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2001 Cadillac Deville

Owner reports · Recalls · Investigations

More warning signs than most Deville years

Owner complaints for the 2001 Cadillac Deville are substantially higher than the model-year median of 44.

About this comparison →

When problems were reported

Mileage at the reported incident

106 reports with mileage · 69 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 45 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Engine And Engine Cooling. Review the 38 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Air Bags. Review the 19 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

23 crash reports3 fire reports15 injury reports

What owners actually said

175 reports
Mileage unknown · Aug 20, 2014
EngineCrash

TL* THE CONTACT OWNS A 2001 CADILLAC DEVILLE. THE CONTACT STATED THAT THE VEHICLE STALLED WITHOUT WARNING CAUSING THE CONTACT TO CRASH INTO A MEDIAN. NO POLICE REPORT WAS FILED AND NO INJURIES WERE REPORTED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC. THE TECHNICIAN DIAGNOSED THAT THE ENGINE FAILED. UNKNOWN REPAIRS WERE MA…

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TL* THE CONTACT OWNS A 2001 CADILLAC DEVILLE. THE CONTACT STATED THAT THE VEHICLE STALLED WITHOUT WARNING CAUSING THE CONTACT TO CRASH INTO A MEDIAN. NO POLICE REPORT WAS FILED AND NO INJURIES WERE REPORTED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC. THE TECHNICIAN DIAGNOSED THAT THE ENGINE FAILED. UNKNOWN REPAIRS WERE MADE TO THE VEHICLE. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS UNKNOWN.

NHTSA ODI #10626733

Mileage unknown · Aug 19, 2014
Service BrakesSteeringCrashInjury

TL* THE CONTACT OWNS A 2001 CADILLAC DEVILLE. WHILE DRIVING AT AN UNKNOWN SPEED, THE CONTACT STATED THAT THE BRAKE PEDAL BECAME EXTREMELY DIFFICULT TO DEPRESS AND THE STEERING WHEEL LOCKED. AS A RESULT, THE CONTACT CRASHED THE VEHICLE INTO A TREE AND THE AIR BAG DEPLOYED SHORTLY AFTERWARDS. THE VEHICLE DID NOT SHUT OFF AFTER THE…

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TL* THE CONTACT OWNS A 2001 CADILLAC DEVILLE. WHILE DRIVING AT AN UNKNOWN SPEED, THE CONTACT STATED THAT THE BRAKE PEDAL BECAME EXTREMELY DIFFICULT TO DEPRESS AND THE STEERING WHEEL LOCKED. AS A RESULT, THE CONTACT CRASHED THE VEHICLE INTO A TREE AND THE AIR BAG DEPLOYED SHORTLY AFTERWARDS. THE VEHICLE DID NOT SHUT OFF AFTER THE CRASH AND CAUSED SPARKS AND FUEL FUMES TO ENTER THE CABIN OF THE VEHICLE. THE POLICE HAD TO CUT THE WIRES AND DETACH THE BATTERY IN ORDER TO TURN OFF THE VEHICLE. A POLICE REPORT WAS FILED. THE CONTACT SUSTAINED A BROKEN TAILBONE, A CRACKED STERNUM, AND BRUISES AND CONTUSIONS ACROSS THE CHEST. MEDICAL ATTENTION WAS RECEIVED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED. THE FAILURE MILEAGE WAS UNKNOWN. UPDATED 10/02/14*LJ UPDATED 3/2/15 *JS

NHTSA ODI #10626425

71,000 miles · Aug 19, 2014
Electrical SystemEngine

TL* THE CONTACT OWNS A 2001 CADILLAC DEVILLE. THE CONTACT STATED THAT THE VEHICLE STALLED SEVERAL TIMES INTERMITTENTLY. THE CONTACT WAS ABLE TO RESTART THE VEHICLE AFTER SHIFTING INTO NEUTRAL. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC. THE TECHNICIAN WAS ABLE TO REPLICATE AND DIAGNOSE THE FAILURE. THE CONTACT RECEIVED A …

