2019 Buick Cascada maintenance schedule
The 2019 Cascada is part of the Delta II generation (2016-2019), sold as a convertible. Below: its service intervals with the source behind each one, the fluids it takes, the problems owners report for this year, and the NHTSA recalls issued for it.
Service schedule
What the 2019 Cascada needs, and when
6 of these 11 items come from Buick's own published schedule. Manufacturer rows link to Buick's own schedule, Independent rows to a service shop or parts retailer's published guide.
| Service | Interval | Source |
|---|---|---|
| Engine oil and filter (LWC) OLM dictated; do not exceed | 7,500 mi / 1 year | Manufacturer |
| Engine air filter (LWC) Inspect at 22,500 miles | 45,000 mi / 4 years | Independent |
| Cabin air filter (LWC) Replace more frequently in dusty conditions | 22,500 mi / 2 years | Independent |
| Tire rotation (LWC) Perform with oil change | 7,500 mi / 1 year | Independent |
| Brake fluid (LWC) Fluid exchange | 45,000 mi / 3 years | Manufacturer |
| Engine coolant (LWC) Dex-Cool specific | 150,000 mi / 5 years | Manufacturer |
| Transmission fluid (LWC) Severe duty interval | 45,000 mi | Manufacturer |
| Spark plugs (LWC) Replace boots simultaneously | 97,500 mi | Manufacturer |
| Serpentine belt (LWC) Inspect starting at 45,000 miles | 150,000 mi / 10 years | Manufacturer |
| PCV valve (LWC) | Inspect, replace as needed | Independent |
| 12V battery (LWC) Test annually | Inspect, replace as needed | Independent |
Intervals are for normal driving; towing, short trips, extreme heat or dust shorten them.
Fluids and engines
What goes in it
- Engine oil
- dexos1 Gen 3, 4.8 qt
- Coolant
- Dex-Cool (Orange)
- Transmission fluid
- Dexron VI
Powertrains in this generation
- 1.6L 4-cyl (LWC), 200 hp, 6-speed automatic, FWD
Confirm the exact spec against the owner's manual or the label under the hood; capacities vary by engine and drivetrain.
Known problems
What 2019 Cascada owners run into
Problems reported for this model year, with the mileage they tend to show up at. Buying past a window is not automatically a pass - it just needs to be priced in.
Water pump failure
high severity60,000-100,000 mi · $354-$422 to fix
Overheating (240-250F), coolant loss
Source: au7o.io
Suspension strut wear
medium severity70,000-110,000 mi · $803-$940 to fix
Clunking, poor handling
Source: repairpal.com
Throttle body failure
medium severity50,000-90,000 mi · $241-$269 to fix
Rough idle, stalling
Source: repairpal.com
Safety recalls
No NHTSA recalls matched the 2019 Buick Cascada
From NHTSA's recall database, matched by model and year. Recall repairs are free at Buick dealers, and a given car may already be fixed or fall outside a campaign, so check the VIN at nhtsa.gov/recalls before you buy.
Running costs
What maintenance typically costs
- A typical year of maintenance
- $798
Typical US independent-shop estimates for this generation; they vary by region and condition.
Other Cascada model years
Shopping new? The Buick Cascada guide covers the current model, with what it costs to keep for 1 to 15 years.
Sources
- buick.com (Manufacturer)
- buick.com (Manufacturer)
- cdn.dealereprocess.org (Independent)
- kbb.com (Independent)
- repairpal.com (Independent)
- repairpal.com (Independent)
- au7o.io (Unverified)
Researched 2026-09-18. Modeling, not mechanic advice - always confirm against your car's owner's manual and service records.
Running a Cascada for income?
Carlyle scores the exact listing on cost per remaining mile and projected Turo income, so you know what a 2019 Cascada earns before you buy it.
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