4 Turbo, 88/103 kW) is the most common engine — adequate for relaxed cruising, but at 1,600 kg kerb weight it becomes laboured on the motorway. Known topics: water pump from 50,000–80,000 km (280–600 EUR) and ignition coils (150–400 EUR). The A16LET (1.6 Turbo, 147 kW) with 200 PS is the sporty choice and the proper Cascada engine — sufficient power, torque available from 1,750 rpm, real-world consumption 8.5–10 litres. A solid engine with few known weak points, occasionally a turbo oil line leak. The A20DTH (2.0 CDTI, 121/125 kW) is the long-distance engine — economical (6.5–7.5 litres), ample torque (350/400 Nm), but: DPF issues with short trips and the timing chain topic of the 2.0 CDTI need attention. Oil changes every 10,000 km instead of 20,000 km recommended.
Weak points: The soft top is the biggest concern — the hydraulic pump can weaken from 60,000 km (roof opens slowly or stops mid-operation, repair 800–1,800 EUR). The fabric itself holds up well, but the rear window (glass, not plastic) can detach from its bonding. Water ingress via the A-pillar seal on older model years — check for moisture in the footwell. The M32 manual gearbox (on engines over 100 kW) has the well-known bearing problem — whining noise from 60,000–80,000 km, rebuild 900–1,200 EUR. Suspension is comfort-oriented — front shock absorbers go soft from 80,000 km, which becomes clearly noticeable with the roof down through increased body movement.
Test drive checklist: Open and close the roof completely several times — assess hydraulic speed and noises. With the roof closed, drive through a car wash or in rain — check for water ingress at the A-pillar and rear window. Test M32 in 3rd gear at 50 km/h (whining?). Cold start A14NET — water pump whining? A20DTH: check oil level and DPF regeneration status in the trip computer.
Buying advice: Market prices in 2026 are 7,000–13,000 EUR for 2014–2017 models with 60,000–100,000 km. The 200 PS version with A16LET from 9,000–15,000 EUR. Diesel examples cheaper but with higher risk. Insider tip: A16LET 1.6 Turbo with 147 kW and manual gearbox, model year 2015+ — sufficient power for the heavy convertible, the engine is more robust than the small 1.4 Turbo, and later model years have improved roof hydraulics. Prefer garage-kept vehicles — the soft top ages faster in the sun.
200 PS
Cascada · Benzin
Cascada turbo top
Fun to Drive!Engine Overview
The Opel Cascada Cascada is available with 3 engine variants — from 110 to 209 hp.
Powerful 2.0-litre diesel with good long-distance characteristics but characteristic weak points in the oil supply and emissions system areas. The oil suction pipe seal is the best-known and sometimes critical issue that requires attention. With regular maintenance and primarily motorway use this is a reliable unit — short-trip driving should be avoided due to DPF blockage problems.
- !! Oil suction pipe seal hardened from 150,000 km
The seal on the oil suction pipe to the oil pump hardens over time and draws in false air. This results in low oil pressure which causes the engine to shut down. Affects nearly all A20DTH at higher mileage.
Symptoms: Warning 'Oil pressure low — switch off engine' especially on cold start or after long standstill, engine shutdown by protection system. - !! Critical timing belt interval from 150,000 km
The A20DTH uses a timing belt (not a chain). As an interference engine, belt failure causes immediate engine damage. Strictly follow the replacement interval, always replace water pump and tensioner.
Symptoms: No warning — belt failure causes immediate valve damage - !! EGR valve and intake manifold carboned up from 100,000 km
The EGR valve and intake manifold carbon up with typical diesel use on frequent short trips. After the emissions scandal software update the problem worsens due to increased EGR rate.
Symptoms: Power loss, misfires at mid rpm, increased fuel consumption, black smoke on acceleration, engine management light.
+ 2 more engine weaknesses + vehicle weaknesses
Solid 1.4-litre turbopetrol engine from the GM era with good power output but several known weak points. Piston ring damage and crankcase ventilation issues are the classic problems that lead to elevated oil consumption. With well-maintained examples using the correct oil (Dexos1 Gen2) and regular service intervals this engine is reliable — pre-purchase inspection for blue smoke and turbo condition is strongly recommended.
- !! Piston ring land fractures and high oil consumption from 90,000 km
Prematurely worn or fractured piston ring lands cause elevated oil consumption. Misdiagnosis often leads to unnecessary turbo or crankcase ventilation replacement without effect.