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TL* THE CONTACT OWNS A 2001 CADILLAC DEVILLE. THE CONTACT STATED THAT THE VEHICLE STALLED SEVERAL TIMES INTERMITTENTLY. THE CONTACT WAS ABLE TO RESTART THE VEHICLE AFTER SHIFTING INTO NEUTRAL. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC. THE TECHNICIAN WAS ABLE TO REPLICATE AND DIAGNOSE THE FAILURE. THE CONTACT RECEIVED A NOTIFICATION FOR RECALL NHTSA CAMPAIGN ID NUMBER: 14V355000 (ELECTRICAL SYSTEM). HOWEVER, THE PARTS WERE NOT AVAILABLE. THE DEALER WAS NOT ABLE TO PROVIDE A SPECIFIC DATE WHEN THE PARTS WOULD BECOME AVAILABLE. THE MANUFACTURER WAS CONTACTED AND COULD NOT PROVIDE AN ESTIMATED DATE FOR WHEN THE VEHICLE WOULD RECEIVE THE RECALL REPAIRS. THE APPROXIMATE FAILURE MILEAGE WAS 71,000. UPDATED 10/02/14*LJ UPDATED 3/3/2015 *JS

NHTSA ODI #10626292

70,000 miles · Aug 18, 2014
Engine

TL* THE CONTACT OWNS A 2001 CADILLAC DEVILLE. THE CONTACT STATED THAT THERE WAS OIL LEAKING FROM THE ENGINE. THE VEHICLE WAS TAKEN TO A DEALER, WHO DIAGNOSED THAT THE ENGINE NEEDED TO BE RESEALED DUE TO A LEAK COMING FROM THE VALVES. THE CONTACT ALSO TOOK THE VEHICLE TO AN INDEPENDENT MECHANIC, WHO DIAGNOSED AND REPLACED THE WAT…

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TL* THE CONTACT OWNS A 2001 CADILLAC DEVILLE. THE CONTACT STATED THAT THERE WAS OIL LEAKING FROM THE ENGINE. THE VEHICLE WAS TAKEN TO A DEALER, WHO DIAGNOSED THAT THE ENGINE NEEDED TO BE RESEALED DUE TO A LEAK COMING FROM THE VALVES. THE CONTACT ALSO TOOK THE VEHICLE TO AN INDEPENDENT MECHANIC, WHO DIAGNOSED AND REPLACED THE WATER PUMP, THE SPARK PLUGS AND THE VALVE COVER GASKET. THE FAILURE RECURRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 70,000.

NHTSA ODI #10626132

60,000 miles · Aug 18, 2014
Air BagsElectrical SystemEngineCrashInjury

TL* THE CONTACT OWNS A 2001 CADILLAC DEVILLE. THE CONTACT RECEIVED A RECALL NOTICE FOR NHTSA CAMPAIGN NUMBER: 14V355000 (ELECTRICAL SYSTEM). WHILE DRIVING 25 MPH, THE VEHICLE STALLED AND CAUSED THE CONTACT TO CRASH THE VEHICLE. THE AIR BAGS FAILED TO DEPLOY. A POLICE REPORT WAS FILED. TWO PASSENGERS WERE INJURED AND RECEIVED MED…

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TL* THE CONTACT OWNS A 2001 CADILLAC DEVILLE. THE CONTACT RECEIVED A RECALL NOTICE FOR NHTSA CAMPAIGN NUMBER: 14V355000 (ELECTRICAL SYSTEM). WHILE DRIVING 25 MPH, THE VEHICLE STALLED AND CAUSED THE CONTACT TO CRASH THE VEHICLE. THE AIR BAGS FAILED TO DEPLOY. A POLICE REPORT WAS FILED. TWO PASSENGERS WERE INJURED AND RECEIVED MEDICAL ATTENTION. THE VEHICLE WAS REPAIRED. THE FAILURE MILEAGE WAS 60,000.

