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2005 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

81 reports with mileage · 20 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.

  • Electrical System. Review the 23 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Power Train. Review the 18 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Engine. Review the 12 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

13 crash reports4 fire reports4 injury reports

Fuel System, Gasoline complaints

3 reports
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83,029 miles · Mar 21, 2014
Electrical SystemFuel System, Gasoline

TL* THE CONTACT OWNS A 2005 CADILLAC STS. THE CONTACT STATED THAT WHILE TRAVELING VARIOUS SPEEDS, THE VEHICLE SUDDENLY STALLED AND THE ACCESSORY ACTIVE WARNING LIGHT ILLUMINATED. THE VEHICLE WAS TAKEN TO THE DEALER WHERE IT WAS FOUND THAT THE COMPUTER MODULE NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED. THE MANUFACTURER WAS C…

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TL* THE CONTACT OWNS A 2005 CADILLAC STS. THE CONTACT STATED THAT WHILE TRAVELING VARIOUS SPEEDS, THE VEHICLE SUDDENLY STALLED AND THE ACCESSORY ACTIVE WARNING LIGHT ILLUMINATED. THE VEHICLE WAS TAKEN TO THE DEALER WHERE IT WAS FOUND THAT THE COMPUTER MODULE NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED. THE MANUFACTURER WAS CONTACTED ABOUT THE FAILURE. THE FAILURE MILEAGE WAS 83,029. UPDATED 05/12/14 *LJ THE FUEL PUMP RELAY WAS REPLACED. UPDATED 05/14/14

NHTSA ODI #10574088

60,000 miles · Aug 17, 2011
Fuel System, Gasoline

TL* THE CONTACT OWNS A 2005 CADILLAC STS. THE CONTACT STATED WHILE DRIVING 70 MPH THE VEHICLE STALLED WITHOUT WARNING. THE CONTACT STATED THE ENGINE WAS RUNNING, BUT THE VEHICLE WOULD NOT ACCELERATE. THE CONTACT PULLED OVER AND SHUT THE VEHICLE OFF. THE CONTACT WAS ABLE TO RESTART THE VEHICLE ,ONLY TO HAVE IT STALL AGAIN. TH…

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TL* THE CONTACT OWNS A 2005 CADILLAC STS. THE CONTACT STATED WHILE DRIVING 70 MPH THE VEHICLE STALLED WITHOUT WARNING. THE CONTACT STATED THE ENGINE WAS RUNNING, BUT THE VEHICLE WOULD NOT ACCELERATE. THE CONTACT PULLED OVER AND SHUT THE VEHICLE OFF. THE CONTACT WAS ABLE TO RESTART THE VEHICLE ,ONLY TO HAVE IT STALL AGAIN. THE CONTACT TOOK THE VEHICLE TO A AUTO REPAIR STOP FOR A DIAGNOSTIC TEST. THE TEST RESULTS DID NOT READ ANY CODES. THE CONTACT STATED THAT AFTER RE-FUELING THE VEHICLE, THE FUEL GAUGE WOULD NOT READ THE CORRECT FUEL AMOUNT AND THE VEHICLE WOULD NOT RESTART. THE CONTACT NOTICE A NHTSA CAMPAIGN I.D. NUMBER 06V020000 (FUEL SYSTEM, GASOLINE:DELIVERY) AND THEN CALLED THE MANUFACTURER. THE MANUFACTURER STATED THAT THE VIN NUMBER WAS INCLUDED INCLUDED IN THE RECALL. THE CONTACT STATED THE VEHICLE HAD EXPERIENCED THE SAME FAIULRES STATED IN THE RECALL. THE CONTACT STATED THE VEHICLE WAS UNSAFE TO DRIVE. THE CONTACT FAILURE MILEAGE WAS 60,000.

NHTSA ODI #10419814

47,000 miles · Jan 30, 2008
Electrical SystemFuel System, Gasoline

TL*THE CONTACT OWNS A 2005 CADILLAC STS. THE GAS TANK WAS FILLED WITH GAS AND THE FUEL GAUGE INDICATED THAT THE TANK WAS FULL. HOWEVER, IMMEDIATELY AFTER FILLING THE GAS TANK, THE CONTACT NOTICED THAT THE FUEL GAUGE INDICATED AN EMPTY TANK. THE FAILURE WAS NOTICED WHILE DRIVING 65 MPH. THE EMERGENCY ONSTAR BUTTON ACTIVATED A…

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TL*THE CONTACT OWNS A 2005 CADILLAC STS. THE GAS TANK WAS FILLED WITH GAS AND THE FUEL GAUGE INDICATED THAT THE TANK WAS FULL. HOWEVER, IMMEDIATELY AFTER FILLING THE GAS TANK, THE CONTACT NOTICED THAT THE FUEL GAUGE INDICATED AN EMPTY TANK. THE FAILURE WAS NOTICED WHILE DRIVING 65 MPH. THE EMERGENCY ONSTAR BUTTON ACTIVATED AUTOMATICALLY. ONSTAR STATED THAT THE FUEL SYSTEM FAILED. THE VEHICLE WAS AT THE DEALER FOR TEN DAYS AND WAS STILL UNSAFE TO DRIVE BECAUSE NO REPAIRS WERE MADE. THE CURRENT AND FAILURE MILEAGES WERE 47,000.

NHTSA ODI #10216477

Official recalls

3

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.

06V125000 · Suspension:rear

Apr 20, 2006

CERTAIN VEHICLES HAVE A LEFT OR RIGHT REAR SUSPENSION TOE LINK THAT COULD SEPARATE BECAUSE OF AN INCORRECT WELD.

Consequence & remedy

Consequence: IF THIS WERE TO OCCUR, THE AFFECTED REAR WHEEL WOULD BE ABLE TO TURN IN OR OUT, AFFECTING VEHICLE CONTROL, WHICH COULD RESULT IN A CRASH.

Remedy: DEALERS WILL INSPECT THE RIGHT AND LEFT TOE LINK AND REPLACE AS REQUIRED. IF A TOE LINK IS REPLACED, THE DEALER WILL PERFORM A WHEEL ALIGNMENT. THE RECALL BEGAN ON MAY 3, 2006. OWNERS MAY CONTACT CADILLAC AT 1-866-982-2339.

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.

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.