Problems · by component
2003 Cadillac CTS vehicle speed control problems
25 owner complaints to NHTSA about the 2003 Cadillac CTS cite vehicle speed control, 8% of all 319 complaints for this model year.
Complaints
25
8% of all complaints
Crashes
5
Reported by owners
Fires
0
Reported by owners
Injuries
1
Reported by owners
What owners say about the vehicle speed control
Verbatim from NHTSA complaints, newest first
“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.”
“WHEN THE CAR IS DRIVING AT 50 MPH OR HIGHER A MESSAGE IS SENT ACROSS THE DASHBOARD SAYING TO "SERVICE STABILITY SYSTEM" I TOOK IT TO A MECHANIC SO SENSORS WERE BAD AND HE COULD NOT FIND THE ISSUE, WHEN THIS MESSAGE APPEARS ON THE DASHBOARD AT HIGH SPEEDS IT FEELS LIKE ABS KICKS IN WITHOUT ME TOUCHING THE BRAKES AT ALL, SO THE CAR WILL BRAKE ON ITS OWN AND ALMOST CAUSED A MULTI-CAR PILE UP BECAUSE MY CAR STARTED BRAKING ON ITS OWN OUT OF MY CONTROL”
“TL* THE CONTACT OWNS A 2003 CADILLAC CTS. WHILE PARKED, THE VEHICLE ACCELERATED INDEPENDENTLY AND CRASHED INTO A DUMPSTER. THE AIR BAGS FAILED TO DEPLOY. A POLICE REPORT WAS NOT FILED AND THERE WERE NO INJURIES REPORTED. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS UNKNOWN.”
“WHILE DRIVING TURNING LEFT ONTO AN EXPRESSWAY ENTRANCE MY ENGINE SHUT DOWN I BELIEVE IT WAS THE IGNITION SWITCH. I'VE TAKEN THE VEHICLE TO THE DEALER NUMEROUS TIMES AND THEY CAN'T SEEM TO FIND A SOLUTION. I AM IN FEAR THAT ONE DAY THIS CAR WILL LOSE POWER AT THE WRONG TIME AND CAUSE A SERIOUS IF NOT FATAL ACCIDENT. I WOULD LIKE THE PROBLEM FIXED OR A REIMBURSEMENT TO INVEST IN A NEW VEHICLE BEFORE IT IS TOO LATE. *TR”
“WHEN DRIVING IT WOULD ENGAGE TO STABILITY MODE AND ALSO SERVICE STABILITY.. HOWEVER THE CAR WOULD GET OUT OF CONTROL AND IT WOULD BE AS IF YOU PUT YOU BRAKES ON WHEN YOU WERE IN WATER... BUT NO WATER AND I HADN'T PUT THE BRAKE UNTIL I HAD TO.. BECAUSE IT WENT OUT OF CONTROL FOR A QUICK (BUT MORE FREQUENT) TIME...I TOOK IT IN FINALLY AND ASKED IF THERE WERE ANY RECALLS BECAUSEWHEN I PURCHASED IT IN 2003 NEW. I HAD TO HAVE THE SHAFT BOLT FIXED ... THEN I HAD TO HAVE THE AIR BAG SERVICED AND THEY CHARGED ME FOR THAT ANOTHER TIME. THEN MY SEAT MOTOR WENT OUT. ETC. ALL WITHIN THE 1ST 5 YEARS WITH LOW MILEAGE TOO. SO I'VE BEE WAITING TO FIX THIS SINCE I AM A WIDOW AND DON'T WHO TO TRUST ANYMORE... I WAS TOLD THIS TIME IT IS LEAKING IN THE DIFFERENTIAL AND THAT'S WHY IT RUNS ROUGH AND JOLTS WHEN I PUT IN GEAR...AND THE THERMOSTAT AND 2 CAPS IN FRONT LEAKING ... WHO KNOWS.. BUT TOMORROW THEY WILL CALL ME WITH THE AMOUNT IT IS GOING TO COST... APPROX. 13 HOURS OF WORK.... *TR”
“TL* THE CONTACT OWNS A 2003 CADILLAC CTS. THE CONTACT STATED THAT THE VEHICLE EXHIBITED A RECURRING STALLING FAILURE. THE VEHICLE WAS TAKEN TO THE DEALER NUMEROUS TIMES WHERE SEVERAL UNKNOWN REPAIRS WERE PERFORMED ON THE VEHICLE BUT TO NO AVAIL. THE FAILURE MILEAGE WAS 59,730 AND THE CURRENT MILEAGE WAS 79,000. UPDATED 06/30/14 MA UPDATED 07/3/2014 *JS”
Showing 6 of 25 reports. Read every report on NHTSA.gov.
Data from NHTSA Complaints API (owner reports, unverified) · synced Nov 9, 2026NHTSA vehicle page
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.