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2006 Cadillac Sts

Owner reports · Recalls · Investigations

Limited comparison data

There is not enough comparable history to draw a useful model-year comparison.

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When problems were reported

Mileage at the reported incident

114 reports with mileage · 25 unknown

NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.

What to inspect

Issues worth paying extra attention to based on owner reports.

  • Air Bags. Review the 57 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Electrical System. Review the 21 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Engine. Review the 20 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

16 crash reports6 fire reports13 injury reports

Engine complaints

20 reports
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96,000 miles · May 28, 2015
Engine

TL* THE CONTACT OWNS A 2006 CADILLAC STS. THE CHECK ENGINE LIGHT REMAINED ILLUMINATED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHERE IT WAS DIAGNOSED THAT THE ENGINE HAD EIGHT MISFIRES AND THE ICM NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED; HOWEVER, THE FAILURE RECURRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE…

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TL* THE CONTACT OWNS A 2006 CADILLAC STS. THE CHECK ENGINE LIGHT REMAINED ILLUMINATED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHERE IT WAS DIAGNOSED THAT THE ENGINE HAD EIGHT MISFIRES AND THE ICM NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED; HOWEVER, THE FAILURE RECURRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 96,000.

NHTSA ODI #10722017

85,000 miles · Jan 15, 2015
Air BagsElectronic Stability Control (esc)EngineCrashFireInjury

I WAS TRAVELING THROUGH THE COUNTRYSIDE ON MY WAY HOME FROM WORK. MY CAR SUDDENLY STALLED, I LOST CONTROL OF THE VEHICLE AND SLAMMED INTO AN ON COMING CAR IN THE OTHER LANE. THIS CAUSED PERMANENT TRAUMATIC BRAIN INJURY AS OUR AIRBAGS NEVER DEPLOYED CAUSING US TO SLAM OUR HEADS OFF WINDSHIELD AND SIDE DOOR WINDOW. *TR

NHTSA ODI #10672833

60,000 miles · Jan 15, 2015
EngineCrashInjury

TL* THE CONTACT OWNED A 2006 CADILLAC STS. WHILE DRIVING 45 MPH, THE ENGINE STALLED WITHOUT WARNING AND THE VEHICLE CRASHED INTO A TREE. THE FAILURE RECURRED NUMEROUS TIMES PRIOR TO THE CRASH. THE CONTACT AND THE TWO REAR PASSENGERS SUSTAINED INJURIES THAT REQUIRED MEDICAL ATTENTION. A POLICE REPORT WAS FILED. THE VEHICLE WAS DE…

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TL* THE CONTACT OWNED A 2006 CADILLAC STS. WHILE DRIVING 45 MPH, THE ENGINE STALLED WITHOUT WARNING AND THE VEHICLE CRASHED INTO A TREE. THE FAILURE RECURRED NUMEROUS TIMES PRIOR TO THE CRASH. THE CONTACT AND THE TWO REAR PASSENGERS SUSTAINED INJURIES THAT REQUIRED MEDICAL ATTENTION. A POLICE REPORT WAS FILED. THE VEHICLE WAS DESTROYED AND TOWED TO AN UNKNOWN LOCATION. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 60,000. THE VIN WAS UNAVAILABLE.

NHTSA ODI #10672830

70,000 miles · Jan 14, 2015
Air BagsEngineCrashInjury

TL* THE CONTACT OWNS 2006 CADILLAC STS. THE CONTACT STATED THAT WHILE DRIVING 60 MPH, THE VEHICLE STALLED WITHOUT WARNING CAUSING ANOTHER VEHICLE TO CRASH INTO THE CONTACT'S VEHICLE. THE VEHICLE ROLLED OVER SEVERAL TIMES EJECTING BOTH THE CONTACT AND FRONT PASSENGER FROM THE VEHICLE. THE DRIVER AND FRONT PASSENGER SUSTAINED NECK…

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TL* THE CONTACT OWNS 2006 CADILLAC STS. THE CONTACT STATED THAT WHILE DRIVING 60 MPH, THE VEHICLE STALLED WITHOUT WARNING CAUSING ANOTHER VEHICLE TO CRASH INTO THE CONTACT'S VEHICLE. THE VEHICLE ROLLED OVER SEVERAL TIMES EJECTING BOTH THE CONTACT AND FRONT PASSENGER FROM THE VEHICLE. THE DRIVER AND FRONT PASSENGER SUSTAINED NECK, BACK AND BRAIN INJURIES THAT REQUIRED MEDICAL ATTENTION. A POLICE REPORT WAS FILED. THE VEHICLE WAS DESTROYED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 70,000.

