2018 Volvo S90 Reliability ReportCommon Problems, Repair Costs & Expert Verdict
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Quick Facts · 2018 Volvo S90
- Has 2 NHTSA recalls on record — the most notable involves the seats.
- Scores 7 points below the strongest nearby year — the 2019 Volvo S90 earns a 85.
- The system most likely to surface first: electrical & infotainment (sensus) (moderate severity).
The 2018 Volvo S90 at a glance
- Is the 2018 Volvo S90 reliable?
- Autojunket rates the 2018 Volvo S90 78/100 (grade C+), categorized as moderate risk. A sophisticated luxury sedan that's a joy to own, but be prepared for the financial realities of maintaining its advanced engineering.
- Should I buy a used 2018 Volvo S90?
- Autojunket recommends reading the full reliability report before buying a 2018 Volvo S90. The 2018 Volvo S90 is a beautifully crafted and safe luxury sedan that delivers a premium ownership experience. However, its complex powertrains and sophisticated electronics demand a dedicated maintenance regimen and a budget for potential high-cost repairs. It's an excellent choice if you understand and accept the…
- Which Volvo S90 years are the most reliable?
- Best model years to buy: 2020-2023 (later software refinements, some TSBs addressed). Years to avoid: None explicitly, but early models (2017-2018) had more initial software bugs..
- What are the most common problems with the 2018 Volvo S90?
- The top failure points on the 2018 Volvo S90 are Electrical & Infotainment (Sensus) (typically around 30,000-70,000 miles), T6/T8 Powertrain Complexity (typically around 60,000-100,000 miles), Air Suspension System (if equipped) (typically around 80,000-120,000 miles). Autojunket's full report includes repair-cost ranges and inspection checklists for each.
- At what mileage do problems start on the 2018 Volvo S90?
- The first major mileage danger zone for the 2018 Volvo S90 is around 30,000. Low Risk Zone — At this mileage, the car is still relatively new. Focus on ensuring all factory software updates and any minor warranty items have been addressed. You might experience initial infotainment quirks.
Every answer is generated from real repair, recall, and ownership data — full breakdown in the report.
Read the full free reportShould You Buy the 2018 Volvo S90?
The 2018 Volvo S90 offers an impressive blend of safety, luxury, and style, making it an attractive used executive sedan. While fundamentally well-built, its complex powertrains and sophisticated electronics can lead to expensive repair bills if not diligently maintained, pushing it into a 'proceed with caution' category for the budget-conscious buyer.
The 2018 Volvo S90 is a beautifully crafted and safe luxury sedan that delivers a premium ownership experience. However, its complex powertrains and sophisticated electronics demand a dedicated maintenance regimen and a budget for potential high-cost repairs. It's an excellent choice if you understand and accept the…
Best Model Years
2020-2023 (later software refinements, some TSBs addressed)
Years to Avoid
None explicitly, but early models (2017-2018) had more initial software bugs.
Biggest Strengths
- Exceptional safety features and crashworthiness
- High-quality interior materials and comfort
- Robust core mechanicals (chassis, body integrity)
Top Risk Areas
The systems that tend to fail first on the 2018 Volvo S90, with the typical mileage window when each becomes a concern. Detailed repair-cost ranges and exact what-to-check inspection notes are in the full report.
Software glitches, frozen screens, unresponsive touch interfaces, and sensor failures are common. While often resolvable with software updates or resets, underlying hardware issues can occur, leading to costly diagnostic and replacement…
The supercharged and turbocharged 2.0L engines, especially with the hybrid T8 system, have more components to fail. Issues can range from PCV valve problems, supercharger clutch failures, or specific hybrid system sensor faults. Repairs…
Models equipped with the optional rear air suspension are susceptible to leaks in air springs, compressor failures, or height sensor malfunctions. This can lead to uneven ride height, a harsh ride, or complete system failure, with replac…
2018 Volvo S90 Mileage Danger Zones
The mileage windows when the 2018 Volvo S90 most commonly needs attention. Plan ahead, budget accordingly, and inspect before you cross each threshold.
Low Risk Zone
At this mileage, the car is still relatively new. Focus on ensuring all factory software updates and any minor warranty items have been addressed. You might experience initial infotainment quirks.
Maintenance Zone
This mileage often aligns with major service intervals, including spark plugs and potentially transmission fluid for proactive owners. Keep an eye on PCV system health and early signs of supercharger wear on T6/T8 engines.
Elevated Risk Zone
Wear items start to accumulate here. If equipped, the air suspension system becomes a significant concern. Electrical gremlins can become more persistent, and engine accessory components may need attention.
