2017 Volvo XC90 electrical problems

Filed Oct 30, 2026 · Electrical, Fuel system · CA

My 2017 Volvo XC90 T8 plug-in hybrid developed an electrical fault in the high-voltage hybrid battery on March 11, 2026, at approximately 71,900 miles. The dealer, AutoNation Volvo Cars San Jose, diagnosed a shorted cell in the high-voltage battery pack and determined that a replacement of the entire battery pack was required. The vehicle has been at the dealer since March 16, 2026 under repair order. I have not driven it since. I am reporting this because a high-voltage battery fault in a plug-in hybrid presents a potential safety risk, and because the replacement part has been unavailable from the manufacturer for roughly eight months, which left the vehicle out of service for the entire period. The replacement battery now has an estimated delivery of early November 2026. I opened Volvo Cars USA case on July 14, 2026. No fire, crash, or injury has occurred. I am filing so that the failure, and the parts supply problem, are on record.

Filed Sep 23, 2026 · Electrical, Fuel system · PA

Vehicle has exhibited lagging and stalling while driving in "Pure" (electric-only) mode since approximately April 2026, at approximately 85,000 miles, accompanied by an illuminated check engine light. This has occurred repeatedly at red lights, intersections, stop signs, and in stop-and-go traffic, creating a risk of sudden loss of propulsion in live traffic situations, including at intersections where an unexpected stall could result in a collision. The dealership (Volvo Cars of Fort Washington) has diagnosed this as originating from multiple hybrid drivetrain components over several repair visits: the High Voltage Coolant Heater (replaced per a referenced Volvo Technical Service Bulletin), the Inverter Electric Rear Axle Drive Module (IEM) — diagnostic data showed one internal transistor (phase W) reaching 135°C, a severe outlier compared to the other two phases reading approximately 25°C — the A/C refrigerant shutoff valve, and most recently the Electronic Rear Axle Drive (ERAD) transmission, where diagnostic monitoring showed the ERAD clutch slipping during test drives. Volvo's own internal case management system has classified this case as a "Repeat Repair." Despite multiple repair attempts, the underlying drivability defect (lagging/stalling) has recurred each time, including almost immediately after the vehicle was returned following the initial repair, with minimal intervening use. This pattern indicates a persistent, unresolved defect in the vehicle's hybrid drive system that presents a safety risk due to unpredictable loss of power while driving.

Filed Sep 22, 2026 · Driver assistance, Electrical · IL · 2 injuries

2017 Volvo XC90 manufacturing defect where panoramic sunroof drainage network fails under normal rain, pooling water directly in the floorboard channels over safety module networks and wire harnesses.Water infiltration caused a catastrophic short-circuit of the floorboard-mounted amplifier while driving. This forced the audio system to emit an un-modulated, maximum-volume electronic blast through the cabin, causing severe driver distraction and documented temporary acute acoustic trauma/ear injuries to myself and my young child.Progressive electronic oxidation from ongoing water intrusion has since caused systemic failures of critical safety electronics. This includes spontaneous, unprompted activations of the automated emergency SOS calling network and dangerous operational delays in the backup camera engaging.Dealership service personnel inspected the vehicle and explicitly warned that the water-logged electrical networks are heavily compromised and at imminent risk of a complete blackout while in motion, posing a severe threat of sudden loss of power steering, braking, and propulsion on the highway. Rain is currently actively dripping from the interior ceiling onto passenger cabin components. This platform-wide engineering flaw creates an active fire, electrical, and crash hazard.

Filed Aug 10, 2026 · Electrical · 94,000 miles · TX

The contact owns a 2017 Volvo XC90. The contact stated that while driving at an undisclosed speed, the window power switch was enabled; however, the window switch failed to function as intended. The contact stated that the rear-view camera, the door switch, and the air conditioner failed to function as intended. In addition, the contact became aware of water on the front passenger’s side floorboard. The vehicle was taken to the dealer. The vehicle was not diagnosed or repaired by an independent mechanic or dealer. The contact referenced an unknown recall; however, the VIN was not associated with a recall related to the failure. The manufacturer was not made aware of the failure. The failure mileage was approximately 94,000.

Filed Apr 27, 2026 · Electrical, Engine · OH · fire

To whom it may concern. Our 2017 XC90 unexpectedly, spantaneously, and catastrophically caught fire under the hood and was a total loss 5 minutes after parking it on April 19, 2026. There were no leaks or other signs of mechanical issues. The vehicle had all regular maintenance completed at the Byers Volvo Service Department in Columbus, OH. It had no open recalls. It was always parked overnight in a garage. The Fire Inspector noted a possible vehicle manufacturing defect as the cause of the fire, however the vehicle was too heavily damaged to be definitive. We do have video of the entire incident as the Volvo was parked on Federal Government Property at the time. We are happy to share any and all information if this helps future vehicles to be safer. It should be noted that there is an active recall for the 2016 XC90 for a coolant hose leak that can cause a fire. Given that the 2017 XC90 is of the same design. Upon checking the internet and Reddit, it appears that our situation is not unique and there are other instances and reports of similar fires.