NHTSA ODI #10672542

45,000 miles · Nov 29, 2014
EngineFuel/propulsion System

THE FUEL DELIVERY SYSTEM HAS BEEN FAILING IN THE SAME MANNER THAT I HAVE SEEN MANY OTHER CADILLAC OWNERS HAVE GOTTEN REPAIRED THROUGH A RECALL ALREADY IN PLACE. EVERY SINGLE TIME I PUT GAS IN THE TANK THE CAR REFUSES TO TURN ON WITH THE FIRST ATTEMPT. THE ONLY WAY TO GET THE CAR TO TURN ON IS AFTER MULTIPLE ATTEMPTS AND FINALLY …

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THE FUEL DELIVERY SYSTEM HAS BEEN FAILING IN THE SAME MANNER THAT I HAVE SEEN MANY OTHER CADILLAC OWNERS HAVE GOTTEN REPAIRED THROUGH A RECALL ALREADY IN PLACE. EVERY SINGLE TIME I PUT GAS IN THE TANK THE CAR REFUSES TO TURN ON WITH THE FIRST ATTEMPT. THE ONLY WAY TO GET THE CAR TO TURN ON IS AFTER MULTIPLE ATTEMPTS AND FINALLY ENOUGH FUEL GETS DELIVERED TO THE SYSTEM. SIMILARLY, THE CAR WILL HESITATE OR FEEL LIKE NO GAS IS BEING DELIVERED TO THE ENGINE WHILE DRIVING ON THE HIGHWAY. OFTEN, IT WILL CAUSE A DRAMATIC DROP IN SPEED CAUSING A DANGEROUS SITUATION. GM DEFINITELY NEEDS TO TAKE THIS INTO CONSIDERATION BECAUSE IT IS FAULTS EQUIPMENT RATHER THAN WEAR AND TEAR. ALSO, THERE SEEMS TO BE A SOME MAJOR ISSUE WITH THE OIL SYSTEM IN THE CAR. ONE WEEK AFTER A SYNTHETIC OIL CHANGE, THERE IS OVER 1 QUART OF OIL MISSING IN THE RESERVE. THERE HAS BEEN OVER 4 QUARTS MISSING AT A TIME. *TR

NHTSA ODI #10661288

53,820 miles · Aug 13, 2014
Engine

TL* THE CONTACT OWNS A 2006 CADILLAC STS. WHILE DRIVING APPROXIMATELY 35 MPH, THE ENGINE WARNING INDICATOR REMAINED ILLUMINATED. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER FOR DIAGNOSTIC TESTING. THE MECHANIC STATED THAT THE TIMING CHAIN STRETCHED AND NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED. THE MANUFACTURER WAS NOTIF…

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TL* THE CONTACT OWNS A 2006 CADILLAC STS. WHILE DRIVING APPROXIMATELY 35 MPH, THE ENGINE WARNING INDICATOR REMAINED ILLUMINATED. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER FOR DIAGNOSTIC TESTING. THE MECHANIC STATED THAT THE TIMING CHAIN STRETCHED AND NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED. THE MANUFACTURER WAS NOTIFIED. THE APPROXIMATE FAILURE MILEAGE WAS 53,820.

NHTSA ODI #10622119

Mileage unknown · Jun 25, 2014
EngineVehicle Speed Control

1) ON INTERSTATE I-495 LONG ISLAND EXPWY, CAR MOVING SLOW CAME FROM ON RAMP STRAIGHT ACROSS TO MIDDLE LANE. WENT TO ACCELERATE TO PASS IN LEFT LANE AND ENGINE STOPPED. PUTTED ON EMERGENCY FLASHERS AND WAS ABLE TO PULL INTO HOV SHOULDER AND RESTART ENGINE. 2) ON NORTHERN STATE PKWY (2 LANES ONLY) ON LONG ISLAND, NY AND WAS IN RIG…

