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KLUNK

2006 Kia Optima

The Verdict

63 Solid Pick

The 2006 Kia Optima has 155 owner complaints filed with NHTSA. The most reported issues are electrical (67 complaints) and body (53 complaints). With a Klunk Score of 63/100, it earns a "Solid Pick" rating. If you're shopping for a Kia Optima, consider the 2010 model year which has 56% fewer complaints.

Safe Bet

The 2010 has 56% fewer complaints

View the 2010 Kia Optima dashboard →

63

Klunk Score: Solid Pick

Fewer complaints than most vehicles. Generally dependable, but check the top problems below.

How is this calculated?

The Klunk Score ranks this vehicle year against all others in our database based on total owner complaints filed with NHTSA. 100 = fewest complaints (top tier), 0 = most complained-about. Scores above 60 are better than average; below 40 means more problems than most.

Recalls 2

Active safety recalls from NHTSA for this vehicle year.

12V014000 AIR BAGS:FRONTAL

KIA MOTORS AMERICA, INC. (KIA) IS RECALLING CERTAIN MODEL YEAR 2006-2008 KIA OPTIMA VEHICLES MANUFACTURED FROM SEPTEMBER 29, 2005, THROUGH JANUARY 29, 2008, AND MODEL YEAR 2007 AND 2008 KIA RONDO V...

Risk

IF THE CLOCK SPRING DEVELOPS HIGH RESISTANCE, IN THE EVENT OF A CRASH, THE DRIVERS AIR BAG WILL NOT DEPLOY AND WILL NOT BE ABLE TO PROPERLY PROTECT THE DRIVER, INCREASING THE RISK OF INJURIES.

Remedy

KIA WILL NOTIFY OWNERS, AND DEALERS WILL REPLACE THE VEHICLE'S AIR BAG CLOCK SPRING CONTACT ASSEMBLY, FREE OF CHARGE. THE SAFETY RECALL BEGAN ON JULY 11, 2012. OWNERS MAY CONTACT KIA CUSTOMER ASS...

Reported Apr 10, 2026

11V153000 POWER TRAIN:AUTOMATIC TRANSMISSION:LEVER AND LINKAGE:COLUMN SHIFT

KIA IS RECALLING CERTAIN MODEL YEAR 2006-2008 OPTIMA VEHICLES MANUFACTURED FROM SEPTEMBER 29, 2005, THROUGH JUNE 13, 2007. THERE IS A POSSIBILITY THAT THE SHIFT CABLE MAY HAVE BEEN INSTALLED INCOR...

Risk

IF THE DRIVER LEAVES THE VEHICLE WITHOUT ENGAGING THE PARKING BRAKE, THERE IS A POSSIBILITY THAT THE VEHICLE CAN ROLL INJURE A PERSON IN ITS PATH OR CAUSE A CRASH.

Remedy

DEALERS WILL INSPECT THE SHIFT CABLE AND REINSTALL IF NECESSARY FREE OF CHARGE. THE SAFETY RECALL BEGAN ON MARCH 23, 2011. OWNER MAY CONTACT KIA AT 1-800-333-4542.

Reported Sep 3, 2011

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Under the Hood

Each number is a complaint. Darker = bigger problem.

YearBodyBrakesElectricalEngineTransmission
200167832279
2002521227154
200373538226
2004125663247
200573250163
2006530672312
2007347922310
2008306642815
20092014371629
2010123241217
20111383712627017
2012280628844334
20134397311770433
201418723413187
2015213487164912
2016149119945036
2017434261718
201829133014610
2019631820926
2020127101016

By Category

Electrical
67
Body
53
Engine
23
Transmission
12

By Severity

1
74
2
76
3
1
4
4

Worst Problems

Complaints

Body 1

The front subframe is dangerously rusted. The same way the other optima were recalled for.

35mo ago
Electrical 2

I HAVE A 2006.5 KIA OPTIMA. I AM EXPERIENCING THE SAME PROBLEM WITH THE BRAKE LIGHT SWITCH STICKING AS OTHER KIAS CURRENTLY UNDER RECALL. MY BRAKE LIGHTS ARE ALWAYS ON. AM I OUT OF LUCK ON THIS ONE?

