This factory service and repair manual is written for the 2008 Kia Optima specifically — matched to the year, the engine under the hood, and the trim on the badge — so every specification and sequence it quotes is the one Kia published for this sedan rather than a near figure inherited from an adjacent model year.
Engines covered
- 2.4L inline-four — DOHC, naturally aspirated, gasoline
- 2.7L V6 — DOHC, naturally aspirated, gasoline
Body styles covered
- 4-door sedan
Trims covered
- EX
- LX
Known issues on the 2008 Optima. Three recalls are on federal record for this model year. The first covers the frontal air bag system: the clock spring can develop high resistance, which the record ties to the driver's air bag in the event of a crash. The second covers the automatic transmission's column shift lever and linkage — the shift cable may have been installed incorrectly, with the risk arising if the driver leaves the vehicle without engaging the parking brake. The third covers the brake light switch: failure to illuminate the stop lamps during braking, or an inability to disengage the cruise control. Owners have filed 188 complaints for the year and Kia has issued 29 technical service bulletins. The factory diagnostic and repair procedures behind each of those systems are here.
Whether the job is tracing an air bag circuit fault, correcting a shift cable, or swapping a brake light switch, the 2008 Optima procedure you need is the one Kia wrote.
Kia Motors Corporation (Kia) is recalling certain model year 2007-2010 Rondo, model year 2007-2011 Sedona, Sorento and Sportage, model year 2010-2011 Soul, model year 2008-2011 Optima, model year 2010 Forte, model year 2007-2009 Amanti, and model year 2009 Borrego vehicles. Originally, in April 2013, Kia recalled 623,658 model year 2007-2010 Rondo and Sportage, model year 2007-2011 Sorento, model year 2007 Sedona, model year 2010-2011 Soul, and model year 2011 Optima vehicles. In September 2013, Kia informed the agency that it was adding an additional 356,719 vehicles to this campaign. The total number of vehicles being recalled is now 980,377. In the affected vehicles, the stop lamp sw
Failure to illuminate the stop lamps during braking or inability to disengage the cruise control could increase the risk of a crash. Additionally, when the ignition is in the 'ON' position, the transmission shifter may be able to be moved out of PARK without first applying the brake. This may lead to unintentional movement of the car which may increase the risk of a crash.
Kia will send an interim notification to owners in May 2013. When parts are available, owners will receive a second notification and dealers will replace the stop lamp switch, free of charge. Owners may contact Kia at 1-800-333-4542. Kia's recall campaign number is SC098.
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 VEHICLES MANUFACTURED FROM SEPTEMBER 13, 2006, THROUGH MARCH 21, 2008. THE CLOCK SPRING CONTACT ASSEMBLY FOR THE DRIVER'S SIDE AIR BAG SUPPLEMENTAL RESTRAINT SYSTEM (SRS) MAY BECOME DAMAGED THROUGH USAGE OVER TIME. IF THE CLOCK SPRING CONTACT ASSEMBLY BECOMES DAMAGED, THE DRIVER'S AIR BAG ELECTRICAL CIRCUIT WILL EXPERIENCE A HIGH RESISTANCE CONDITION POTENTIALLY CAUSING THE DRIVER'S AIR BAG TO NOT DEPLOY.
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.
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 ASSISTANCE CENTER AT 1-800-333-4542.
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 INCORRECTLY, CAUSING TENSION IN THE CABLE. IF PRESENT, THIS CONDITION COULD CAUSE THE CABLE TO DETACH FROM THE SHIFTER ASSEMBLY'S DOWEL PIN PREVENTING THE TRANSMISSION FROM BEING SHIFTED. THE SHIFT LEVER CAN THEN BE MOVED INTO THE PARK (P) POSITION WHILE THE VEHICLE'S TRANSMISSION IS STILL IN THE LAST USED GEAR BEFORE DETACHMENT.
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.
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.
TECHNICAL SERVICE BULLETIN: TRANSMISSION FLUID APPLICATION GUIDE - This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in the margin area. This bulletin provid
This bulletin provides information relating to the correct transmission fluid type and fill quantity requirement for each Kia model. A flush is required ONLY when a transmission is replaced.