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1) ON INTERSTATE I-495 LONG ISLAND EXPWY, CAR MOVING SLOW CAME FROM ON RAMP STRAIGHT ACROSS TO MIDDLE LANE. WENT TO ACCELERATE TO PASS IN LEFT LANE AND ENGINE STOPPED. PUTTED ON EMERGENCY FLASHERS AND WAS ABLE TO PULL INTO HOV SHOULDER AND RESTART ENGINE. 2) ON NORTHERN STATE PKWY (2 LANES ONLY) ON LONG ISLAND, NY AND WAS IN RIGHT LANE- SAW ONCOMING TRAFFIC MERGING AHEAD AND WENT TO GIVE GAS TO MOVE OVER TO LEFT LANE AND ENGINE STOPPED. AGAIN- MOVED TO SHOULDER, RESTARTED ENGINE. 3) WAS DOING 65 ON NJTPKE I-95N IN LEFT LANE BETWEEN CARS AND TRUCKS ON RIGHT. ENGINE STOPPED (NO ACCELERATION- JUST STRAIGHT DRIVING). I WAS BETWEEN VEHICLES AND NO PLACE TO PULL OVER- PUT CAR INTO N AND RESTARTED AND BACK TO DRIVE. THIS HAPPENED AGAIN- DID SAME THING. WHEN IT WAS CLEAR- PULLED OVER TO RIGHT SHOULDER- TURNED CAR OFF AND RESTARTED AND CONTINUED TRIP. ** COULD THIS BE PART OF THE RECENT RECALL ON CADDYS 2005-11 BUT DID NOT INCLUDE STS'S???? JUST FOR THE RECORD- HAVE NEW AIR FILTER AND SPRAYED BOTH THE MAF AND THROTTLE BODY VALVE WITH CORRECT CLEANERS- RECENTLY- AFTER SEEING A VIDEO ON CADDY COMPLAINT FORUM. *TR

NHTSA ODI #10606016

84,000 miles · Apr 2, 2014
Engine

TL* THE CONTACT OWNS A 2006 CADILLAC STS. THE CONTACT STATED THAT WHILE DRIVING 45 MPH, THE ACCESSORY LIGHT ILLUMINATED AS THE VEHICLE STALLED. THE VEHICLE WAS TAKEN TO THE DEALER WHERE THE TECHNICIAN STATED THAT THERE WAS AN IGNITION PROBLEM. NO REPAIRS WERE PERFORMED ON THE VEHICLE. THE MANUFACTURER WAS NOT CONTACTED ABOUT THE…

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TL* THE CONTACT OWNS A 2006 CADILLAC STS. THE CONTACT STATED THAT WHILE DRIVING 45 MPH, THE ACCESSORY LIGHT ILLUMINATED AS THE VEHICLE STALLED. THE VEHICLE WAS TAKEN TO THE DEALER WHERE THE TECHNICIAN STATED THAT THERE WAS AN IGNITION PROBLEM. NO REPAIRS WERE PERFORMED ON THE VEHICLE. THE MANUFACTURER WAS NOT CONTACTED ABOUT THE FAILURE.THE FAILURE MILEAGE WAS 84,000 AND THE CURRENT MILEAGE WAS 84,200. THE VIN WAS NOT AVAILABLE.

NHTSA ODI #10576851

65,000 miles · Apr 15, 2013
Engine

CAR SHUTS OFF WHILE DRIVING HAPPEN 4 TIMES IT STARTS UP GO ABOUT HALF A MILE SHUTS OFF AGAIN AFTER 4 TIMES IT WAS OK UNTIL ABOUT A MONTH LATER IT HAPPEN AGAIN. *TR

NHTSA ODI #10508324

78,142 miles · Apr 3, 2013
Electronic Stability Control (esc)EngineFuel System, Gasoline

THE ENGINE SHUT OFF WHEN I WAS DRIVING ON A SIDE STREET AT 20 MPH, AND ALSO SHUT OFF 5 TIMES AS I WAS DRIVING ON THE HIGHWAY AT 65 MPH. THE CLUSTER PANEL TURNED OFF, BUT THE RADIO STAYED ON. THE ODOMETER SHOWED A MESSAGE ENGINE CONTROL MODULE (ECM). I PULLED OVER, PUT THE CAR IN PARK, AND RESTARTED THE VEHICLE EACH TIME. THE…

