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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

What owners actually said

139 reports
2,700 miles · Apr 11, 2016
Electronic Stability Control (esc)

TL* THE CONTACT OWNS A 2006 CADILLAC STS. WHILE ATTEMPTING TO MAKE A RIGHT TURN ONTO A THREE LANE HIGHWAY FROM A COMPLETED STOP, THE VEHICLE STALLED WITHOUT WARNING. THE CONTACT STATED THAT THE FAILURE RECURRED ON SEVERAL OCCASIONS INTERMITTENTLY. THE VEHICLE WAS TAKEN TO THE DEALER FOR DIAGNOSTIC TESTING, BUT THE FAILURE COULD …

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TL* THE CONTACT OWNS A 2006 CADILLAC STS. WHILE ATTEMPTING TO MAKE A RIGHT TURN ONTO A THREE LANE HIGHWAY FROM A COMPLETED STOP, THE VEHICLE STALLED WITHOUT WARNING. THE CONTACT STATED THAT THE FAILURE RECURRED ON SEVERAL OCCASIONS INTERMITTENTLY. THE VEHICLE WAS TAKEN TO THE DEALER FOR DIAGNOSTIC TESTING, BUT THE FAILURE COULD NOT BE DUPLICATED. THE CONTACT STATED THAT THE FAILURE RECURRED AND THE STABILITRACK INDICATOR ILLUMINATED ON THE INSTRUMENT PANEL. THE VEHICLE WAS TAKEN TO THE DEALER WHERE IT WAS DIAGNOSED THAT THE STABILITRACK WOULD NEED TO BE SERVICED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 2,700.

NHTSA ODI #10854852

96,000 miles · Mar 28, 2016
Air Bags

WE OWN A 2006 CADILLAC, STS, V8. AT APPROXIMATELY 96K MILES THE AIRBAG SENSOR WARNING ILLUMINATED. AT FIRST IT WAS INTERMITTENT. THEN BECAME CONSTANT. DEALERSHIP SAIS IT WILL BE $900-$1100 TO REPAIR. THE WARNING WAS FIRST NOTICED UPON STARTUP IN THE GARAGE. SAME PROBLEM EXISTED IN THE CTS AND WAS RECALLED ACCORDING TO THE…

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WE OWN A 2006 CADILLAC, STS, V8. AT APPROXIMATELY 96K MILES THE AIRBAG SENSOR WARNING ILLUMINATED. AT FIRST IT WAS INTERMITTENT. THEN BECAME CONSTANT. DEALERSHIP SAIS IT WILL BE $900-$1100 TO REPAIR. THE WARNING WAS FIRST NOTICED UPON STARTUP IN THE GARAGE. SAME PROBLEM EXISTED IN THE CTS AND WAS RECALLED ACCORDING TO THE TECH AT THE DEALERSHIP. CADILLAC SHOULD FIX THIS PROBLEM WITH AS MANY OTHER REPORTS THAT HAVE BEEN DOCUMENTED. OURSELVES ALONG WITH MANY OTHER CADILLAC STS OWNERS ARE DRIVING VEHICLES WITHOUT AIRBAGS. WHATS THE POINT?

NHTSA ODI #10851872

94,000 miles · Mar 22, 2016
Air Bags

TL* THE CONTACT OWNS A 2006 CADILLAC STS. WHILE DRIVING 50 MPH, THE AIR BAG LIGHTS REMAINED ILLUMINATED. THE VEHICLE WAS TAKEN TO THE DEALER WHERE IT WAS DIAGNOSED THAT THE AIR BAGS SENSOR NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 94,000…

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TL* THE CONTACT OWNS A 2006 CADILLAC STS. WHILE DRIVING 50 MPH, THE AIR BAG LIGHTS REMAINED ILLUMINATED. THE VEHICLE WAS TAKEN TO THE DEALER WHERE IT WAS DIAGNOSED THAT THE AIR BAGS SENSOR NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 94,000. UPDATED 05/11/16*LJ UPDATED 05/16/16. *JB

NHTSA ODI #10851064

89,000 miles · Mar 21, 2016
Air Bags

TL* THE CONTACT OWNS A 2006 CADILLAC STS. WHILE DRIVING VARIOUS SPEEDS, THE SERVICE AIR BAG WARNING MESSAGE DISPLAYED. THE FAILURE RECURRED ON NUMEROUS OCCASIONS. THE VEHICLE WAS TAKEN TO A DEALER WHERE IT WAS DIAGNOSED THAT THE FRONT PASSENGER SIDE PRESENCE MODULE NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFAC…

