Own a Volvo EX90 in the Phoenix area? EZ Swap LLC repairs and maintains the Volvo EX90 for model years 2025 to 2027. Our shop at 9050 N 9th St handles everything from routine service to diagnostics and major repairs.
To help EX90 owners know what to watch for, we reviewed public records from the National Highway Traffic Safety Administration (NHTSA). For these model years NHTSA has 81 owner complaints on file for the EX90 and 3 safety recall campaigns. The most-reported problem areas are electrical system (43), fuel/propulsion system (16), power train (12).
Most-Reported Volvo EX90 Problems
These problem areas come up most often in NHTSA owner complaints for the EX90 (all model years combined). Complaint counts reflect reports filed, not the share of vehicles affected, so popular and older models naturally have more.
| Problem area (NHTSA component) | Complaints | Share | |
|---|---|---|---|
| Electrical System | 43 | 53% | |
| Fuel/Propulsion System | 16 | 19% | |
| Power Train | 12 | 14% | |
| Forward Collision Avoidance | 9 | 11% | |
| Vehicle Speed Control | 9 | 11% | |
| Lane Departure | 9 | 11% | |
| Service Brakes | 8 | 9% | |
| Engine | 5 | 6% |
Electrical System
43 of the 81 complaints (53%) mention the electrical system. Electrical problems are made worse by desert heat, which ages batteries, cables and connectors. We test the battery, starter and charging system and trace faults to the actual part. See our battery replacement and starter & alternator repair pages.
Fuel/Propulsion System
16 of the 81 complaints (19%) mention the fuel system. Fuel system problems can cause stalling, hard starts and poor mileage. We test fuel delivery and related sensors to find the real cause. See our no-start diagnostics and check engine light diagnostics pages.
Power Train
12 of the 81 complaints (14%) mention the powertrain. Powertrain complaints can range from rough shifting to loss of drive. We road test, scan for stored codes and inspect fluids before recommending any repair. See our auto repair page.
Volvo EX90 Complaints by Model Year
The EX90 model years with the most NHTSA complaints on file are 2025, 2026. Older model years have had more time to collect reports, so use this table as a guide for what to inspect, not as a verdict on any one vehicle.
| Model year | Complaints on file | |
|---|---|---|
| 2025 | 74 | |
| 2026 | 7 |
Volvo EX90 Check Engine Codes
NHTSA owner complaints rarely cite specific trouble codes for the EX90, so we do not have a model-specific ranking to show. These are the check engine codes we see most often on vehicles in Phoenix heat, and any of them can show up on a Volvo.
| Code | What it means |
|---|---|
| P0420 | Catalyst efficiency below threshold (bank 1) Often a worn catalytic converter, but failing oxygen sensors or exhaust leaks can set it too. Can cause an emissions test failure. |
| P0300 | Random or multiple cylinder misfire Worn spark plugs, failing ignition coils, fuel or vacuum problems. Do not ignore a flashing check engine light. |
| P0171 | System too lean (bank 1) Often a vacuum leak, dirty MAF sensor, weak fuel delivery or a failing oxygen sensor. |
| P0455 | EVAP system large leak Missing or loose gas cap, or a disconnected or cracked vapor hose. |
| P0128 | Coolant temperature below thermostat regulating temperature Usually a thermostat stuck open. Fix it to restore efficiency and cabin heat. |
| P0442 | EVAP system small leak Loose or worn gas cap, cracked hose or purge or vent valve. |
| P0301 | Cylinder 1 misfire Commonly a bad spark plug or ignition coil on that cylinder. |
| P0401 | EGR flow insufficient Clogged EGR passages or a stuck EGR valve. |
Got a check engine light on your EX90? A code is a clue, not a diagnosis, so we scan it and test the system before replacing anything. See our check engine light diagnostics.
Volvo EX90 Safety Recalls
NHTSA lists 3 recall campaigns for the EX90 in these model years, most often involving seats, exterior lighting, structure. Recalls are repaired by the manufacturer at no charge to you, but each applies only to certain vehicles. Look up your VIN at nhtsa.gov/recalls.