69mo ago
Body 2

HOOD RELEASED WHILE IN MOTION, FOLDED BACK OVER WINDSHIELD AND ROOF TOP TOTALLY BLINDING DRIVER WHILE IN MOTION. VEHICLE WAS IN MOTION, TRAVELING SOUTH ON NC HWY 16 AT A RATE OF 50 MPH, TWO LANE ROAD. HOOD RELEASED AND FLEW UP, NO KNOWN CAUSE OR EFFECT. HOOD RELEASE AND/OR SAFETY LATCH OBVIOUSLY RELEASED WITHOUT CAUSE OR WARNING.

82mo ago
Electrical 1

CAR WILL NOT ALWAYS START. SOMETIMES I HAVE TO WAIT 24 HOURS AND PICK UP THE CAR WHEREVER I HAD TO LEAVE IT CAUSE IT WOULDN'T START. WHEN TRYING TO START THERE'S A CLICKING SOUND AND ALL PANEL LIGHT START TO FLASH. REPLACED ALTERNATOR AND BATTERY, STILL NOT FIXED. SEEN A LOT OF REVIEWS COMPLAINING ABOUT THE EXACT SOME PROBLEM.

83mo ago
Transmission 2

TL* THE CONTACT OWNS A 2006 KIA OPTIMA. WHILE REVERSING OUT OF THE DRIVEWAY, THE VEHICLE FAILED TO REVERSE AND THE INSTRUMENT PANEL INDICATED THAT THE SHIFTER WAS IN PARK. THE CONTACT STATED THAT THE GEAR SHIFTER WOULD SHIFT OUT OF PARK INTO REVERSE. THERE WERE NO WARNING INDICATORS ILLUMINATED. THE CONTACT CALLED KIA OF LYNCHBURG (3400 OLD FOREST RD, LYNCHBURG, VA 24501, (434) 847-3292) AND WAS INFORMED THAT THE TRANSMISSION COULD BE THE CAUSE OF THE FAILURE. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE CONTACT CALLED THE MANUFACTURER AND WAS INFORMED THAT THE VEHICLE WAS NOT INCLUDED IN A RECALL. THE APPROXIMATE FAILURE MILEAGE WAS 171,000.

84mo ago
Body 1

OH REAR LOWER SWING ARM SUPPORTING THE SPRING BROKE LETTING THE SPRING COME OUT OF POSITION AND LETTING THE WHEEL TILT AS IF FLAT. THE LOWER ARM HAD RUSTED IN TWO ALLOWING THIS TO HAPPEN.

87mo ago
Engine 2

I HAVE AN 06 OPTIMA (06.5/ MS) 2.4 ENGINE BUT THE PROBLEM IM HAVING JUGING FROM KIA INTERNET FORUMS IS SPREAD ACROS MENEY YEARS AND MODELS IT IS AN INTERMITANT ENGINE STALL IT CAN HAPPEN AT ANY TIME IVE HAD IT HAPPEN AT 65MPH ON INTERSTATE THIS IS FOLLOWED BY A SERIES OF START STALL THEN IT WILL RUN FINE FOR A WHILE IVE HAD A COMPLETE WIRE HARNESS CHECK REACED SEVERAL SENSORS AND OTHER PARTS NOTHING HAS CURED THE PROBLEM IT SHOULD BE RECALLED AND REPAIRED BY KIA BEFORE SOME ONE GETS HURT NOT AFTER.THIS IS A TOTALLY RANDOM HAPPENING

94mo ago
Body 1

INSTRUMENT PANEL IS NOT WORKING NO SPEED NO TEMP NO RPM NO FUEL. CHECKED ALL FUSES.

99mo ago
Body 2

FRONT PASSENGER SIDE DOOR WILL MOT OPEN FROM THE INSIDE OR OUTSIDE CAUSING YOU TO BE LOCKED IN THE VEHICLE. ALSO WHEN YOU TRY TO OPEN THE DOOR FROM INSIDE THE VEHICLE AUTOMATICALLY LOCKS THE CAR. THIS IS A SAFETY HAZARD THAT NEEDS TO BE ADDRESS.

