There are 2 stored owner reports matching the powertrain & transmission leading-label group for the 2016 Volvo XC90 in our NHTSA-sourced dataset. These are unverified consumer reports and may not reflect confirmed defects.
This group counts stored reports whose component label starts with one of this site's matching prefixes, ignoring case. Each matching report counts once within the group. Components mentioned later in the label or only in the narrative are not searched. How component counts work
Loaded 2 of 2 matching reports.
Open the full vehicle complaint log (all categories)Known supercharger leak on 2016 Volvo XC90 at 60,000 miles. Numerous reports of the same failure. Dealer and Volvo declined goodwill repair. Potential safety/fire issue if oil leakage worsens
The vehicle exhibits excessive oil consumption due to defective oil control rings, as highlighted by Quality Bulletin P10186. Additionally, the sunroof leaks, as noted in Technical Journal 31272 and TJ 35503.3.0, and there are further issues with the windshield wiper/turn signal system, the parking brake system, and the steering wheel module. Yes, the vehicle is available for inspection upon request. The excessive oil consumption and related engine issues can lead to engine damage and potential failure while driving, posing a serious safety risk. The sunroof leakage could impair visibility and cause electrical failures. The persistent dashboard warning messages and system malfunctions further distract and endanger the driver and others on the road. Yes, the problem has been reproduced and confirmed by various dealers and independent service centers, as indicated by numerous customer cases, court rulings, and a class-action lawsuit. Yes, the vehicle has been inspected by the manufacturer and documented in various technical journals and bulletins. There is no specific mention of inspection by police or insurance representatives. Yes, there were several warning lamps and messages, including the low oil light, Check Engine light, and messages related to the parking brake and windshield wiper/turn signal system. Symptoms such as slow acceleration, loss of power, higher tailpipe emissions, and a foul odor from the exhaust were also observed. These issues appeared shortly after acquiring the vehicle and persisted despite multiple repair attempts. The incident is primarily caused by engineering flaws and faulty materials, particularly the defective oil control rings leading to excessive oil consumption. Despite engine replacements, the problem persisted, indicating a fundamental design flaw. The sunroof leakage and other system malfunctions further suggest widespread safety and durability issues in the vehicle, rendering it unsafe to operate.
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
NHTSA source checks for this vehicle year
Checks are recorded separately for each dataset, not for the whole page. Dates use UTC. A missing check date does not mean no records exist.
Vehicle import recorded: Apr 28, 2026. This is the stored import date, not confirmation that every source was successfully refreshed.