- 2025 recall, Exterior Lighting (campaign 25V071000): Volvo Car USA, LLC (Volvo) is recalling certain 2025 EX90 vehicles. Due to a software error in the low power controller (LPC), the headlight shutters may close over the high and low beams while driving.
- 2025 recall, Structure (campaign 25V654000): Volvo Car USA, LLC (Volvo) is recalling certain 2025 EX90 vehicles. A spindle nut may detach from the Power Operated Tailgate (POT) drive units, causing the tailgate to suddenly drop.
- 2024 recall, Seats (campaign 24V869000): Volvo Car USA, LLC (Volvo Car) is recalling certain 2025 EX90 vehicles. The bolts for the second-row free-standing seat may not be tightened properly.
Serious Incident Reports
Of the NHTSA complaints on file for the EX90, 2 involved a crash, 1 reported injuries. These numbers are drawn from self-reported complaints and are not verified findings. If your vehicle has an open recall, get it repaired promptly.
Keeping a Volvo EX90 Reliable in Phoenix
Arizona heat is the hardest test a Volvo will face. Batteries, belts, hoses, tires and engine oil all wear faster here, and a EX90 that spends its life in stop-and-go Valley traffic needs maintenance earlier than the owner's manual's normal schedule suggests.
Our recommendation for EX90 owners: follow the severe-service schedule, test the battery before every summer, inspect brakes and tires twice a year, and have any warning light diagnosed instead of ignored. If you are shopping for a used Volvo EX90, a pre-purchase inspection shows what the paperwork does not.
Volvo EX90 Services at EZ Swap LLC
Get the details on our Phoenix Volvo EX90 repair service, or choose a service below.
Battery Replacement
Test, replace and protect against Phoenix heat.
Details →Starter & Alternator Repair
Charging and starting system repair.
Details →No-Start Diagnostics
Find out why it will not start.
Details →Check Engine Light Diagnostics
Scan, test and pinpoint the real cause.
Details →Auto Repair
All makes and models, from domestic trucks to imports.
Details →Oil Change & Maintenance
Oil, filters, fluids, tires and scheduled service.
Details →Volvo EX90 FAQ
What are the most common problems with the Volvo EX90?
Based on NHTSA owner complaints, the most-reported problem areas for the Volvo EX90 are electrical system (43), fuel/propulsion system (16), power train (12). Complaint counts reflect reports filed, not the share of vehicles affected.
Which EX90 model years have the most complaints?
The EX90 model years with the most NHTSA complaints on file are 2025, 2026. Older years have had longer to collect reports, so inspect any specific vehicle before buying.
What check engine codes are common on the Volvo EX90?
NHTSA complaints rarely cite specific codes for the Volvo EX90. On Phoenix vehicles in general, we see P0420, P0300 misfires, P0171 lean conditions and EVAP leaks such as P0455 and P0442 most often. Bring yours in and we will scan and test it.
Does the Volvo EX90 have any safety recalls?
NHTSA lists 3 recall campaigns for the Volvo EX90 across model years 2025 to 2027. Each recall applies only to certain vehicles, so enter your VIN at nhtsa.gov/recalls to see if yours is affected.
Do you repair the Volvo EX90 in Phoenix?
Yes. EZ Swap LLC repairs and maintains Volvo vehicles including the EX90, at 9050 N 9th St in Phoenix. Call or text (602) 246-9063 for an appointment.
Is a pre-purchase inspection worth it for a used Volvo EX90?
Yes. An inspection checks the engine, transmission, brakes, suspension, A/C and electrical system, and scans for stored codes, so you know the real condition before you buy.
How often should I service my Volvo EX90 in Phoenix?
Follow the severe-service schedule in your owner's manual, since heat and stop-and-go driving count as severe use. Test the battery before summer and inspect brakes and tires regularly.
More Volvo Models We Service
Source: public complaint and recall records from the National Highway Traffic Safety Administration (nhtsa.gov). Counts reflect reports filed and do not predict the condition of any individual vehicle.