NHTSA ODI #10626013

38,450 miles · Jul 1, 2014
Engine

THE ENGINE TURNS OFF WHILE DRIVING AND IT TAKE A FEW TRIES TO START IT AGAIN. *TR

NHTSA ODI #10607519

145,000 miles · Jun 29, 2014
Electrical System

YES I HAVE A 2001 CADILLAC DEVILLE I'VE CONTACTED CADILLAC/GM ABOUT THE IGNITION SWITCH RECALL THEY HAVE INFORMED ME MY CAR ISN'T ON THE RECALL BUT I HAVE SEEN ON THE NHTSA.COM RECALLS LIST THAT THE CADILLAC DEVILLE 2001-2005 ONE OF THE CARS LISTED WITH THE IGNITION SWITCH PROBLEM AND FOR THE LAST TWO MONTHS I HAVE HAD TO BUMP T…

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YES I HAVE A 2001 CADILLAC DEVILLE I'VE CONTACTED CADILLAC/GM ABOUT THE IGNITION SWITCH RECALL THEY HAVE INFORMED ME MY CAR ISN'T ON THE RECALL BUT I HAVE SEEN ON THE NHTSA.COM RECALLS LIST THAT THE CADILLAC DEVILLE 2001-2005 ONE OF THE CARS LISTED WITH THE IGNITION SWITCH PROBLEM AND FOR THE LAST TWO MONTHS I HAVE HAD TO BUMP THE KEY AND CYLINDER TO GET THE KEY TO MOVE OUT OF THE LOCK TO START POSITION AND THERE ARE TIMES WHEN I HAVE TO BUMP IT AGGRESSIVELY TO GET IT TO MOVE MORE THAN ONCE THE COMPLAINT/QUESTION THAT I HAVE IS THE 2001 CADILLAC DEVILLE ON THE RECALL OR NOT IF SO WHAT SHOULD I DO TO GET GM TO FIX MY PROBLEM THEY INFORMED ME IT WOULD BE AN OUT OF POCKET EXPENSE TO HAVE IT FIXED I'M ON DISABILITY AND CANNOT AFFORD TO HAVE IT REPAIRED ON MY OWN. *TR

NHTSA ODI #10606806

234,000 miles · Jun 17, 2014
SteeringSuspension

I PUT MY CAR IN DRIVE AND IT FELT AND SOUNDED LIKE THE ENTIRE FRONT END FELL OUT,MY ELECTRIC SHOWS EVERYTHING WORKS , HAVE ALSO HAD WEIRD THING COME UP THAT I CAN NOT TURN SECURITY OFF, IT STARTED OVER HEATING I HAVE FIXED EVERYTHING BUT WILL STILL GET EXTREMELY HOT FOR NO REASON. *TR

NHTSA ODI #10598935

138,000 miles · Jun 13, 2014
Electrical SystemEngineExterior Lighting

I HAVE NO LIGHTS INSIDE, NO BACKUP LIGHTS, IT IS MISFIRING, IT CUTS OFF AS I AM DRIVING,SEAT BELT WILL NOT LUCK ON PASSENGER SIDE. *JS

NHTSA ODI #10598168

80,000 miles · Jun 13, 2014
Electrical SystemEngineSteering

TL* THE CONTACT OWNS A 2001 CADILLAC DEVILLE. THE CONTACT STATED WHILE MAKING A TURN, THE POWER STEERING FAILED AS THE STEERING WHEEL BECAME EXTREMELY HARD TO MANEUVER. THE SERVICE ENGINE AND TRACTION CONTROL SENSOR ILLUMINATED INTERMITTENTLY MULTIPLE TIMES. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER. THE TECHNICIAN WAS UNAB…