TECHNICAL SERVICE BULLETIN: TRANSMISSION FLUID APPLICATION GUIDE - This bulletin provides information relating to the correct transmission fluid type and fill quantity requirement for each Kia model. A flush is required ONLY when a transmis
TECHNICAL SERVICE BULLETIN: INFORMATION FOR HEADLAMP CONDENSATION AND MOISTURE - This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in the margin area. This b
TSB - USE OF AFTERMARKET USB CHARGING CABLES IN USB/12V PORTS - This article provides information regarding the use of USB ports and 12V power outlets to connect/charge mobile phones. Customers may experience issues with their head units th
TECHNICAL SERVICE BULLETIN: - TRANSMISSION FLUID APPLICATION GUIDE - This bulletin has been revised to include additional information. This bulletin provides information relating to the correct transmission fluid type and fill quantity requ
PITSTOP - ENGINE COMPONENT RE-USE GUIDELINES - In general, parts and components removed during engine repairs should be considered serviceable, and should be thoroughly cleaned and transferred to the new engine.
TSB: MANDATORY REPLACEMENT OF LOCKING/SECURITY HARDWARE - By design, certain fasteners, which are designed to lock into place once fully attached, are utilized in various Kia models and are strictly intended for ?one time use.? Some example
Showing the 8 most recent of 30 technical service bulletins on file with NHTSA.
LETTER FROM CONGRESSMAN DESJARLAIS RE THE WINCHESTER POLICE DEPARTMENT REQUESTING ASSISTANCE WITH AN ISSUE INVOLVING THE DOT. THE OPERATOR OF THE IMPACTING VEHICLE STATED HER 2008 KIA OPTIMA ACCELERATED OUT OF CONTROL. *SMD PLEASE MARK THIS DOCUMENT FOR DELETION. IT IS BEING REPLACED WITH DOCUMENT NUMBER 10838296. *CW THE CONSUMER REAR ENDED A MINIVAN AND WAS PUSHED ACROSS THE INTERSECTION, INTO A THIRD VEHICLE. UPON FURTHER INVESTIGATION OF THE KIA OPTIMA, THE SPEEDOMETER WAS STUCK AT 93 MP
POLICE REQUEST FOR VEHICLE INSPECTION OF 2008 KIA OPTIMA. THE INFORMATION IS BEING PROVIDED BY THE DETECTIVE OF WINCHESTER POLICE DEPARTMENT IN WINCHESTER TN...UPDATED*BF LOCAL LAW ENFORCEMENT REQUEST FOR ASSISTANCE WITH AN ALLEGED SUDDEN UNINTENDED ACCELERATION INCIDENT THAT RESULTED IN MULTIPLE FATALITIES. THE DRIVER OF THE 2008 KIA OPTIMA WAS TRAVELING AT A HIGH SPEED IN THE AREA OF 90 MPH. THE DRIVER TRAVELED DOWN THE TURNING LANE AND STRUCK A 2003 FORD WINDSTAR FROM THE REAR. THE FORD WIN
EARLIER THIS YEAR WE PURCHASED A NEW 2008 KIA OPTIMA LX/EX 4D. YESTERDAY MY HUSBAND WAS DRIVING SOUTH ON FLORIDA'S TURNPIKE HE WAS SLOWING DOWN TO GET OFF ON AN EXIT WHEN THE CAR MADE A LOUD NOISE AND IT STARTED PULLING TO THE RIGHT. HE TRIED VERY HARD TO GAIN CONTROL OF THE CAR BUT IT KEPT ON PULLING RIGHT. HE CRASHED INTO TWO PARKED VANS THAT WERE ON THE SIDE OF THE ROAD (COUNTY WORKERS). WHEN THE CAR FINALLY STOPPED HE NOTICED THAT THE DRIVER'S SIDE WHEEL WAS FACING FORWARD WHILE THE PASSENGE