100mo ago
Body 2

DRIVER'S SIDE DOOR WILL NOT OPEN FROM EITHER THE INSIDE OR THE OUTSIDE. THIS IS THE SECOND TIME THAT THIS HAS OCCURRED BUT I WAS ABLE TO FINALLY GET THE DOOR OPEN BEFORE AND DISENGAGED THE ACTUATOR. AS LONG AS NO ONE LOCKED THE DOOR, IT WORKED FINE, HOWEVER; MOTHER RECENTLY HAD WORK DONE ON HER CAR AND WHEN THEY RETURNED IT, THEY LOCKED THE DOOR. I'VE SPENT NUMEROUS HOURS TRYING TO GET THE DOOR OPEN SO THAT I CAN REPLACE THE MECHANISM AND ACTUATOR BUT HAVE BEEN UNSUCCESSFUL. AFTER LOOKING ONLINE, THIS SEEM TO BE AN ONGOING ISSUE WITH KIA, THIS IS A DANGEROUS CONDITION AND NEEDS TO BE LOOKED INTO. NOT SURE HOW LITTLE ELDERLY PEOPLE ARE EXPECTED TO SAFELY GET OUT OF THEIR VEHICLES IN CASE OF AN EMERGENCY. (THIS HAPPENED WHILE STATIONARY ON A FLAT, PAVED ROAD).

100mo ago
Electrical 1

AIR BAG LIGHTS WON'T TURN OFF CONSTANTLY ON ALL THE TIME

101mo ago
Body 4

I PURCHASED MY CAR BRAND NEW FROM THE KIA DEALERSHIP AND IT HAS NEED THE SAME REPAIR ON THE SAME PART 3 TIMES (THE CLUTCH). THE TRANSMISSION IN THE 2006 KIA OPTIMA IS A VEHICLE DEFECT.

102mo ago
Engine 2

2006 KIA OPTIMA. CONSUMER WRITES IN REGARDS TO CLUTCH AND ENGINE LIGHT TURN ON AND OFF. *LD *JS

103mo ago
Body 2

AUTO LOCK ISSUE. AT 118,000 MILES MY AUTO LOCKS STARTED TO AUTOMATICALLY LOCK WHEN I TRIED TO UNLOCKED THEM, ESSENTIALLY TRAPPING ME IN THE VEHICLE. AS SOON AS I CLICK UNLOCK THEY IMMEDIATELY RELOOK. IF THIS ISN'T A SAFETY ISSUE IN NEED OF A RECALL I DON'T KNOW WHAT IS. I'VE LOOKED INTO THE PROBLEM ON OTHER FORUMS AND IT SEEMS QUITE COMMON. YIKES! PLEASE GET THIS RECALL DONE!

104mo ago
Engine 2

"FIRST" TIME PROBLEM HAPPENED WAS JULY 3, 2016 WITH MY 2006 KIA OPTIMA. I WAS SB ON HWY I25 IN CS, CO. SPEEDOMETER READ 25MPH AS I WAS COMING OFF THE ON-RAMP. I ACCELERATED TO 40MPH INTO FLOW OF TRAFFIC. I FELT A LURCH & THE VEHICLE AUTOMATICALLY ACCELERATED. SPEED WENT FROM 40MPH TO ABOUT 60 MPH WITHOUT DEPRESSING ACCELERATOR. BREAKING DID NOT SLOW IT DOWN. I FELT CAR WAS GOING OUT OF CONTROL. MY PASSENGER REACHED OVER & TURNED IGNITION SWITCH OFF & ON QUICKLY, TO DECELERATE & ACCELERATE. THIS HELPED CAR SLOW DOWN WHEN KEY WAS TURNED OFF TO THE FIRST CLICK & HELPED MAINTAIN AN ADJUSTED SPEED AS TRAFFIC WAS IN-FRONT & IN-BACK. WE KEPT DOING THIS UNTIL CAR SLOWED DOWN ENOUGH TO PULL OVER TO RIGHT SHOULDER. KEY WAS COMPLETELY TURNED OFF & CAR WAS AT A COMPLETE STOP. CAR WAS TOWED TO MECHANICS. DIAGNOSTIC WAS PERFORMED USING ENGINE ANALYZER. IT WAS ROAD TESTED MULTIPLE TIMES & DIDN'T IT DUPLICATE MY EXPERIENCE. THIS HAPPENED AGAIN SEPT.10, 2016 AS I, AGAIN, ENTERED HWY I25 SO.I WAS DRIVING ALONE. MY SPEEDOMETER WAS 40 MPH, IN HEAVY HWY TRAFFIC. I ONCE AGAIN "FELT" LURCH OF CAR. THIS TIME IT "STUCK" AT 40 MPH. IT DIDN'T SLOW DOWN WHEN I BRAKED, IT CONTINUED AT 40 MPH. I CONTINUED TO BRAKE & SPEED DID SLOW A BIT. MY FOOT WAS TOTALLY DOWN ON BREAK WHEN IT WAS STILL AUTO ACCELERATING AT THE HWY EXIT RAMP; NOW SLOWED TO 26 MPH AS I CONTINUED HOLDING BRAKE DOWN. FINALLY SPEED WAS DOWN TO 23MPH AS I DROVE INTO A PARKING LOT (NO CARS WERE MOVING IN & OUT AT THE TIME). I TURNED THE KEY OFF COMPLETELY; MY FOOT WAS STILL ON THE BRAKE & THE CAR CAME TO A LURCHING HAUL AT THAT TIME IN THE MIDDLE OF THE PARKING LOT. I WAITED ABOUT A MINUTE & THEN STARTED THE ENGINE AGAIN WITH MY FOOT ON THE BRAKE. I WAS ABLE TO PULL INTO A PARKING SLOT. I STARTED IT & VERY SLOWLY DROVE HOME, BUT NOT ON THE HWY. I MAINTAINED SPEED OF 25-30MPH. IT WAS ONLY ABOUT 1K BETWEEN THE 2 INCIDENTS.