Symptoms: Blue smoke from exhaust, oil consumption above 0.5 l/1,000 km, oil sludge under filler cap, possible catalytic converter damage. - !! Turbocharger blowing oil into intake from 100,000 km
The turbocharger pushes oil into the intake tract and intercooler. Often caused by a failed membrane in the valve cover crankcase breather or a worn turbo bearing.
Symptoms: Oil film in intake and intercooler, blue or white smoke on acceleration, fault code P0299, power loss. - !! Water pump failure from 80,000 km
Water pumps fail early, sometimes before 50,000 km. Failure risks overheating and engine damage. Noise or whistling often precedes the fault.
Symptoms: Squealing or whistling from the engine bay, coolant temperature rises abnormally, coolant loss.
+ 1 more engine weaknesses + vehicle weaknesses
Turbocharged Ecotec petrol engine with 132 kW, derived from the Z16LET of the OPC models. Turbocharger and oil consumption are the biggest risk factors — careful inspection of oil level and intake tract for oil traces before purchase is essential. The exhaust manifold tends to crack, which can damage the turbo. Timing chain is unproblematic up to 200,000 km on well-maintained examples. Super Plus fuel recommended.
- !! Turbo bearing leaking — oil in intake from 120,000 km
Turbo shaft bearings wear and allow oil to migrate into the intake or exhaust. Blue smoke and oil residue in charge air pipes are early warning signs.
Symptoms: Blue smoke from exhaust after switch-off or on cold start, oil traces in intake pipes near throttle body, rising oil consumption with no visible external leak. - !! Timing chain stretching from neglect from 130,000 km
The timing chain is prone to premature wear with long oil change intervals and frequent short trips. Cold-start rattling is the typical early warning symptom.
Symptoms: Rattling or ticking from the timing chain area on cold start, noise subsides after warm-up, engine management light at advanced wear. - !! Elevated oil consumption due to piston rings from 90,000 km
The A16LET develops elevated oil consumption from approx. 80,000 km due to undersized piston rings. In severe cases 1–2 litres per 1,000 km is not uncommon.
Symptoms: Significant oil consumption of 0.5–2 litres per 1,000 km, blue smoke on acceleration, oil level drops quickly with no visible leaks.
+ 1 more engine weaknesses + vehicle weaknesses
Vehicle Weaknesses
| Weakness | Cost | |
|---|---|---|
| Convertible top worn and splitting The soft top shows chafing at the fold lines with frequent use, leading to splits. Cable breaks disrupt the roof control. Symptoms: Chafing on the fabric, splits, roof does not open/close fully. from 80,000 km | High | |
| Rear window detaches from hood The rear window detaches from the fabric at the lower left corner. Full hood replacement costs around €3,000. Symptoms: Rear window wobbles, draught from behind, water ingress. | High | |
| Water drain blocked — wet footwell The roof area water drains on the Cascada become blocked with leaves and debris. Water backs up and enters the rear footwell, which can cause moisture damage to the carpet and electronics. Symptoms: Wet rear footmat, water smell inside, moisture marks on the carpet from 60,000 km | Low |
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All Opel models Known Problems and Issues +
A total of 25 weaknesses have been documented for the Opel Cascada Cascada (2013–2019) — 13 engine-related and 12 vehicle-related. Typical issues affect Body, Gearbox, Electronics, Suspension.
Cascada (A20DTH, 2013–2019) — Be Careful: Oil suction pipe seal hardened, Critical timing belt interval, EGR valve and intake manifold carboned up. Power: 165–170 PS.
Cascada (A14NET, 2013–2019) — Be Careful: Piston ring land fractures and high oil consumption, Turbocharger blowing oil into intake, Water pump failure. Power: 120 PS.
Cascada (A14NET, 2013–2019) — Be Careful: Piston ring land fractures and high oil consumption, Turbocharger blowing oil into intake, Water pump failure. Power: 140 PS.
Cascada (A16LET, 2013–2019) — Be Careful: Turbo bearing leaking — oil in intake, Timing chain stretching from neglect, Elevated oil consumption due to piston rings. Power: 200 PS.
What to watch out for with the Opel Cascada? See the detailed listing of all engine and vehicle weaknesses in the sections above.
Frequently Asked Questions
What problems and weaknesses does the Opel Cascada Cascada have? +
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Last updated: February 2026 · All information without guarantee