3rd Gen
Buick LaCrosse (2017–2019)
Maintenance Schedule
7 recurring services keep the 2017–2019 Buick LaCrosse healthy, starting with oil changes every 7,500 miles. Budget roughly $1,400–2,300 in routine maintenance over 100,000 miles at typical U.S. shop prices.
Applies to model years 2017, 2018, 2019
Full schedule
Intervals follow the factory maintenance schedule for the 2017-2019 Buick LaCrosse. Cost ranges are typical U.S. shop prices.
| Service | Interval | Est. cost | Notes |
|---|---|---|---|
| Oil Change | Every 7,500 mi or 12 mo | $45–70 | Engine oil and filter replacement |
| Air Filter | Every 22,500 mi or 12 mo | $30–50 | Engine air filter replacement |
| Cabin Filter | Every 22,500 mi or 12 mo | $25–45 | Cabin air filter replacement |
| Transmission Service | Every 45,000 mi or 4 yr | $170–260 | Transmission fluid and filter change |
| Brake Fluid | Every 45,000 mi or 2 yr | $85–130 | Brake fluid flush and replacement |
| Spark Plugs | Every 97,500 mi or 6 yr | $120–200 | Spark plug replacement |
| Coolant Service | Every 150,000 mi or 5 yr | $110–180 | Coolant flush and replacement |
Common questions
How often should I change the oil on a 2017–2019 Buick LaCrosse?
Every 7,500 miles or 12 months, whichever comes first. A typical U.S. shop charges $45–70. Engine oil and filter replacement.
How much does it cost to maintain a Buick LaCrosse (2017–2019)?
Routine maintenance on the 2017–2019 Buick LaCrosse runs roughly $1,400–2,300 over 100,000 miles at typical U.S. shop prices, spread across 7 recurring services. Independent shops usually land near the low end; dealers near the high end.
What is the most expensive scheduled service on this LaCrosse?
Transmission Service at $170–260, due every 45,000 miles. Transmission fluid and filter change.
Cost ranges are typical U.S. independent-shop and dealer estimates; your local prices vary. Severe driving (towing, short trips, extreme heat or cold) shortens many intervals. Information here is general reference only and may be estimated or AI-assisted. It is not professional advice. Verify with a qualified professional before acting, and use it at your own risk. See our Terms & Disclaimer.