Lexus narrowly beat out Mercedes to take the top spot in ACSI’s study.
The California New Car Dealers Association says the program also violates consumer protection legislation.
The PHEV premium compact saloon combines a 299 HP petrol four with an 86 HP electric motor and has a 36-mile all-electric range.
If they materialize, they will help the Swedish automaker boost its sales in the globally expanding SUV market.
The XC40, in Inscription grade, is a well-rounded package crying out for a more refined engine.
Volvo also builds the XC60 in Sweden but that plant’s production is exported to the U.S. now.
The Audi A7 was ranked the best vehicle overall, but Ford took home five class wins.
Hyundai has already announced it will use the company’s tech in its future vehicles.
Volvo is recalling models produced between 2014 and 2019, packing a 2.0-liter four-cylinder diesel engine.
Volvo reported record sales in the first half of 2019, but saw its operating profit dropping significantly.
CEO Hakan Samuelsson has also hinted a possible sub-40 range, probably with electric power.
The revised XC40 range is already on sale in the UK with a £28,965 starting price.