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2003 Cadillac Cts

The Verdict

41 Proceed with Caution

The 2003 Cadillac Cts has 321 owner complaints filed with NHTSA. The most reported issues are electrical (100 complaints) and body (88 complaints). With a Klunk Score of 41/100, it earns a "Proceed with Caution" rating. If you're shopping for a Cadillac Cts, consider the 2018 model year which has 97% fewer complaints.

Safe Bet

The 2018 has 97% fewer complaints

View the 2018 Cadillac Cts dashboard →

41

Klunk Score: Proceed with Caution

About average for complaint volume. Research the specific issues before buying.

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 3

Active safety recalls from NHTSA for this vehicle year.

03V115000 STEERING

SOME PASSENGER VEHICLES HAVE A CONDITION IN WHICH THE INTERMEDIATE STEERING SHAFT BOLT MAY BE LOOSE.

Risk

AN IMPROPERLY TIGHTENED BOLT COULD LOOSEN, RESULTING IN SEPARATION OF THE UPPER AND LOWER STEERING SHAFTS CAUSING A LOSS OF VEHICLE CONTROL. IF THIS HAPPENS WHILE THE VEHICLE IS MOVING, A CRASH CO...

Remedy

DEALERS WILL INSPECT FOR THE PRESENCE OF THE INTERMEDIATE STEERING SHAFT BOLT AND ENSURE THAT IT IS TIGHTENED TO THE PROPER SPECIFICATION. OWNER NOTIFICATION BEGAN MARCH 20, 2003. OWNERS WHO T...

Reported Apr 10, 2026

10V105000 SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:HOSES, LINES/PIPING, AND FITTINGS

GENERAL MOTORS HAS NOTIFIED NHTSA OF A DEFECT IN CERTAIN MODEL YEAR 2003-2007 CADILLAC CTS VEHICLES CURRENTLY REGISTERED IN OR ORIGINALLY SOLD IN CONNECTICUT, DELAWARE, ILLINOIS, INDIANA, IOWA, MAI...

Risk

THE BRAKE HOSE-TUBE INTERFACE MAY RUPTURE SUDDENLY WITHOUT PRIOR WARNING AND INCREASE VEHICLE STOPPING DISTANCE MAY OCCUR INCREASING THE RISK OF A CRASH.

Remedy

DEALERS ARE TO REPLACE BOTH FRONT BRAKE HOSE ASSEMBLIES FREE OF CHARGE. THE SAFETY RECALL IS EXPECTED TO BEGIN DURING MAY 2010. OWNERS MAY CONTACT CADILLAC AT 1-866-982-2339 OR AT THE OWNER CENTER...

Reported Apr 10, 2026

14V394000 ELECTRICAL SYSTEM:IGNITION

This defect can affect the safe operation of the airbag system. Until this recall is performed, customers should remove all items from their key rings, leaving only the ignition key. The key fob ...

Risk

If the key is not in the run position, the air bags may not deploy if the vehicle is involved in a crash, increasing the risk of injury.

Remedy

GM will notify owners, and dealers will install two key rings and an insert in the key slot or a cover over the key head on all ignition keys, free of charge. The recall began on September 15, 201...

Reported Feb 7, 2014

Get notified if a recall hits this car.

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Under the Hood

Each number is a complaint. Darker = bigger problem.

YearBodyBrakesElectricalEngineTransmission
200388401007419
20046040552648
20053729964973
200628541084537
20072754783326
20084717445314
20094012315925
2011236411622
20122392374
201316533810
201437216980
20151456517
201690958
2017130418
201810412
201940042

By Category

Electrical
100
Body
88
Engine
74
Brakes
40
Transmission
19

By Severity

1
138
2
138
3
5
4
40

Worst Problems

Complaints

Engine 4

Everything was really grate no problems. My brakes sounds like there is LOTS of AIR Coming from somewhere. My key ignition sometimes want turn over or easy to come out. Than the car started running hot. I've had it looked at Few times and can't seem to fix the problem. I've even brought a new coolant box or another name for it.. so now I can't drive it because my fluids keep coming out of the coolant tank please help me I don't know what to do. To complete this message I've even had a smog twice nonpassable. - Thank you any Questions [XXX] call/ text INFORMATION Redacted PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6).