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TL* THE CONTACT OWNS A 2001 CADILLAC DEVILLE. THE CONTACT STATED WHILE MAKING A TURN, THE POWER STEERING FAILED AS THE STEERING WHEEL BECAME EXTREMELY HARD TO MANEUVER. THE SERVICE ENGINE AND TRACTION CONTROL SENSOR ILLUMINATED INTERMITTENTLY MULTIPLE TIMES. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER. THE TECHNICIAN WAS UNABLE TO DIAGNOSE THE FAILURE. THE FAILURE RECURRED WITH BOTH SENSORS CONTINUING TO ILLUMINATE. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC, WHO REPLACED THE MOTOR MOUNTS AND THE POWER STEERING HOSES. THE REPAIRS WERE PERFORMED TWICE BEFORE AND THE FAILURE RECURRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 80,000. THE CONSUMER STATED AFTER THE VEHICLE WAS SERVICED, IT STARTED VIBRATING. SHE RETURNED TO THE DEALER, WHERE THEY INFORMED HER THE MOTOR MOUNT NEEDED TO BE REPLACED. ALL FOUR POWER WINDOW MOTORS HAD TO BE REPLACED, AND THE SERVICE ENGINE SOON LIGHT ILLUMINATED. THE IGNITION NEEDED TO BE REPLACED, AND SHE WAS UNABLE TO START THE VEHICLE ON TWO OCCASIONS. THE ABS AND TRACTION SYSTEM FAILED. THE POWER STEERING HOSE LINE WAS REPLACED TWICE. UPDATED 07/16/14 UPDATED 08/11/14*LJ UPDATED 08/23/2017*CT

NHTSA ODI #10598155

Official recalls

4

14V355000 · Electrical System:ignition

Jun 23, 2014

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 (if applicable), should also be removed from the key ring. General Motors LLC (GM) is recalling certain model year 2005-2009 Buick LaCrosse, 2006-2011 Buick Lucerne, 2000-2005 Cadillac DeVille, 2006-2011 Cadillac DTS, 2006-2014 Chevrolet Impala, and 2006-2007 Chevrolet Monte Carlo vehicles. In the affected vehicles, the weight on the key ring and road conditions or some other jarring event may cause the ignition switch to move out of the run position, turning off the engine.

Consequence & remedy

Consequence: 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. Additionally, a key knocked out of the run position will cause loss of engine power, power steering, and power braking, increasing the risk of a vehicle crash.

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 23, 2014. Owners may contact General Motors customer service at 1-800-521-7300 (Buick), 1-800-458-8006 (Cadillac), and 1-800-222-1020 (Chevrolet). GM's number for this recall is 14299.

02V227000 · Seat Belts:front:retractor

Sep 5, 2002

CERTAIN PASSENGER VEHICLES CONTAIN DRIVER AND FRONT PASSENGER LAP AND/OR SHOULDER BELT RETRACTORS THAT MAY NOT REMAIN LOCKED UP AS DESIGNED DURING A CRASH IN WHICH THE BELT PRETENSIONERS DEPLOY.

Consequence & remedy

Consequence: IN SUCH A CRASH, THIS COULD RESULT IN AN INCREASE IN INJURY FOR THAT OCCUPANT.

Remedy: DEALERS WILL INSTALL A RETAINER KIT IN THE DRIVER AND PASSENGER SAFETY BELT PRETENSIONER. OWNER NOTIFICATION BEGAN JANUARY 31, 2003. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT CADILLAC AT 1-800-458-8006.

01V172000 · Structure:body

May 23, 2001

VEHICLE DESCRIPTION: CERTAIN SEDANS, HEARSE, AND LIMOUSINE VEHICLES FAIL TO COMPLY WITH REQUIREMENTS OF FMVSS NO. 201, "OCCUPANT PROTECTION IN INTERIOR IMPACT." THESE VEHICLES HAVE SUNVISOR CENTER SUPPORTS WITH CERTAIN RADII LESS THAN THE 3.2MM REQUIRED BY THE STANDARD.

Consequence & remedy

Consequence: RADII LESS THAN 3.2MM CAN INCREASE THE POSSIBILITY OF CERTAIN TYPES OF INJURIES, LIKE LACERATIONS, IF AN OCCUPANT CONTACTS THE SUPPORT DURING A CRASH.