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THE ENGINE SHUT OFF WHEN I WAS DRIVING ON A SIDE STREET AT 20 MPH, AND ALSO SHUT OFF 5 TIMES AS I WAS DRIVING ON THE HIGHWAY AT 65 MPH. THE CLUSTER PANEL TURNED OFF, BUT THE RADIO STAYED ON. THE ODOMETER SHOWED A MESSAGE ENGINE CONTROL MODULE (ECM). I PULLED OVER, PUT THE CAR IN PARK, AND RESTARTED THE VEHICLE EACH TIME. THE CADILLAC DEALERSHIP SAID THAT REAR AXLE PINION SEAL WAS THE ONLY RECALL FOR MY STS, BUT I AM EXPERIENCING NHTSA CAMPAIGN NUMBER: 06V020000 , AND NHTSA CAMPAIGN NUMBER: 06V007000 ALSO. *TR

NHTSA ODI #10505490

Official recalls

4

14V542000 · Fuel System, Gasoline:delivery:fuel Pump

Sep 9, 2014

General Motors LLC (GM) is recalling certain model year 2004-2007 Cadillac CTS-V vehicles manufactured October 6, 2003, to March 15, 2007, and 2006-2007 Cadillac STS-V vehicles manufactured June 23, 2005, to March 15, 2007. In the affected vehicles, the electrical terminals of the fuel pump module may overheat resulting in the melting of the flange material.

Consequence & remedy

Consequence: If the flange melts, a hole may be created allowing the fuel pump to leak fuel, causing the vehicle to stall, increasing the risk of a vehicle crash. Additionally, leaking fuel in the presence of an ignition source increases the risk of a fire.

Remedy: GM will notify owners, and dealers will replace the fuel module and fuel tank jumper harness, free of charge. GM sent out interim notices in late October. The recall began on March 12, 2015. Owners may contact Cadillac customer service at 1-800-458-8006. GM's number for this recall is 14405.

07V589000 · Power Train:axle Assembly:axle Shaft:seal

Dec 20, 2007

ON CERTAIN PASSENGER VEHICLES, THE REAR AXLE PINION SEAL DOES NOT MEET ALL OF THE SPECIFICATIONS AND MAY EXPERIENCE A FLUID LEAK.

Consequence & remedy

Consequence: A REAR DIFFERENTIAL FAILURE MAY CAUSE LOSS OF MOTIVE POWER AND POSSIBLY LOSS OF CONTROL INCREASING THE RISK OF A CRASH.

Remedy: DEALERS WILL REPLACE THE PINION SEAL FREE OF CHARGE. THE RECALL BEGAN ON FEBRUARY 1, 2008. OWNERS MAY CONTACT CADILLAC AT 1-800-458-8006 OR HTTP://WWW.CADILLAC.COM; PONTIAC AT 1-800-620-7668 OR HTTP://WWW.PONTIAC.COM; AND SATURN AT 1-800-972-8876 OR HTTP://WWW.SATURN.COM.

06V020000 · Fuel System, Gasoline:delivery

Jan 25, 2006

CERTAIN VEHICLES EQUIPPED WITH V6 ENGINES MAY HAVE A CONDITION WHERE FUEL IS NO LONGER SUPPLIED TO THE ENGINE. THIS CONDITION OCCURS WITHOUT THE ILLUMINATION OF THE FUEL LEVEL LOW INDICATOR LIGHT OR THE WARNING CHIME.

Consequence & remedy

Consequence: IF THE ENGINE STOPS RUNNING, THE OPERATOR WILL NOT BE ABLE TO RESTART THE VEHICLE WHICH COULD INCREASE THE RISK OF A CRASH.

Remedy: DEALERS WILL REPROGRAM THE ELECTRONIC CONTROL MODULE (ECM) WITH NEW SOFTWARE FREE OF CHARGE. OWNERS WERE NOTIFIED IN DECEMBER 2005 AND ASKED TO MAINTAIN AT LEAST 1/4 OF A TANK FUEL LEVEL TO AVOID THIS CONDITION UNTIL THE PARTS ARE AVAILABLE. THE PARTS ARE NOW AVAILABLE, OWNER RENOTIFICATION BEGAN ON MARCH 23, 2006. OWNERS MAY CONTACT CADILLAC AT 1-866-982-2339.