Filed Apr 2, 2026 · Electrical · TN

The rear door on the driver side will not open. The child lock will not deactivate. No accident. I took my son to school and when I returned to open the door for my [XXX] old the door would not open. No warnings. A regular maintenance appeared days later. I do not understand why this is not being recalled based on online research showing the same thing happening with other Volvos. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6)

Filed Mar 20, 2026 · Electrical · CA

The failure involves the instrument cluster (driver information display) on my 2017 Volvo XC90. This component is responsible for displaying speed, warning indicators, and all critical driving information. The failed component remains installed and is available for inspection. The issue began while driving on public roads. The display intermittently showed distorted, “barcode-like” patterns that would appear suddenly, disappear, and then return. The condition progressively worsened over time. The failure is now consistent and reproducible. When starting the vehicle, the cluster may appear normal for a few seconds before becoming severely distorted or completely unreadable. Now it is nonfunctional from the moment of ignition. This creates a significant safety hazard because I cannot view speed, warning lights, gear position, or any system alerts. The initial failures occurred while the vehicle was in motion, which increased the risk at the time of occurrence. The vehicle is not safely operable in this condition. The vehicle has approximately 24,000 miles, has never been in an accident, and has been properly maintained. There were no external factors that could explain the failure. The only prior symptoms were the intermittent display distortions described above. An authorized Volvo retailer inspected the vehicle and diagnosed the instrument cluster as failed, recommending replacement. No repair has been completed. Volvo Car USA declined goodwill assistance despite the extremely low mileage and safety‑critical nature of the failure. I am aware of similar instrument cluster failures reported by other 2016–2017 Volvo XC90 owners, suggesting this may be part of a broader pattern.

Filed Mar 20, 2026 · Electrical, Lights · VA

The vehicle experienced a major electrical system malfunction involving multiple critical components. The issue began with the Volvo On Call system light remaining illuminated continuously, which suggested a possible communication or battery-related fault. Shortly after, additional systems failed, including the turn signal system, windshield wipers, and high beam headlights. These components are currently non-functional and can be made available for inspection upon request. The failure significantly impacted vehicle safety. The loss of turn signals made it impossible to properly indicate lane changes or turns to other drivers, increasing the risk of collisions. The failure of the windshield wipers created a serious hazard in adverse weather conditions, reducing visibility. Additionally, the loss of high beam headlights limited nighttime driving visibility. While daytime running lights and hazard lights remain functional, they are not sufficient substitutes for the failed systems. The problem has been consistent and reproducible. Each time the vehicle is operated, the same warning messages appear, including “Turn Indicator System Malfunction” and “Wiper Failure – Service Required,” and the affected systems do not respond. At this time, the issue has not yet been formally confirmed by a dealer or independent service center, but diagnostics codes (including communication-related fault codes) have been observed. The vehicle has not yet been inspected by the manufacturer, law enforcement, or insurance representatives. However, based on the symptoms, the issue appears to involve a failure in the vehicle’s central electronic or communication control systems. Prior to the complete failure, warning signs were present. The Volvo On Call light remained on persistently, indicating a potential underlying electrical or module communication issue. This warning appeared before the loss of the turn signals, wipers, and high beams, suggesting a progressive system failure.

Filed May 2, 2025 · Electrical · CT

I am reporting multiple critical component failures on my 2017 Volvo XC90, which I believe represent potential design or manufacturing defects related to vehicle safety and reliability. At approximately 93,000 miles, my Volvo XC90 experienced a battery failure, thermostat failure, which did not resolve the vehicle's engine issues. Subsequently, the dealership diagnosed a failed Engine Control Module (ECM), requiring complete replacement at a cost of over $5,000. The ECM is a critical motherboard component responsible for engine control and vehicle safety operations. Its failure risks sudden engine malfunction, stalling, or loss of power while driving, which could cause unsafe conditions. I am concerned that multiple major component failures, especially in a premium brand vehicle under 100,000 miles and less than 10 years old, represent a systemic reliability issue. These failures occurred despite regular maintenance and responsible usage. I respectfully request that the federal safety agency investigate whether similar cases exist for 2016–2018 Volvo XC90 models involving premature ECM or engine cooling, electrical, short circuit system failures. I am available to provide service records and additional documentation as needed.

Filed Mar 3, 2025 · Body, Electrical · 147,000 miles · TN

The contact owns a 2017 Volvo XC90. The contact stated that after a rainstorm, there was water leaking from the rearview mirror, which leaked into the vehicle, causing the electrical system to fail. There was an abnormal sound of water swishing around inside the vehicle. The on-call warning and check engine warning lights were illuminated. The vehicle was taken to the local dealer, where it was diagnosed with a cracked sunroof cassette leak. The vehicle was not repaired. The manufacturer was contacted and opened a case. The failure mileage was approximately 147,000.