Remedy: DEALERS WILL REPLACE THE SUNVISOR CENTER SUPPORTS WITH REDESIGNED SUPPORTS. OWNER NOTIFICATION BEGAN NOVEMBER 28, 2001. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT CADILLAC AT 1-800-458-8006.

00V347000 · Seat Belts:front:buckle Assembly

Oct 30, 2000

VEHICLE DESCRIPTION: PASSENGER VEHICLES, HEARSE, AND LIMOUSINES. SOME OF THESE VEHICLES FAIL TO COMPLY WITH THE REQUIREMENTS OF FMVSS NO. 209, "SEAT BELT ASSEMBLIES." THESE VEHICLES HAVE SEAT BELTS THAT MAY NOT MEET THE 30-POUND PUSH BUTTON RELEASE EFFORT REQUIREMENT OF THE STANDARD.

Consequence & remedy

Consequence: HIGH RELEASE EFFORTS COULD MAKE IT MORE DIFFICULT FOR A CRASH VICTIM TO RELEASE THE BELT AND EXIT THE VEHICLE.

Remedy: DEALERS WILL INSPECT THE SEAT BELTS AND, IF NECESSARY, MODIFY THE LATCH PLATES OR REPLACE THE RETRACTOR. DEALERS WILL ALSO ADD "SNAP ON" LATCH CLIPS TO ELIMINATE THE POTENTIAL OF INVERTED LATCH PLATE INSERTION. OWNER NOTIFICATION IS BEING CONDUCTED IN PHASES. THE FIRST PHASE BEGAN MAY 29, 2001, AND THE SECOND PHASE BEGAN JULY 6, 2001. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT CADILLAC AT 1-800-458-8006.

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

PE04060 · Failing Seat Belt Buckles

Opened Aug 17, 2004 · Closed Feb 3, 2005

Status: closed (inferred from source dates) · Seat Belts; Seat Belts:front; Seat Belts:front:buckle Assembly

ON AUGUST 17, 2004, ODI OPENED AN INVESTIGATION BASED ON TWO COMPLAINTS AND ONE INSURANCE COMPANY REPORT ALLEGING DRIVER AND/OR FRONT PASSENGER SEATBELT UNBUCKLING DURING CRASHES ON MODEL YEAR (MY) 2000 AND 2001 CADILLAC DEVILLE SEDANS.ON OCTOBER 8, 2004, GM SUBMITTED DATA TO ODI RELATED TO THE ALLEGED DEFECT FOR THE SUBJECT VEHICLES.THIS DATA CONTAINED INFORMATION ABOUT SYSTEM DESIGN, SYSTEM OPERATION, SEAT BELT BUCKLE TESTING AND CONSUMER COMPLAINTS.BASED ON ITS ANALYSIS OF THE DATA, ODI HAS DETERMINED THAT A SAFETY-RELATED DEFECT TREND HAS NOT BEEN IDENTIFIED REGARDING SPECIFIC ALLEGATIONS OF UNWANTED SEATBELT UNBUCKLING DURING A CRASH.AT THIS TIME, FURTHER USE OF AGENCY RESOURCES DOES NOT APPEAR TO BE WARRANTED.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT NO SAFETY-RELATED DEFECT EXISTS.THE AGENCY RESERVES THE RIGHT TO TAKE FURTHER ACTION IF WARRANTED BY THE CIRCUMSTANCESSEE ATTACHED SUMMARY REPORT

Additional source detail variants (3)