WE WERE HIT IN THE PASSENGER SIDE AND THE ENTIRE SIDE OF THE CAR WAS CRUSHED AND NONE OF THE AIR BAGS EVER DEPLOYED AND THE PASSENGER SIDE SEAT BELT DID NOT LOCK. I HAD REPORTED THE FACT THAT WHEN SOMEONE WAS SITTING IN THE PASSENGER SEAT THAT THE AIRBAG LIGHT WAS NOT COMING ON TO THE CAR DEALERSHIP THAT I PURCHASED THE CAR FROM BUT THEY JUST MADE EXCUSES THAT THE PERSON SITTING IN THE SEAT WAS NOT HEAVY ENOUGH EVEN THOUGH THEY WEIGHED OVER 150LBS. *TR
TL* THE CONTACT OWNS A 2008 KIA OPTIMA. THE CONTACT WAS DRIVING 65 MPH WHEN THE BRAKE WAS APPLIED AND THE ABS SYSTEM ACTIVATED WITHOUT WARNING. THE FAILURE CAUSED THE STEERING WHEEL TO SEIZE AND THE CONTACT CRASHED INTO THE REAR OF ANOTHER VEHICLE. THE DRIVER OF THE SECOND VEHICLE WAS INJURED. THE CONTACT ALSO SUSTAINED INJURIES TO THE RIGHT WRIST. THE VEHICLE WAS TOWED BY THE CONTACT'S INSURANCE COMPANY AND A POLICE REPORT WAS FILED (AUSTIN POLICE DEPARTMENT CASE NUMBER: 1200904053). THE VEHIC
TL* THE CONTACT OWNS A 2008 KIA OPTIMA. THE CONTACT STATED THAT WHILE DRIVING AT APPROXIMATELY 85 MPH, THE DRIVER LOST CONTROL OF THE VEHICLE. AS A RESULT, THE CONTACT WENT INTO AN EMBANKMENT AND CRASHED INTO A TELEPHONE POLE. THE AIR BAGS FAILED TO DEPLOY. A POLICE REPORT WAS FILED. THE DRIVER SUSTAINED MINOR INJURIES AND THE FRONT PASSENGER WAS KILLED. THE VEHICLE WAS TOWED TO A POLICE IMPOUND LOT. THE VEHICLE WAS DESTROYED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE FAILURE MILEA
TL* THE CONTACT OWNS A 2008 KIA OPTIMA. WHILE DRIVING APPROXIMATELY 25 MPH, THE AIR BAG INADVERTENTLY DEPLOYED WITH SUBSTANTIAL FORCE AND STRUCK THE CONTACT IN THE FACE. THE IMPACT OF THE AIR BAG DEPLOYMENT KNOCKED THE CONTACT UNCONSCIOUS FOR SEVERAL MINUTES, WHICH RESULTED IN THE VEHICLE CRASHING INTO AN UNOCCUPIED PARKED VEHICLE. THE CONTACT SUSTAINED INJURIES TO THE HEAD, NECK AND SHOULDER. THE VEHICLE WAS COMPLETELY DESTROYED AND TOWED TO AN AUTHORIZED DEALER. A POLICE REPORT WAS FILED OF TH
MY HUSBAND AND DAUGHTER WERE INVOLVED IN AN ACCIDENT WHERE THEY STRUCK A TREE. THE CAR WAS TOTALED AND THEIR WAS EXTENSIVE DAMAGE TO THE FRONT OF THE VEHICLE. THE IMPACT WAS MORE ON THE PASSENGER FRONT OF VEHICLE. MY DAUGHTER WAS THE PASSENGER AND SHE IS FULL GROWN SO SHE SHOULD OF BEEN DETECTED IN THE SEAT. THE DRIVER SIDE AIRBAG DID DEPLOY THE PASSENGER SIDE DID NOT. I AM VERY GRATEFUL THAT SHE DID NOT SUFFER SERIOUS INJURIES (JUST LACERATIONS FROM SEATBELT). I NOTIFIED KIA MOTORS AND W
WIFE WAS COMING BACK FROM WALKING THE DOGS IN THE PARK, AT THE PARK SHE WAS FEELING DIZZY, WHEN SHE SAT DOWN IN THE CAR SHE WAS FEELING BETTER. AS SHE WAS DRIVING HOME, SHE PASSED A SCHOOL AND SAW THE SIGN TO SLOW DOWN. AFTER THAT, SHE BLACKED OUT AND SHE WOKE UP AFTER THE ACCIDENT, IN A DITCH ON THE OTHER SIDE OF THE STREET. SHE HAD HIT A FENCE THEN HEAD-ON INTO A TREE. THE WHOLE TIME ALL THE AIR BAGS DIDN'T DEPLOY. THE AIR BAGS NOT DEPLOYING IS THE REASON FOR THIS COMPLAINT UPDATED 05-27-15 *