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TL* THE CONTACT OWNS A 2006 CADILLAC STS. WHILE DRIVING VARIOUS SPEEDS, THE SERVICE AIR BAG WARNING MESSAGE DISPLAYED. THE FAILURE RECURRED ON NUMEROUS OCCASIONS. THE VEHICLE WAS TAKEN TO A DEALER WHERE IT WAS DIAGNOSED THAT THE FRONT PASSENGER SIDE PRESENCE MODULE NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 89,000. UPDATED 08/30/16*LJ *TR

NHTSA ODI #10850869

150,000 miles · Feb 16, 2016
Power Train

COMPLETE FAILURE OF SUSPENSION:REAR:AXLE:SPINDLE AN REAR DIFFERENTIAL 2006 CADILLAC STS PLZ REF: NHTSA CAMPAIGN NUMBER: 07V589000 COMPONENT(S): POWER TRAIN RECALL SUBJECT : DRIVE AXLE SEAL LEAK GM RECALL NO. N070204 CAR WAS IN MOTION ON CITY STREET WHEN GRINDING NOISE BEGAN AND LOST ALL GEARS. ARE REPAIRS COVERABLE?

NHTSA ODI #10836312

120,000 miles · Feb 9, 2016
Engine And Engine CoolingPower Train

TL* THE CONTACT OWNS A 2006 CADILLAC STS. THE CONTACT STATED THAT WHILE DRIVING AT APPROXIMATELY 55 MPH, A STRONG BURNING ODOR EMITTED INSIDE OF THE VEHICLE. IN ADDITION, DROPS OF OIL WERE VISIBLE ON THE GROUND. THE VEHICLE WAS TAKEN TO THE DEALER WHERE IT WAS DIAGNOSED THAT THE FRONT PASSENGER'S SIDE AXLE SEAL FRACTURED. THE VE…

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TL* THE CONTACT OWNS A 2006 CADILLAC STS. THE CONTACT STATED THAT WHILE DRIVING AT APPROXIMATELY 55 MPH, A STRONG BURNING ODOR EMITTED INSIDE OF THE VEHICLE. IN ADDITION, DROPS OF OIL WERE VISIBLE ON THE GROUND. THE VEHICLE WAS TAKEN TO THE DEALER WHERE IT WAS DIAGNOSED THAT THE FRONT PASSENGER'S SIDE AXLE SEAL FRACTURED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 120,000. .....UPDATED 03/15/16 *BF UPDATED 03/17/16.*JB

NHTSA ODI #10825095

Mileage unknown · Feb 1, 2016
EngineSuspensionUnknown Or Other

HELLO, I PURCHASED A 2006 STS V8 LAST JANUARY. SINCE THEN I HAVE HAD TO REPLACE ALL FOUR TIRES IMMEDIATELY, A STARTER, AND THE BRAKES AND THEN REPLACE FRONT BRAKE PADS AGAIN. I RECENTLY WENT TO AUTO SHOP AND WAS TOLD CATALYTIC CONVERTER AND SUSPENSION NEED TO BE REPLACED. AFTER INVESTIGATION I REALIZED THERE WAS RECALL…

