Jun 26, 2025Electrical systemLights
Rear light malfunction alert. Intermittent. Seems to happen when humidity is high.
NHTSA ODI 11669600
Home · 2018 Volvo V90 T6 · Complaints
What 2 owners told NHTSA about the 2018 Volvo V90 T6
These are the actual owner complaints behind this car’s reliability verdict, filed with the federal government, unedited. They’re unverified reports, not confirmed defects: read them as leads for your pre-purchase inspection, not a diagnosis.
Newest first · 2 complaints
Dec 24, 2024Lights
A medium rain caused water to enter the rear taillights and short out, causing malfunctions for both sides. The forums and Facebooks are littered with these post. It’s not off but when. It’s a poor design and safety hazard that is costing to repair.
NHTSA ODI 11632304
Working with the data? Download all 2 complaints as CSV · fetched from NHTSA July 21, 2026
How to use these: a complaint is one owner’s report, filed voluntarily and published unverified. Patterns matter more than any single story. If several owners describe the same failure at similar mileage, put that system at the top of your pre-purchase inspection list. Back to the full 2018 Volvo V90 T6 verdict →