39mo ago
Engine 1

The contact owns a 2003 Cadillac CTS. The contact stated that when driving at various speeds the vehicle would suddenly stalled and the instrument panel would illuminate. The message stating "starting disabled remove key" would display. The contact stated that they would be able to coast and restart the vehicle. Other times the contact would have to pull over to the side of the road and restart the vehicle. The contact took the vehicle to the dealer who was unable to diagnose the vehicle. The vehicle had not been repaired. The manufacturer was made aware of the failure. The approximate failure mileage was 121,000.

49mo ago
Electrical 1

The computer isn’t telling the alternator to charge the battery so the batteries are being all of the way drained without anything recharging them. Beans new batteries get ruined fast.

61mo ago
Electrical 2

THE CHECK AIR BAG WARNING KEEPS COMING ON. WHEN BROUGHT TO DEALER TO FIX THEY SAID IT WAS NOT UNDER RECALL AND IT NEEDS TO BE SINCE OTHERS HAVING THE SAME ISSUE. THIS IS A SAFETY ISSUE.

71mo ago
Brakes 1

THERE IS A OPEN RECALL EFFECTING THIS YEAR & MAKE ALTHOUGH MY VIN SAYS THERE'S NO RECALLS ON MY CTS. I HAD BOTH FRONT BRAKE HOSE ASSEMBLIES FAIL WHILE DRIVING. LUCKILY WE DIDN'T WRECK. I'VE SINCE HAD BOTH REPAIRED. CURIOUS AS TO KNOW WHY CAR WAS NOT LISTED WITH OPEN RECALL.

73mo ago
Electrical 2

THE CAR WILL NOT START AND I HAVE TO BYPASS THE IGNITION WITH A JUMPER IN THE FUSEBOX

77mo ago
Engine 1

TL* THE CONTACT OWNS A 2003 CADILLAC CTS. WHILE DRIVING VARIOUS SPEEDS, THE VEHICLE SUDDENLY SHUT OFF. AFTER RESTARTING THE ENGINE, THE VEHICLE OPERATED NORMALLY. THE CAUSE OF THE FAILURE WAS NOT DETERMINED. THE LOCAL DEALER AND MANUFACTURER WERE NOT NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 128,900.

80mo ago
Brakes 1

TL* THE CONTACT OWNS A 2003 CADILLAC CTS. WHILE DRIVING VARIOUS SPEEDS, THE BRAKE LINE FAILED AND THE CHECK BRAKE INDICATOR ILLUMINATED. THE CONTACT TOOK THE VEHICLE TO AN UNKNOWN DEALER WHERE IT WAS DIAGNOSED WITH BRAKE FAILURE. THE CONTACT DISCOVERED NHTSA CAMPAIGN NUMBER: 15V225000 (SERVICE BRAKES, HYDRAULIC), WHICH HE RELATED TO THE FAILURE. THE MANUFACTURER STATED THAT THE VIN WAS EXCLUDED FROM THE RECALL. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS 144,000.

81mo ago
Engine 2

TL* THE CONTACT OWNS A 2003 CADILLAC CTS. WHILE DRIVING VARIOUS SPEEDS, THE BRAKE PEDAL TRAVELED TO THE FLOORBOARD WHEN IT WAS DEPRESSED AND THE VEHICLE FAILED TO STOP. ALSO, THE KEY BECAME STUCK INSIDE THE IGNITION SWITCH AND THE CONTACT DETECTED FUEL LEAKING FROM THE VEHICLE. FURTHERMORE, THE "REMOVE KEY" MESSAGE WAS DISPLAYED AND THE DOOR LOCK AND AIR BAG WARNING INDICATORS ILLUMINATED. THE CONTACT CALLED WINTER CHEVROLET (3750 CENTURY CT, PITTSBURG, CA 94565, (925) 232-0290) AND INFORMED THEM OF THE FAILURE. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHERE THE BRAKES, KEY, AND BATTERY WERE REPLACED. THE MANUFACTURER WAS CONTACTED AND REFERRED THE CONTACT TO NHTSA. THE FAILURE MILEAGE WAS 185,000.

