What are the most common Volvo EX90 problems?
According to Au7o's analysis of 130+ owner reports, the 2026 Volvo EX90 has 6 documented issues. The most frequently reported are: Onboard AC Charging Module (GHCA / Grid to High Voltage Converter A) Failure Causing Repeated Charging Faults, Sudden 'Critical Electrical Fault' With Instrument Cluster Blackout and Loss of Propulsion While Driving, LiDAR Sensor and ADAS Calibration Issues. Of these, 2 are rated critical and should be addressed promptly.
Is the Volvo EX90 reliable?
The 2026 Volvo EX90 has 6 known issues documented across 130+ owner reports. 2 issues are rated critical: Onboard AC Charging Module (GHCA / Grid to High Voltage Converter A) Failure Causing Repeated Charging Faults and Sudden 'Critical Electrical Fault' With Instrument Cluster Blackout and Loss of Propulsion While Driving. Prospective buyers should inspect for these issues and factor potential repair costs into their purchase decision. Regular maintenance following the manufacturer's schedule helps prevent many common problems.
How much does it cost to fix common Volvo EX90 problems?
Repair costs for known Volvo EX90 issues range from $0 to $3,500, depending on the specific problem and whether you choose DIY or professional repair. The most critical issue, Onboard AC Charging Module (GHCA / Grid to High Voltage Converter A) Failure Causing Repeated Charging Faults, typically costs $0-$3,500 to repair. Au7o provides step-by-step DIY maintenance guides that can help reduce repair costs.
What is the 2025-2026 Volvo EX90 Onboard AC Charging Module (GHCA / Grid to High Voltage Converter A) Failure Causing Repeated Charging Faults?
The EX90's Grid to High Voltage Converter A (GHCA) — the onboard unit that rectifies AC from Level 1/Level 2 charging equipment into high-voltage DC for the traction pack — has failed repeatedly on early cars. Owners on the dedicated EX90 owner forum report a session that appears… Repairs typically run $0-$3,500. Severity: high.
What is the 2025-2026 Volvo EX90 Sudden 'Critical Electrical Fault' With Instrument Cluster Blackout and Loss of Propulsion While Driving?
Owners have reported to NHTSA that the EX90 throws a 'Critical Electrical Fault' warning during normal driving, including at highway speed, accompanied by the driver display and center screen going dark. With the cluster blank the driver loses the speedometer, the state-of-charge… Repairs typically run $0-$2,500. Severity: high.
What is the 2024-2026 Volvo EX90 LiDAR Sensor and ADAS Calibration Issues?
The EX90's roof-mounted Luminar LiDAR sensor and associated ADAS sensors require frequent recalibration. Sensor faults cause the advanced driver assistance features to disable unexpectedly. Environmental factors like rain, fog, or road spray can trigger false alerts or system shu… Repairs typically run $0-$800. Severity: medium.
What is the 2025-2026 Volvo EX90 Digital Key and Key Card Fail to Unlock or Start the Vehicle, Leaving Owners Locked Out?
The EX90 relies heavily on phone-based digital key and a key card for entry and start, and early owners report being locked out of or unable to start their car. Failure paths documented by owners include the digital key on an iPhone silently ceasing to be recognized after months… Repairs typically run $0-$400. Severity: medium.
What is the 2025-2026 Volvo EX90 Roof-Mounted 1550 nm Luminar Lidar Permanently Damages Smartphone and External Camera Sensors?
The EX90's roof-mounted Luminar lidar emits a 1550 nm infrared laser. That wavelength is chosen because it is comparatively safe for the human eye, but it is not safe for silicon CMOS and CCD image sensors: pointing a phone or action camera at the lidar module from close range ca… Repairs typically run $0-$0. Severity: medium.
What is the 2025-2026 Volvo EX90 Highway and Cold-Weather Range Falls Well Short of the 310-Mile EPA Rating?
The EX90's EPA combined rating of up to 310 miles is not achievable in the conditions most owners of a three-row SUV actually drive. In an independent steady-state highway test at 75 mph, an EX90 returned roughly 255 miles, and about 247 miles once charging and energy losses were… Repairs typically run $0-$0. Severity: medium.