06V007000 · Vehicle Speed Control

Jan 13, 2006

ON CERTAIN PASSENGER VEHICLES EQUIPPED WITH ALL WHEEL DRIVE AND A 3.6L V6 ENGINE, THE TORQUE MONITORING FUNCTIONS OF THE ELECTRONIC THROTTLE CONTROL (ETC) ARE NOT ENABLED. THESE FUNCTIONS CAN LIMIT ENGINE SPEED AND TORQUE IF UNUSUAL ENGINE CONTROL MODULE (ECM) HARDWARE OR SOFTWARE FAILURES OCCUR.

Consequence & remedy

Consequence: WITHOUT THESE FUNCTIONS ENABLED, A PERSISTENT ECM FAILURE COULD RESULT IN A THROTTLE OPENING GREATER THAN COMMANDED BY THE DRIVER AND A CRASH COULD OCCUR.

Remedy: DEALERS WILL REPROGRAM THE ECM ON THESE VEHICLES FREE OF CHARGE. THE RECALL BEGAN ON JANUARY 24, 2006. OWNERS MAY CONTACT CADILLAC AT 1-866-982-2339.

Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗

NHTSA investigations

1

PE07037 · Failure Of The Rear Differential

Opened Jul 17, 2007 · Closed Dec 27, 2007

Status: closed (inferred from source dates) · Power Train:driveline:differential Unit

ODI EVALUATED TWO DIFFERENT ALLEGED DEFECTS INVOLVING REAR DRIVETRAIN COMPONENTS DURING THIS PRELIMINARY EVALUATION.GM IS CONDUCTING A RECALL TO ADDRESS ONE OF THE DEFECT CONDITIONS AND ODI HAS OPENED AN ENGINEERING ANALYSIS TO CONTINUE ITS INVESTIGATION OF THE OTHER ALLEGED DEFECT. ON DECEMBER 19, 2007, GM SUBMITTED A DEFECT INFORMATION REPORT TO NHTSA CONCERNING DEFECTIVE REAR AXLE PINION SEALS IN APPROXIMATELY 275,936 MODEL YEAR (MY) 2005-07 CADILLAC CTS, STS AND SRX VEHICLES AS WELL AS MY 2006-07 PONTIAC SOLSTICE AND MY 2007 SATURN SKY VEHICLES (RECALL 07V-589).ON STS AND SRX VEHICLES WITH ALL WHEEL DRIVE, THE FRONT AXLE PINION SEAL ALSO DOES NOT MEET ALL OF GM'S SPECIFICATIONS AND MAY EXPERIENCE A FLUID LEAK.GM INDICATED THAT THE SEAL SUPPLIER MADE AN UNAUTHORIZED CHANGE TO THE PINION SEAL MATERIAL.LEAKING PINION SEALS COULD RESULT IN LOSS OF REAR DIFFERENTIAL LUBRICATION WHICH COULD RESULT IN REAR WHEEL LOCK-UP AND LOSS OF VEHICLE CONTROL. ON DECEMBER 7, 2007, ODI OPENED AN ENGINEERING ANALYSIS (EA07-017) TO INVESTIGATE COMPLAINTS OF REAR DRIVETRAIN COMPONENT FAILURE (E.G., FRACTURED REAR DIFFERENTIAL CARRIER HOUSING OR REAR AXLE HALF SHAFTS) WHILE DRIVING IN APPROXIMATELY 7,600 MY 2004 THROUGH 2006 CADILLAC CTS-V VEHICLES.THIS CONDITION MAY RESULT IN A LOSS OF MOTIVE POWER AND VEHICLE DISABLEMENT AND IS NOT ADDRESSED BY RECALL 07V-589.ODI IDENTIFIED 35 COMPLAINTS (16 TO ODI AND 19 TO GM) AND 128 WARRANTY CLAIMS POTENTIALLY RELATED TO THIS CONDITION (SEE EA07-017 OPENING RESUME).THESE COMPLAINTS ARE NOT INCLUDED IN THE FAILURE REPORT SUMMARY OF THIS CLOSING RESUME. THE COMPLAINTS AND WARRANTY FIGURES GIVEN IN THIS RESUME ARE LIMITED TO THOSE THAT (A) ARE MOST LIKELY CAUSED BY A LEAKING REAR PINION SEAL; AND (B) RESULTED IN AN ALLEGATION OF A REAR DIFFERENTIAL FAILURE WHILE DRIVING.THE DATA DO NOT INCLUDE ALL REPORTS OF SEAL LEAKAGE.