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HELLO, I PURCHASED A 2006 STS V8 LAST JANUARY. SINCE THEN I HAVE HAD TO REPLACE ALL FOUR TIRES IMMEDIATELY, A STARTER, AND THE BRAKES AND THEN REPLACE FRONT BRAKE PADS AGAIN. I RECENTLY WENT TO AUTO SHOP AND WAS TOLD CATALYTIC CONVERTER AND SUSPENSION NEED TO BE REPLACED. AFTER INVESTIGATION I REALIZED THERE WAS RECALLS ON THE 2005 STS V8 MODEL FOR THE BRAKES, SUSPENSION AND THE CATALYTIC CONVERTER HAS AN EXTENDED WARRANTY OF 12 YEARS AND 200000 MILES. THE FACT IS THAT FURTHER INVESTIGATION SHOWED MY CAR WAS BUILT IN 2005 AND THE ACTUAL MANUFACTURE DATE ON VEHICAL WAS 6/20/2005 WHICH WAS LAST DATE OF PRODUCTION FOR THE 05 MODEL. THE 2006 MANUFACTURE OR BUILD DATE BEGAN ON 6/23/05. IT SEEMS ODD ALL THE RECALLS FOR THE 05 MODEL ARE ALL THE YEAR OLD VEHICLE ARE FACED WITH. I CALLED CADILLAC AND THEY SAID ALTHOUGH THE BUILD DATE OF VEHICLE IS VALID THE VIN NUMBER IS WHAT IS FOLLOWED. HOWEVER, FURTHER RESEARCH SHOWS THEY ACTUALLY FOUND THE SAME RECALL ON THE 05 CATALYTIC CONVERTER ON A 2007 CADILLAC. EVERYTHING POINTS TO THE FACT THAT THE MY 2006 MODEL WAS ACTUALLY EITHER A LATE MODEL OF A 2005 BY THE BUILD DATE OF 6/20/05 AND OR THE SAME PARTS HAVE BEEN USED AS THE 2005 RECALL. LASTLY THE VIN NUMBER WHEN I PULLED UP ON A SITE SHOWED IT WAS ACTUALLY A CTS MODEL. I HAVE SPENT A LOT OF TIME AND HAVE A GREAT DEAL OF DATA I COULD SHARE THAT WOULD BACK THAT MY 2006 STS V8 ACTUALLY IS PART OF THE RECALL CARS. I UNDERSTAND THE VIN NUMBER IS WHAT IS LOOKED AT BUT WHEN MODEL YEAR CARS ARE BEING MADE AND SOLD AS DIFFERENT YEARS THAN WHEN THEY ARE PRODUCED AND RECALLS EFFECT THE YEAR OF ACTUAL BUILD THIS BECOMES VERY CONCERNING. AS IN THE PAST YEAR I WILL BE SPENDING OVER 3000$ PLUS DOLLARS TO FIX THIS CAR. I.HOPE YOU CAN LOOK INTO. AS THEY WONT EVEN INVESTIGATE OR GIVE ME THE SERIAL NUMBERS FOR THE PARTS BEING RECALLED

NHTSA ODI #10823375

160,000 miles · Dec 20, 2015
Air Bags

WHILE STARTING MY CAR, A LIGHT CAME ON MY CAR INDICATING "SERVICE AIR BAG". I TOOK MY CAR TO THE DEALERSHIP AND THEY INDICATED THAT THE PASSENGER SEAT MODULE FOR THE AIR BAG NEEDED REPLACEMENT IN ORDER TO CORRECT THE SERVICE AIR BAG ISSUE. THE TOTAL COST OF REPAIR INCLUDING PARTS, LABOR AND REPROGRAMMING WAS $1,000 TO $1,200. I …

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WHILE STARTING MY CAR, A LIGHT CAME ON MY CAR INDICATING "SERVICE AIR BAG". I TOOK MY CAR TO THE DEALERSHIP AND THEY INDICATED THAT THE PASSENGER SEAT MODULE FOR THE AIR BAG NEEDED REPLACEMENT IN ORDER TO CORRECT THE SERVICE AIR BAG ISSUE. THE TOTAL COST OF REPAIR INCLUDING PARTS, LABOR AND REPROGRAMMING WAS $1,000 TO $1,200. I DO NOT HAVE $1,000 TO FIX THIS PROBLEM, SO I AM FORCED TO DRIVE A CAR WITHOUT AIRBAGS. THE 2005 - 2007 CTS HAS THE SAME ISSUE AND GM ISSUED A RECALL. WHY NOT THE STS???

NHTSA ODI #10811342

110,000 miles · Dec 14, 2015
Air Bags

TL* THE CONTACT OWNS A 2006 CADILLAC STS. THE CONTACT STATED THAT WHILE DRIVING AT AN UNKNOWN SPEED, THE AIR BAG WARNING LIGHT ILLUMINATED. THE VEHICLE WAS TAKEN TO THE DEALER. THE TECHNICIAN DIAGNOSED THAT THE PASSENGER SEAT AIR BAG SENSOR NEEDED TO BE REPLACED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE VEHICLE WA…

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TL* THE CONTACT OWNS A 2006 CADILLAC STS. THE CONTACT STATED THAT WHILE DRIVING AT AN UNKNOWN SPEED, THE AIR BAG WARNING LIGHT ILLUMINATED. THE VEHICLE WAS TAKEN TO THE DEALER. THE TECHNICIAN DIAGNOSED THAT THE PASSENGER SEAT AIR BAG SENSOR NEEDED TO BE REPLACED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS 110,000.

NHTSA ODI #10809963

Mileage unknown · Nov 9, 2015
Engine

THE CAR SPARK PLUGS KEEP GOING OUT AND THE CAR IS MAKE A CLICKING NOISE IT IS SILENDER 1 AND 3.

NHTSA ODI #10789428

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.