81mo ago
Engine 2

I BOUGHT THIS CAR FOR MY SON THAT GO TO COLLEGE AT SAN JOSE STATE UNIVERSITY, HIS BEEN USING THIS CAR SINCE 2015 TILL 2019. RECENTY ABOUT A MONTH AGO HIS COMPLAINING THE CAR HAS BEEN OVERHEATING FOR NO REASONS, HE SAYS THAT THE GAUGE GOES ALL THE WAY UP EVERYTIME HE DRIVE IT BUT ITS OK IF THE CAR ENGINE IS RUNNING BUT IN PARK MODE. WE ENDED UP GOT THE CAR TOWED TO MERCED. SINCE JULY OF 2019, THE CAR IS THE GARAGE AND NEVER DRIVE. WE ONLY START THE CAR MOSTLY TO WARP UP THE ENGINE BUT NOT DRIVE. WE HAVE A FRIEND MECHANIC LOOK AT IT AND CAN'T POINT OUT THE RIGHT PROBLEM, A LOT OF ASSUMPTION POSSIBLE THE THERMOSTAT, OR RADIATOR, WATER PUMP, OR THE FAN, ETC.

84mo ago
Transmission 2

TL* THE CONTACT OWNS A 2003 CADILLAC CTS. THE CONTACT STATED THAT THE TRANSMISSION ASSEMBLY MADE AN ABNORMAL SOUND AND THE GEARS SLIPPED WITHOUT WARNING. MARTIN BUICK GMC (12101 W OLYMPIC BLVD, LOS ANGELES, CA 90064, (310) 622-9334) WAS UNABLE TO PROVIDE A PERMANENT REMEDY; THEREFORE, THE FAILURE CONTINUED. THE VEHICLE WAS NOT REPAIRED AFTER SEVERAL EXTENSIVE REPAIRS FROM THE DEALER. THE CONTACT WAS PROVIDED WITH A LOANER VEHICLE FOR MORE THAN THREE MONTHS. THE DEALER RETURNED THE VEHICLE TO THE CONTACT WITHOUT IT BEING REPAIRED. THE VEHICLE WAS UNABLE TO BE DRIVEN SAFELY. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE AND THE CASE MANAGER WAS TO FOLLOW-UP WITH THE DEALER AND OWNER TO DETERMINE IF THERE WERE GUIDELINES FOR A REPAIR. THE VIN WAS NOT AVAILABLE. THE APPROXIMATE FAILURE MILEAGE WAS 59,000.

87mo ago
Engine 4

AT ABOUT APPROXIMATELY 4:22 AM THIS MORNING MY CAR WAS ENGULFED IN FLAMES IN MY DRIVEWAY. I WAS AWAKENED BY MY CADILLAC CTS 2003 CAR ALARM AS THE FLAMES WE'RE VISIBLE THRU MY BEDROOM WINDOW. AT WHICH TIME I RAN OUTSIDE TO TURN ON THE WATER HOSE TO TURN OFF THE FIRE AS MY FAMILY WAS SLEEPING IN THE HOUSE. MY HUSBAND'S CAR WAS RIGHT NEXT TO MY CADI THAT HAD A FULL TANK OF FUEL. I CALLED 911 AND THE FIRE DEPARTMENT ARRIVED TO TURN OFF THE FIRE ON THE CADILLAC CTS 2003. AND FOR MORE THAN TEN MINUTES THE FIRE WAS STILL BLAZING AS THE FIREMEN UNABLE TO CONTROL THE FLAMES. MY CAR IS GONE AS IT BURNED DOWN. PLEASE HELP ME TO UNDERSTAND WHY THIS HAPPENED. I ONLY CARRIED LIABILITY AS THIS WAS ALL I COULD AFFORD. I THANK THE LORD THAT EVEN WHEN WE WERE IN HARM'S WAY, HE JEHOVAH GOD PROTECTED US. ALL THE GLORY TO JESUS CHRIST THAT THEIR WAS NO LOST OF LIFE. MATERIAL THINGS CAN BE REPLACED. I AM GRATEFUL TO GOD FOR HIS MERCY AND GRACE. HE HAS TOTAL CONTROL AND I KNOW THAT HE WAS WITH US. I WAS NOT AWARE THAT THESE CARS HAVE A HISTORY OF CATCHING ON FIRE. I AM GLAD THAT WE WERE NOT ON THE ROAD WHEN THIS HAPPENED. MY MOTHER SUFFERED A STROKE AND THIS COULD OF BEEN MORE DETRIMENTAL BUT GOD DID NOT PERMIT THE HAND OF THE ENEMY TO TOUCH US PHYSICALLY, HALELUJAH TO THE LAMB OF GOD! I AM BLESSED TO BE A CHILD OF GOD! I KNOW THAT HE WILL GIVE US JUSTICE BECAUSE HE DOES NOT FORSAKE HIS CHILDREN AND HE IS A GOD THAT DOES NOT LIE. HE IS GOD EMANUEL! HE IS MY SHALOM!

