Newer cars (2018 and later)
| Model year | AC & Heater complaints | Share of all complaints |
|---|---|---|
| 2023 Honda HR-V | 29 | 4% |
| 2019 Ford Ranger | 14 | 5% |
All model years
Frequently asked questions
Which cars have the most ac & heater problems?
By number of NHTSA owner complaints, the 2002 Jeep Grand Cherokee (246), the 2001 Jeep Grand Cherokee (163) and the 2006 Chevrolet Equinox (161) lead the list. Popular models naturally collect more complaints, so also look at the share of each car's complaints that involve the a/c & heater.
Source: U.S. National Highway Traffic Safety Administration (NHTSA) — owner complaints through October 20, 2026, recalls and defect investigations; fuel economy from the EPA. Complaints are unverified reports and are not proof of a defect. How we rate model years.