High Risk Zone
Beyond this point, major component failures become a real possibility. Transmission longevity, more extensive engine repairs (gaskets, turbos, supercharger), and significant electrical diagnostics are potential high-cost issues.
2018 Volvo S90 Ownership Cost Outlook
What it typically costs to keep the 2018 Volvo S90 on the road. Full 5-year cost-of-ownership projection and major-failure-risk forecast are in the report.
Annual Maintenance
$600-900
Moderate Repairs
$800-2,500 occasionally
How Long Does the 2018 Volvo S90 Last?
For best long-term reliability and lowest stress, target models with under 60,000 miles that have a complete service history. Be wary of vehicles approaching or exceeding 90,000 miles without clear evidence of proactive maintenance or recent expensive repairs, particularly if they have air suspension.
What 2018 Volvo S90 Owners Actually Say
What Owners Love
- Exceptional long-distance cruising comfort and quiet cabin.
- Stunning interior design with high-quality materials and intuitive controls.
- Class-leading safety features provide peace of mind for families.
- Distinctive, elegant exterior styling that stands out from the crowd.
Common Frustrations
- Sensus infotainment system can be slow, laggy, or glitchy at times.
- Fuel economy for T6 models is often disappointing given its 4-cylinder nature.
- Road noise can be pronounced on certain tire setups or rougher roads.
- Expensive parts and specialized labor make routine service and repairs costly.
Who Should Buy the 2018 Volvo S90?
Best For
- Individuals prioritizing safety and luxurious interior comfort.
- Buyers seeking a distinctive luxury sedan that avoids common German marques.
- Drivers who appreciate advanced technology and driver-assistance features.
Not Ideal For
- Budget-conscious buyers seeking minimal repair expenses.
- Those who prefer simple, naturally aspirated powertrains.
How the 2018 Volvo S90 Compares to Rivals
The S90 offers a distinct Swedish luxury experience that outshines some competitors in design and safety, but its advanced powertrain and electrical systems place it on par with German rivals for potential repair expenses, rather than the bulletproof reliability of Japanese lu…
More Reliable Than
- 2018 BMW 5-Series (older generations had more significant reliability woes)
- 2018 Mercedes-Benz E-Class (potentially higher overall repair costs)
- 2018 Infiniti Q70 (less advanced tech, but generally good reliability)
Comparable To
- 2018 Audi A6 (similar tech complexity, shared electrical nuances)
- 2018 Genesis G80 (strong value, good reliability but newer brand)
- 2018 Cadillac CT6 (luxury, advanced tech, some similar electrical quirks)
NHTSA Recalls
2 recalls on record from NHTSA. Check your VIN atnhtsa.gov to see if the repair was performed.
SEATS
Volvo Car USA LLC (Volvo) is recalling certain 2018-2019 XC60 and S90 vehicles. The driver and passenger front seat rail rear flange nuts may not have been installed during assembly.
ELECTRICAL SYSTEM:SOFTWARE
Volvo Car USA LLC (Volvo) is recalling certain 2017-2019 Volvo XC90, S90, V60, V60 Cross Country, V90, XC40, XC60, and V90 Cross Country vehicles. The software installed in the Vehicle Connectivity Module (VCM) may have an error causing the Telematics and Driver Support Systems to function improperly. As a result, the GPS will not provide location information to emergency personnel in the event of an emergency.
What breaks on the 2018 Volvo S90?
Full reliability breakdown — engine, transmission, rust, electrical. With repair costs and mileage danger zones.
Autojunket OSC · OSC Transfer
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Volvo S90 by Year
Compare AutoScores across nearby years of the Volvo S90. Click any year for its full report.
If You're Considering This, Also Look At
Similar class, similar year range — ranked by AutoScore.
Relevant Products for Your 2018 Volvo S90
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Where the 2018 Volvo S90 report beats Carfax + CR
Carfax tells you if it crashed. Consumer Reports rates the whole nameplate. Autojunket tells you what will actually break on this specific year — and how to negotiate it.
Year-specific reliability score
Common problems + repair costs
Mileage danger zone map
AI negotiation script + walk-away price
Single report price
Frequently Asked Questions
Sell your 2018 Volvo S90 for what it's actually worth.
Log every service on your Volvo S90. When it's time to sell, hand the buyer a signed PDF — every receipt, mileage-verified, close the deal at your price.
- OSC Transfer PDF — every receipt
- Snap-a-receipt AI log
- Fuel & mileage tracker
- Shareable buyer view link
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