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2003 Kia Optima LX Auto

The 2003 Kia Optima LX Auto is a 138-hp inline-4 with a 4-speed automatic and front-wheel drive. It starts at $16,420 MSRP and is rated at 22 mpg combined.

It makes 138 horsepower at 5,500 rpm and 147 lb-ft of torque at 3000 rpm. EPA fuel-economy estimates are 19 mpg city and 27 mpg highway (22 mpg combined).

The Optima measures 185.9 inches long on a 106.3-inch wheelbase and has a curb weight of 3,281 lb.

Spec Value
Vehicle
Body TypeSedan
PowertrainGas
Price
MSRP$16,420 ($29,003 *)
MSRP with Destination$16,960 ($29,957 *)
Destination Charge$540
Engine
Engine TypeSirius II G4JS 2.4L DOHC inline-4, MPI, naturally aspirated
Horsepower138 hp @ 5,500 rpm
Torque147 lb-ft @ 3000 rpm
ValvetrainDOHC, 16-valve
Bore and Stroke86.5 x 100
Compression Ratio10.0:1
Injection TypeMulti-point fuel injection
Drivetrain
Drive TypeFront-Wheel Drive
Transmission
Transmission4-speed automatic
Fuel Economy
City19 MPG
Highway27 MPG
Combined22 MPG
Recommended FuelRegular unleaded
Tires & Wheels
Wheels Front15 in
Wheels Rear15 in
Tires Front205/60HR15
Tires Rear205/60HR15
Dimensions & Weight
Length185.9 in
Width71.5 in
Height55.5 in
Wheelbase106.3 in
Ground Clearance6.1 in
Cargo Volume13.6 ft³
Curb Weight3,281 lbs
Interior
Headroom Front39 in
Headroom Rear37.6 in
Legroom Front43.3 in
Legroom Rear36.2 in
Shoulder Room Front56.9 in
Shoulder Room Rear55.7 in
Hip Room Front55.8 in
Hip Room Rear55.8 in
* Amount adjusted for inflation to 2026 dollars

Safety & Recalls

NCAP safety ratings

Overall Not rated
Frontal crash Not rated
Frontal – driver ★★★★★
Frontal – passenger ★★★★★
Side crash Not rated
Rollover Not rated
Tested variant: 2003 Kia Optima 4-DR

Recalls

2 recalls on file with NHTSA for the 2003 Kia OPTIMA. Not every recall applies to every trim or VIN — check yours at nhtsa.gov/recalls.

May 27, 2009 · SUSPENSION:FRONT

KIA MOTORS CORPORATION (KMC) IS RECALLING 36,538 MODEL YEAR 2001-2004 OPTIMA VEHICLES ORIGINALLY SOLD IN OR CURRENTLY REGISTERED IN THE STATES OF CONNECTICUT, DELAWARE, ILLINOIS, INDIANA, IOWA, MAINE, MARYLAND, MASSACHUSETTS, MICHIGAN, MINNESOTA, MISSOURI, NEW HAMPSHIRE, NEW JERSEY, NEW YORK, OHIO, PENNSYLVANIA, RHODE ISLAND, VERMONT, WEST VIRGINIA, WISCONSIN, AND THE DISTRICT OF COLUMBIA. ROAD SALT APPLIED IN THESE STATES DURING THE WINTER MONTHS MAY RESULT IN PROGRESSIVE, INTERNAL CORROSION OF THE FRONT SUBFRAME. OVER TIME, SUCH SUBFRAME CORROSION NEAR THE CONNECTION TO THE LOWER CONTROL ARM CAN LEAD TO WHEEL MISALIGNMENT AND/OR OTHER NOTICEABLE STRESS IN STEERING, OR ACCELERATED ABNORMAL TIRE WEAR.

Consequence: CORROSION OF THE FRONT SUBFRAME COULD LEAD TO SEPARATION, POSSIBLY RESULTING IN A VEHICLE CRASH.

Remedy: KMC WILL NOTIFY OWNERS AND DEALERS WILL REPAIR THE VEHICLES FREE OF CHARGE. THE SAFETY RECALL BEGAN ON JUNE 15, 2009. OWNERS MAY CONTACT KIA'S CONSUMER ASSISTANCE CENTER AT 1-800-333-4542.

NHTSA campaign 09V183000

Apr 12, 2004 · FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY

SOME PASSENGER VEHICLES MAY CONTAIN A FUEL TANK ASSEMBLY VALVE THAT MAY NOT CLOSE PROPERLY. IF A VEHICLE WITH A FUEL TANK ASSEMBLY VALVE THAT IS NOT PROPERLY CLOSED WERE TO ROLL OVER, FUEL SPILLAGE MAY OCCUR.

Consequence: FUEL SPILLAGE IN THE PRESENCE OF AN IGNITION SOURCE COULD RESULT IN A FIRE.

Remedy: DEALERS WILL INSTALL AN ADDITIONAL FUEL TANK ASSEMBLY VALVE. OWNER NOTIFICATION BEGAN JUNE 25, 2004. OWNERS SHOULD CONTACT KIA AT 1-800-333-4542.

NHTSA campaign 04V180000

144 owner complaints to NHTSA for the 2003 Kia OPTIMA

Owner Complaints

144 owner complaints filed with NHTSA for the 2003 Kia OPTIMA (8 mention a crash, 2 a fire, 5 an injury). See all on nhtsa.gov

Most-cited areas
Latches/Locks/Linkages53
Electrical System25
Structure25
Air Bags17
Fuel System9
Suspension9
A complaint can cite more than one area.
Most recent complaints
Feb 3, 2025 · Steering, Suspension, Engine
“While driving on the roadway, I was almost to a four way intersection, as i was going to get into the left turn lane, I turned the steering wheel slightly to the left as the steering wheel turned but…”
Nov 5, 2019 · Suspension, Structure
“TL* THE CONTACT OWNS A 2003 KIA OPTIMA. THE CONTACT NOTICED THAT THE VEHICLE WAS OUT OF ALIGNMENT. THE CONTACT TOOK THE VEHICLE TO AN INDEPENDENT MECHANIC AND WAS INFORMED THAT AN ALIGNMENT COULD NOT…”
Jul 29, 2019 · Structure
“THE FRAME IS RUSTED THROUGH CAUSING THE VEHICLE TO BE UNSAFE, THOUGH IT HAD A RECALL FOR THIS EXACT PROBLEM AND IT WAS ONLY INSPECTED AND NOT REPLACED. THE CAR WAS INITIALLY TAKEN TO A LOCAL AUTO…”
Jun 14, 2018 · Structure, Unknown Or Other, Service Brakes
“DRIVERS SIDE DOOR WILL NOT UNLOCK WITH KEY OR INSIDE DOOR LOOK SWITCH. THIS IS A REAL SAFETY HAZZARD.”
Dec 27, 2017 · Unknown Or Other
“AT 24,000 MILES MY VEHICLE STARTED LOCKING DOORS WHEN TEMPERATURES REACH 32 DEGREES OR LOWER. VEHICLE OUTSIDE ON CITY STREET OR DRIVEWAY. WHEN TEMPERATURES GET TO 32 DEGREES, DOORS LOCK AND DO NOT…”

Complaints are unverified reports submitted to NHTSA by owners. They cover the whole model year, not a specific trim, and a count alone doesn't show how common a problem is.

Source: US National Highway Traffic Safety Administration (nhtsa.gov), matched as 2003 KIA OPTIMA. US-market vehicles only; data cached for up to 7 days.

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