Table 1 shows four common power train related problems of the 2009 Kia Motor Optima. The number one most common problem is related to the power train (26 problems). The second most common problem is related to the automatic transmission (four problems).
| Problem Category | Number of Problems |
|---|---|
| Power Train problems | |
| Automatic Transmission problems | |
| Vehicle Shudder problems | |
| Automatic Transmission Control Module problems |
While driving the car when cold the car downshifts hard into first at about 20 mph. Almost at sometimes feeling like I have been hit from the back. My neck has started hurting from whiplash. This is a very horrible problem that needs to be fixed. Read details...
When driving car is ok, but when you slow down to around 20 mph the car jerks , but after car I driven for around 10-15 miles it doesn't do it. Read details...
The vehicle had three expensive problems in rapid succession. The first was the transmission which started a severely hard downshift on braking from about 25 mph. The whole car shuddered and felt as if we slammed on the brakes for a second. Read details...