Seat Belts:front:buckle Assembly

ON AUGUST 17, 2004, ODI OPENED AN INVESTIGATION BASED ON TWO COMPLAINTS AND ONE INSURANCE COMPANY REPORT ALLEGING DRIVER AND/OR FRONT PASSENGER SEATBELT UNBUCKLING DURING CRASHES ON MODEL YEAR (MY) 2000 AND 2001 CADILLAC DEVILLE SEDANS.ON OCTOBER 8, 2004, GM SUBMITTED DATA TO ODI RELATED TO THE ALLEGED DEFECT FOR THE SUBJECT VEHICLES.THIS DATA CONTAINED INFORMATION ABOUT SYSTEM DESIGN, SYSTEM OPERATION, SEAT BELT BUCKLE TESTING AND CONSUMER COMPLAINTS.BASED ON ITS ANALYSIS OF THE DATA, ODI HAS DETERMINED THAT A SAFETY-RELATED DEFECT TREND HAS NOT BEEN IDENTIFIED REGARDING SPECIFIC ALLEGATIONS OF UNWANTED SEATBELT UNBUCKLING DURING A CRASH.AT THIS TIME, FURTHER USE OF AGENCY RESOURCES DOES NOT APPEAR TO BE WARRANTED.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT NO SAFETY-RELATED DEFECT EXISTS.THE AGENCY RESERVES THE RIGHT TO TAKE FURTHER ACTION IF WARRANTED BY THE CIRCUMSTANCESSEE ATTACHED SUMMARY REPORT

Seat Belts:front

ON AUGUST 17, 2004, ODI OPENED AN INVESTIGATION BASED ON TWO COMPLAINTS AND ONE INSURANCE COMPANY REPORT ALLEGING DRIVER AND/OR FRONT PASSENGER SEATBELT UNBUCKLING DURING CRASHES ON MODEL YEAR (MY) 2000 AND 2001 CADILLAC DEVILLE SEDANS.ON OCTOBER 8, 2004, GM SUBMITTED DATA TO ODI RELATED TO THE ALLEGED DEFECT FOR THE SUBJECT VEHICLES.THIS DATA CONTAINED INFORMATION ABOUT SYSTEM DESIGN, SYSTEM OPERATION, SEAT BELT BUCKLE TESTING AND CONSUMER COMPLAINTS.BASED ON ITS ANALYSIS OF THE DATA, ODI HAS DETERMINED THAT A SAFETY-RELATED DEFECT TREND HAS NOT BEEN IDENTIFIED REGARDING SPECIFIC ALLEGATIONS OF UNWANTED SEATBELT UNBUCKLING DURING A CRASH.AT THIS TIME, FURTHER USE OF AGENCY RESOURCES DOES NOT APPEAR TO BE WARRANTED.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT NO SAFETY-RELATED DEFECT EXISTS.THE AGENCY RESERVES THE RIGHT TO TAKE FURTHER ACTION IF WARRANTED BY THE CIRCUMSTANCESSEE ATTACHED SUMMARY REPORT

Seat Belts

ON AUGUST 17, 2004, ODI OPENED AN INVESTIGATION BASED ON TWO COMPLAINTS AND ONE INSURANCE COMPANY REPORT ALLEGING DRIVER AND/OR FRONT PASSENGER SEATBELT UNBUCKLING DURING CRASHES ON MODEL YEAR (MY) 2000 AND 2001 CADILLAC DEVILLE SEDANS.ON OCTOBER 8, 2004, GM SUBMITTED DATA TO ODI RELATED TO THE ALLEGED DEFECT FOR THE SUBJECT VEHICLES.THIS DATA CONTAINED INFORMATION ABOUT SYSTEM DESIGN, SYSTEM OPERATION, SEAT BELT BUCKLE TESTING AND CONSUMER COMPLAINTS.BASED ON ITS ANALYSIS OF THE DATA, ODI HAS DETERMINED THAT A SAFETY-RELATED DEFECT TREND HAS NOT BEEN IDENTIFIED REGARDING SPECIFIC ALLEGATIONS OF UNWANTED SEATBELT UNBUCKLING DURING A CRASH.AT THIS TIME, FURTHER USE OF AGENCY RESOURCES DOES NOT APPEAR TO BE WARRANTED.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT NO SAFETY-RELATED DEFECT EXISTS.THE AGENCY RESERVES THE RIGHT TO TAKE FURTHER ACTION IF WARRANTED BY THE CIRCUMSTANCESSEE ATTACHED SUMMARY REPORT