119mo ago
Electrical 1

I ALSO HAVE THE DRIVER'S SIDE AIRBAG WARNING LIGHT CAME ON AND STAYS ON. I CHECKED AND FOUND OUT THERE IS A RECALL FOR DRIVER SIDE AIRBAG ON 2006 KIA OPTIMA, BUT THE DEALERSHIP SAID MY CAR IS NOT COVERED UNDER THIS RECALL. THIS RECALL NEED TO COVER ALL 2006 KIA OPTIMAS SINCE SO MANY HAVE THE SAME PROBLEM.

121mo ago
Electrical 2

THE DRIVER'S SIDE AIRBAG WARNING LIGHT CAME ON AND STAYS ON. I CHECKED AND FOUND OUT THERE IS A RECALL FOR DRIVER SIDE AIRBAG ON 2006 KIA OPTIMA, BUT THE DEALERSHIP SAID MY CAR IS NOT COVERED UNDER THIS RECALL. THIS RECALL NEED TO COVER ALL 2006 KIA OPTIMAS SINCE SO MANY HAVE THE SAME PROBLEM.

122mo ago
Body 4

PULLING OUT OF MY GARAGE MY CAR ACCELERATED OUT OF CONTROL AT HIGH SPEED BACKWARDS ACROSS THE STREET INTO THE SIDE OF MY NEIGHBOR'S HOUSE TAKING HER ELECTRICAL BOX, SPRINKLER MOTOR AND A/C UNIT DOWN. THE WIRE'S WERE HOT AND I WAS ADVISED TO STAY IN THE CAR UNTIL THE FIREFIGHTERS ARRIVED AND THE POWER SHUT DOWN BY THE POWER COMPANY - SCARED TO DEATH OF A FIRE OR ELECTROCUTION.

122mo ago
Electrical 1

MY AIRBAG LIGHT CAME ON A FEW MONTHS AGO WHEN I WAS DRIVING TO WORK THE LIGHT CAME ON AND HAVE NOT GONE OFF YET. I TOOK IT TO GET A DIAGNOSE AND WAS TOLD IT WAS A SENSOR IN THE SEAT AND I SHOULD HAVE IT REPLACED. WELL I HAD SOMEONE PUT IN A DIFFERENT SEAT AND THE AIRBAG LIGHT DID NOT GO OFF. NOW IT'S TIME FOR MY INSPECTIONS AND I CAN'T EVEN GET IT DONE BECAUSE THE AIRBAG LIGHT IS STILL ON.

123mo ago
Transmission 1

SC088:11V-153,I CAN'T PUT MY CAR IN PART NOR CAN I GO IN REVERSE. MY KEY IS STUCK IN THE IGNITION. I SEE IT WAS A RECALL ON THIS MATTER FOR THE KIA OPTIMA. TOOK MY CAR TO THE KIA DEALERSHIP,THE TOLD ME MY VIN# WASN'T ON THE LIST. IT'S A 2006 KIA OPTIMA. AM TRYING TO GET THIS REALIZE.ARE THERE CERTAIN VIN#UNDER THE RECALL FOR THIS IF NOT WHERE I NEED TO TAKE MY CAR TO HAVE IT FIX. I WAS STATIONARY WHEN THE PROBLEM OCCURRED I COULDN'T BACK UP NOR PUT IT IN PART AGAIN IT WANT ALLOW ME TOO DO SO.

126mo ago

155 total

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