This is a Technical Journal: Intermittent knocking noise during acceleration. If the sound corresponds to attached sound file, change front drive shafts to the below part numbers.
full bulletin at NHTSA ↗2025 Volvo EX90 powertrain problems
severe Owners of the 2025 Volvo EX90 have filed 10 NHTSA complaints about the powertrain at roughly $2,500 to repair (U.S. federal records, as of November 2026). Source: NHTSA Office of Defects Investigation. See powertrain across all vehicles →
Complaints
10
Recalls
0
Avg fix
$2,500
1crash
What stands out
Owners are still filing on this — the most recent NHTSA powertrain complaint for this vehicle was logged 28 days ago.
Is there a fix? Manufacturer service bulletins
The manufacturer has issued service bulletins covering powertrain on this vehicle — documented repair instructions, service campaigns, or warranty extensions sent to dealers. A TSB isn't a recall (it's not a free safety remedy), but it's the manufacturer acknowledging the issue and how to fix it.
This is a Technical Journal, Text and mp3 - Listen to the attached sound file, TJ-37140_1.mp, as an example of this noise. (The noise is heard at 5 and 26 seconds in the recording)Rumbling Noise From ERAD / TVDC. Please follow the advice under "Service"
full bulletin at NHTSA ↗This is a TJ Text only no attachments - The breakpoint for the latest (third) GHCA hardware generation is serial number S00053758, which represents the first and lowest number of the third generation. The serial number can be found on the hardware, where "S000xxxxx" is printed on the type label. For replaced GHCAs with serial numbers before S00053758, a Vehicle Report is not required for Warranty Claim acceptance if VIDA fault tracing clearly indicates that the GHCA must be replaced. For replaced GHCAs with serial numbers after S00053758, please create a Support Not Needed Vehicle Report. See the Vehicle Report section below for more information.
full bulletin at NHTSA ↗This is a Technical Journal, Text and mp3 - Listen to the attached sound file, TJ-37140_1.mp, as an example of this noise. (The noise is heard at 5 and 26 seconds in the recording)Rumbling Noise From ERAD / TVDC. Please follow the advice under "Service"
full bulletin at NHTSA ↗This is a Technical Journal: Rumbling Noise From ERAD / TVDC. Perform an oil change in the TVDC according to VIDA instructions.
full bulletin at NHTSA ↗Source: NHTSA manufacturer communications. Bring the bulletin number to your dealer or shop.
What owners are reporting 5 most recent
My car is a Volvo EX90 and it is totally electric. Twice in the past 6 weeks the car has died, once I was driving and an electric and brake warning came on and told me to stop the car. I pulled over immediately and the car never worked again-- it would not turn on and it has been "bricked" for the past 21 days. I was in the middle of a 4 lane street which is very dangerous, luckily there was an…
Car accelerates and lurches forward on its own sometimes.
1. The passenger side daytime fog light occasionally fails to operate, which could be a safety concern in certain driving conditions. 2. The one-pedal drive feature automatically switches off, even though it is saved in my profile. This may present a hazard if I accelerate as if one-pedal drive is still active. 3. The blind spot warning system does not provide an audible alert, and it sometimes…
My 2026 Volvo EX90, with approximately 3,000 miles, experienced a complete vehicle failure while being used as our family vehicle in Phoenix, Arizona. While my nanny was driving my two young children, including my [XXX], the air conditioning stopped functioning during approximately 110–115°F outside temperatures. After she parked, the vehicle’s displays went dark and the vehicle became…
I have documented 42 issues with this vehicle over the past 9 months of ownership, supported by multiple videos. These issues range from minor annoyances to serious safety concerns. The most alarming incidents include: a) Sudden disengagement of the powertrain b) Stability control system disabling unexpectedly c) Malfunctioning airbags d) Faulty or inoperative lighting systems e) Malfunctioning…
Had powertrain trouble with your 2025 Volvo EX90?
File a complaint with NHTSA → It's free, official, and how every report above got here — owner filings are the federal safety record this page is built on.
Common questions
How serious is the powertrain problem on the 2025 Volvo EX90?
It's a meaningful issue. 10 complaints have been filed and the failure mode causes operational problems for owners. Repairs average $2,500.
At what mileage does the powertrain typically fail?
Mileage data is limited for this issue. Owners report failures across a wide range, suggesting cause is more about driving conditions and maintenance than mileage alone.
What does it cost to fix?
Independent shops typically charge around $2,500 for powertrain repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to powertrain?
No active recalls currently cover powertrain issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.
Related
Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database. Verify the raw federal record at
nhtsa.gov/vehicle/2025/Volvo/EX90.
Severity ratings are derived from reported crashes, fires, injuries, and fatalities. Repair cost estimates are
independent-shop national averages and may differ in your area. Some links on this page are affiliate links.