OUR SON VEHICLE WAS DRIVING ON A 1 WAY STREET AND CROSSING THE 4 CORNER INTERSECTION ON A GREEN LIGHT WHEN HE WAS HIT BY A 2018 CHEVY TRAX RUNNING A RED LIGHT. THE REAR PASSENGER DOOR WAS HIT HARD, WHICH CAUSED THE CAR TO SPIN, 3 TIRES WERE BLOWN, THE REAR AXLE WAS BROKEN AND THE CAR WAS NOW FACING THE OPPOSITE DIRECTION. DURING THIS PROCESS HIS AIR BAGS (FRONT,SIDE) DID NOT DEPLOY, WHICH WAS ONE OF THE REASONS FOR PURCHASING THE VEHICLE FOR SAFETY. NOW THE OTHER VEHICLE WHICH HIT HIM HAD FRON
THE KIA 2008 OPTIMA'S HAD A RECALL ON THEIR AIR BAGS. WE TOOK THE CAR TO KIA TO HAVE THE CLOCK SPRING REPLACED. A SHORT TIME AFTER WE GOT THE CAR BACK I WAS DRIVING TO AN APPT. WHEN MY AIR BAG DEPLOYED ON IT'S OWN. THIS CAUSED ME TO CRASH INTO A PARKED VAN, TOTALING BOTH VEHICLES. I WAS TAKEN TO THE HOSP. BY AMBULANCE. THE POLICE OFFICER CAME TO GIVE BACK MY CARDS AND PAPERS HE NEEDED FOR THE REPORT. I WAS NOT CHARGED HE SAID BECAUSE OF THE RECALL ON OUR CAR, IT WAS NOT MY FAULT. WE INFORMED KIA
FORMAL COMPLAINT AGAINST ENTERPRISE AND BRIDGESTONE/FIRESTONE REGARDING IMPROPERLY MAINTAINED AND DEFECTIVE TIRE(S) ON A 2008 KIA OPTIMA RENTED FROM ENTERPRISE RENT-A-CAR, SEPTEMBER 2008 THAT RESULTED IN CATASTROPHIC TIRE FAILURE ACCIDENT. *KB THE CONSUMER ALSO STATED INJURIES WERE SUSTAINED FROM THE ACCIDENT. CALLED CONSUMER TO SEE IF THERE WAS A POLICE REPORT AND THE NUMBER OF INJURIES. *JB LEFT CONSUMER A VOICE-MAIL STATING HER COMPLAINT HAS BEEN FORWARDED TO THE APPROPRIATE DEPARTMENT. 05
MY 2008 KIA OPTIMA STALLED, WITHOUT WARNING, WHILE DRIVING APPROXIMATELY 35-40 MPH ON A BUSY HIGHWAY NEAR AN EXIT. THE CAR LOST ALL POWER, INCLUDING STEERING. THE CAR ENDED UP RIDING A GUARDRAIL AND LANDED ON TOP OF IT. THE END RESULT WAS, FOR ME, A BROKEN NECK! THERE WAS ABSOLUTELY NO WARNING PRIOR TO THIS HAPPENING. I WAS ON MY WAY TO PICK MY 3 YEAR OLD SON UP FROM SCHOOL. HAD HE BEEN IN THE CAR, THIS MAY HAVE BEEN CATASTROPHIC! MY AIRBAGS DID NOT DEPLOY! THIS IS UNACCEPTABLE. T
I WAS DRIVING SOUTHBOUND ON SEPULVEDA BLVD ON SEP 6 AT 0800AM AND I WAS OVER HALFWAY THROUGH THE GREEN LIGHT WHEN I WAS STRUCK BY A TOYOTA MAKING A LEFT TURN ON A GREEN LIGHT WHO DID NOT YIELD. THE DRIVER [XXX] STRUCK MY CAR ON THE FRONT AND LEFT DRIVER BUMPER AND FENDER CAUSING EXTENSIVE DAMAGE. HE FAILED TO YIELD, LIED ABOUT IT AND THE FRONT AND SIDE AIR BAGS DID NOT DEPLOY. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6). *TR
TL* THE CONTACT OWNS A 2008 KIA OPTIMA. THE CONTACT STATED WHILE DRIVING 70 MPH THE DRIVER LOST CONTROL OF THE VEHICLE AND CRASHED INTO A TREE. THE AIR BAGS DID NOT DEPLOY. A POLICE REPORT WAS FILED AND A FATALITY WAS REPORTED. THE VEHICLE WAS DESTROYED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE VIN WAS NOT AVAILABLE. THE FAILURE AND CURRENT MILEAGE WAS UNKNOWN. UPDATED 06/12/12*LJ THE CONSUMER STATED A RECALL CAME IN THE MAIL ON APRIL 12. 2012. PRIOR TO THE ACCIDENT, THERE WAS A
Showing the 15 most serious of 143 complaints filed with NHTSA.