89mo ago
Electrical 1

DRS AIRBAG LIGHT ON ON DASH

92mo ago
Engine 1

DRIVING 70+MPH ON FREEWAY IN FAST LANE. CAR STOP ACCERLATING AND NO RPM THE STEELING WHEEL THEN LOCKED ON ME WHILE IN THE FAST LANE ON FREEWAY. I IMMEDIATELY PULLED OVER RESTARTED THE CAR AND WAS ABLE TO MOVE SAFELY OFF FREEWAY.

94mo ago
Brakes 1

WHILE DRIVING AT A STEADY SPEED AND FOR NO APPARENT REASON, THE STABILITY SYSTEM ENGAGED, I WAS UNABLE TO CONTROL VEHICLE, COULD NOT ENGAGE BRAKES, VEHICLE BEGAN LOSING POWER & STALLED IN FREEWAY TRAFFIC. LASTLY, THE BRAKES VIBRATE AND THE CAR'S VALVE COVER GASKETS ARE MADE OF PLASTIC WHICH MAY LEAK & START A FIRE.

94mo ago
Engine 2

I WAS DRIVING DOWNHILL ON DALLAS RD IN WEST RICHLAND, WA I STARTED TO APPLY BRAKES TO TURN INTO QUAIL SPRINGS APARTMENT COMPLEX, IDK WHETHER IT WAS DUE TO THE ROAD OR THE WAY I HIT THE BRAKES BUT IT MOVED MY KEY OUT OF THE RUN POSITION CAUSING THE ENGINE TO TURN OFF, I WAS SLOWING DOWN PROGRESSIVELY FROM 55 MILES AN HOUR AND HEARD SOMETHING THAT SOUNDED LIKE MY ENGINE HAD FALLEN APART. AFTER GETTING IT STOPPED I POPPED THE HOOD AND NOTICED DAMAGE TO MY TENSIONER PULLEY IT HAD CAME OFF AND MY SERPENTINE BELT HAD SHREDDED, I CALLED AND GOT IT TOWED TO THE NEAREST PLACE I COULD TO GET IT LOOKED AT. WHEN REPLACING THE SERPENTINE BELT THEY SAID IT'D BE GOOD TO CHECK THE TIMING BELT AS WELL JUST IN CASE. UPON CHECKING IT THEY NOTICED PIECES OF SERPENTINE BELT HAD GOTTEN INSIDE OF THERE SOMEHOW CAUSING THE TIMING BELT DAMAGE. WITH THIS TYPE OF ENGINE IF TIMING BELT GETS RUINED 98% VALVES AND PISTONS KISS WHICH CAUSES BENT VALVES ON THE HEAD. I WAS TOLD THE CAR WOULD NOT RUN ANYMORE UNLESS I PUT A BRANDNEW ENGINE IN AND THEY WANTED TO CHARGE ME 6000 FOR THAT, I LOOKED UP A USED ENGINE ON EBAY FOR 650 THEY STILL WANTED 3000, I DON'T HAVE THAT KIND OF MONEY SITTING AROUND AND HAVE BEEN SUFFERING WITHOUT MY VEHICLE SINCE THIS HAPPENED. I'VE MISSED WORK AND AM LUCKY ME OR CHILD WEREN'T HURT DURING THIS SITUATION. I CALLED THE LOCAL CADILLAC DEALERSHIP THIS MORNING AND EXPLAINED WHAT HAPPENED THE GUY I SPOKE WITH WAS VERY RUDE AND TOLD ME THERES NOTHING THE COULD DO TO HELP ME, I ASKED ABOUT THE RECALL AGAIN AND HE SAID I NEED TO CALL CORPORATE I DIALED THE NUMBER HE GAVE ME AND DIDN'T GET THRU TO ANYBODY. LUCKY I LOOKED UP THE NUMBER MYSELF EXPLAINED THE SITUATION TO THEM THEY GAVE ME A CASE # AND SAID I'D BE CONTACTED WITHIN 1TO 2 BUSINESS DAYS BY A SENIOR ADVISOR. BOTTOM LINE IS I'M STILL STUCK WITHOUT A WORKING VEHICLE DUE TO THIS RECALL.

