NHTSA lists 1 safety recall and 49 owner complaints for the 2008 Kia Rio. Most complaints involve air bags (30) and vehicle speed control (4). The EPA rates it 29 mpg combined.
KIA IS RECALLING CERTAIN MODEL YEAR 2006-2008 RIO VEHICLES, MANUFACTURED FROM FEBRUARY 20, 2005, THROUGH DECEMBER 9, 2007. THE FRONT PASSENGER SEAT OCCUPANT SENSOR MAT CAN EXPERIENCE FATIGUE CRACKING. IF SUFFICIENT CRACKING OCCURS, THE OCCUPANT CLASSIFICATION SYSTEM (OCS) WILL CEASE TO FUNCTION SUCH THAT THE SYSTEM WILL NOT BE ABLE TO DETECT WHETHER A CHILD PASSENGER IS IN THE SEAT AND THE AIRBAG WILL DEPLOY DURING A CRASH NECESSITATING DEPLOYMENT.
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.
Complaints for each Rio model year we’ve synced.
| Model year | NHTSA complaints |
|---|---|
| 2001 | 224 |
| 2002 | 152 |
| 2003 | 84 |
| 2004 | 50 |
| 2005 | 37 |
| 2006 | 74 |
| 2007 | 46 |
| 2008 | 49 |
| 2009 | 41 |
| 2010 | 26 |
| 2011 | 24 |
| 2012 | 54 |
| 2013 | 153 |
| 2014 | 52 |
| 2015 | 52 |
| 2016 | 80 |
| 2017 | 31 |
| 2018 | 28 |
| 2019 | 22 |
| 2020 | 27 |
| 2021 | 15 |
| 2022 | 12 |
| 2023 | 12 |
“FOLLOWING A TIRE BLOWOUT THE VEHICLE WENT INTO THEN OUT OF A DITCH. THE VEHICLE WAS TRAVELING AT APPROXIMATELY 45-50MPH. THERE WAS SIGNIFICANT FRONT END DAMAGE. THE DRIVER WAS WEARING A SEAT BELT. THE AIR BAG DID NOT DEPLOY NOR DID THE SEAT BELT RESTRAINT OPERATE.”
“TAKATA RECALL. THE COMPUTER THAT TELLS THE TRANSMISSION TO SWITCH GEARS IS STUCK AND DOASNT WORK. MY CAR WILL ONLY STAY IN 3RD GEAR AND REVERSE. IT HAS NO POWER AND GOES IN LIMP MODE. I HAVE 3 SMALL KIDS AND IT IS VERY DANGEROUS FOR ME TO DRIVE WITH IT LIKE THIS SINCE THE DAY I BOUGHT IT. PLZ HELP ME.”
“TL* THE CONTACT OWNS A 2008 KIA RIO. WHILE DRIVING VARIOUS SPEEDS, THE ENGINE AND CLUTCH CEASED WITHOUT WARNING. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHO PROVIDED A COST ESTIMATE FOR THE REPAIRS. THE CONTACT REACHED OUT TO THE MANUFACTURER TO FIND OUT WHAT TYPE OF CLUTCH WAS NEEDED TO REPAIR THE VEHICLE. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE DEALER WAS NOT CONTACTED. THE FAILURE MILEAGE WAS 103,000. THE VIN WAS UNKNOWN.”
Towing, payload and dimensions aren’t in the EPA or NHTSA data, so we don’t list them.
| Version | City | Hwy | Comb. | Fuel / yr | CO₂ g/mi |
|---|---|---|---|---|---|
| Rio Auto 4-spd, 4 cyl, 1.6 L · Front-Wheel Drive | 25 | 35 | 29 | $2,050 | 306 |
| Rio Man 5-spd, 4 cyl, 1.6 L · Front-Wheel Drive | 27 | 32 | 29 | $2,050 | 306 |
| Item | Miles | Time | Note |
|---|---|---|---|
| Engine oil & filter | 5,000–10,000 mi | 6–12 months | Follow the oil-life monitor if fitted |
| Tire rotation | 5,000–7,500 mi | Every oil change | Check pressure monthly |
| Engine air filter | 15,000–30,000 mi | 1–2 years | Sooner in dusty areas |
| Cabin air filter | 15,000–25,000 mi | 1–2 years | |
| Brake fluid | — | 2–3 years | Absorbs moisture over time |
| Coolant | 60,000–100,000 mi | 5–10 years | Long-life coolants last longer |
| Spark plugs | 60,000–100,000 mi | — | Iridium/platinum plugs at the long end |
| 12V battery | — | 3–5 years | Heat shortens battery life |
1 safety recall as of Nov 12, 2026, according to NHTSA. Recall repairs are free at a dealer. Check your VIN to see whether your car is included and whether the repair was done.
Owners filed 49 complaints with NHTSA. The most-cited components are air bags (30), vehicle speed control (4), engine (3). Complaints are unverified owner reports and aren't adjusted for how many cars were sold.
The EPA rates the 2008 Kia Rio at 29 mpg combined, depending on engine and drivetrain (2 versions rated).