97mo ago
Brakes 4

TL* THE CONTACT OWNS A 2003 CADILLAC CTS. THE CONTACT STATED THAT THE VEHICLE WAS LEAKING BRAKE FLUID AND THE LOW BRAKE FLUID WARNING INDICATOR ILLUMINATED. THE CONTACT OBSERVED SMOKE COMING FROM THE REAR PASSENGER SIDE OF THE VEHICLE NEAR THE TIRE. AN INDEPENDENT MECHANIC CONFIRMED THE FAILURE, BUT DID NOT DIAGNOSE THE CAUSE OF THE FAILURE. THE CONTACT WAS ADVISED TO REFILL THE BRAKE FLUID CONTAINER. THE VEHICLE WAS NOT TAKEN TO A DEALER FOR DIAGNOSTIC TESTING OR REPAIRS. THE MANUFACTURER WAS NOT INFORMED OF THE FAILURE. THE FAILURE MILEAGE WAS 126,000.

97mo ago
Electrical 1

AIRBAG LIGHT IS STUCK ON. AFTER RESEARCHING ISSUE THERE WAS A RECALL ON THE PASSENGER SIDE SEAT AIRBAG SENSOR. CALLED DEALER AND WAS TOLD THIS CAR WASN'T PART OF THE RECALL FOR THIS ISSUE. SEEMS LIKE THE SAME REASON THE OTHER CARS WERE RECALLED.

97mo ago
Electrical 2

I PURCHASED A 2003 CADILLAC CTS FROM CAR MART IN ANNISTON, ALABAMA ON OR ABOUT MAY 5, 2017. SHORTLY AFTER SIGNING THE CONTRACT, WHICH INCLUDED AN AIRBAG REFERENCE, THE SERVICE AIRBAG LIGHTS CAME ON. THEY COME ON AT RANDOM TIMES AND INCLUDE SERVICE AIRBAG ANDREW AIRBAG ICON. I DID NOT NOTICE THAT THE BOTTOM OF THE AIRBAG ON THE DRIVER STEERING WHEEL HAD A SMALL CRACK ACROSS IT THAT YOU COULD ACTUALLY SEE THE AIRBAG CONTAINER. AFTER BEING ASSURED THAT AN EXCUTIVE OF THE COMPANY WOULD REVIEW OUR CONTRACT AND GET BACK WITH ME ON THIS COMPLAINT AROUND 2 WEEKS AFTER TAKING POSSESSION OF VECHICLE. AS OF TODAY I HAVE HAVE NOT BEEN CONTACTED EVEN AFTER CALLING AND LEAVING MESSAGES. I WAS DRIVING DOWN HWY.78 WEST WHEN THE LIGHTS FIRST CAME ON AND CONTINUE TO DO SO AT RANDOM TIMES. MY WIFE IS SHORT SO SHE IS ALMOST UP TO THE STEERING WHEEL. I ALSO HAVE A 5 YR OLD DAUGHTER. I AM IN CONSTANT FEAR AND WORRY THAT THE AIRBAG WILL DEPLOY PREMATURELY OR WHEN HITTING A SMALL POTHOLE. I HAVE CHECKED FOR ANY RECALLS FROM THE MANUFACTURER AND THERE ARE NONE. I WOULD TRULY APPRECIATE ANY ASSISTANCE I CAN GET TO CORRECT THIS PROBLEM. IT IS AN ACCIDENT WAITING TO HAPPEN.

99mo ago
Electrical 4

MY 2003 CADILLAC CTS CAUGHT ON FIRE. FIREMAN SAID THAT IT WAS THE WINDSHIELD WIPER MODULE THAT CAUGHT ON FIRE. THE CAR WAS PARKED FOR HOURS AND FIRE STARTED WHILE WE WAS SLEEPING. THE WHOLE ENGINE IS BURNT UP AND THE CAR IS TOTALED. NOW I HAVE NO CAR AND NO MONEY TO GET ANOTHER CAR.

102mo ago

321 total

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