NHTSA

Defect investigations

NHTSA opens defect investigations when complaint patterns suggest a possible safety risk. Browse all 4,161 investigations, including 98 currently open.

According to the National Highway Traffic Safety Administration (NHTSA), the agency Office of Defects Investigation has opened 4,161 formal defect investigations into U.S. vehicles as of June 2026. Each investigation can precede a recall; see our methodology for how these federal case files are tracked.

4,161
Total
98
Open
2325
Preliminary
868
Engineering
210
Recall Queries
Status: All Open
Type: All PEEARQ
PE07048 Preliminary Evaluation Closed
2007-09-21

WHEEL FAILURE

PE07046 Preliminary Evaluation Closed
2007-09-14

SAF HOLLAND FIFTH WHEEL ASSEMBLY

VOLVO VOLVO

PE07047 Preliminary Evaluation Closed
2007-09-14

INSECURE FIFTH WHEEL LATCHING

FREIGHTLINER FREIGHTLINER

EA07013 Engineering Analysis Closed
2007-09-14

TRAILER HITCH RECEIVER FAILURE

RQ07002 Recall Query Closed
2007-09-05

ENGINE COOLING FAN BLADE FRACTURE

PE07045 Preliminary Evaluation Closed
2007-09-04

BMW AIRBAG LIGHT ILLUMINATION

BMW BMW

PE07044 Preliminary Evaluation Closed
2007-08-16

POWER SLIDING DOOR OPENING

CHEVROLET CHEVROLET

EA07011 Engineering Analysis Closed
2007-08-14

ENGINE COMPARTMENT FIRE

MINI COOPER

EA07012 Engineering Analysis Closed
2007-08-14

FRONT DIFF. / PROPELLER SHAFT FAILURE

LAND ROVER RANGE ROVER

PE07043 Preliminary Evaluation Closed
2007-08-14

400 AMP PRIMARY FUSE CORROSION

PE07042 Preliminary Evaluation Closed
2007-08-14

AIR SUSPENSION SYSTEM FAILURE

EA07010 Engineering Analysis Closed
2007-08-08

UNWANTED ACCELERATION, FLOOR MAT

TOYOTA TOYOTA

PE07041 Preliminary Evaluation Closed
2007-08-08

DIESEL FUEL LEAK

PE07040 Preliminary Evaluation Closed
2007-08-07

MOTORCYCLE STALLING

DP07001 Defect Petition Closed
2007-07-30

SEATBACK RECLINE MECHANISM FAILURE

PE07039 Preliminary Evaluation Closed
2007-07-24

HEADLIGHT / DRL MALFUNCTION

SUZUKI FORENZA

RQ07001 Recall Query Closed
2007-07-24

ENGINE COMPARTMENT FIRES

INTERNATIONAL INTERNATIONAL

PE07036 Preliminary Evaluation Closed
2007-07-17

FUEL PUMP FAILURE

LAND ROVER FREELANDER

PE07038 Preliminary Evaluation Closed
2007-07-17

CHOKING ON CHILD SEAT STYROFOAM

PE07037 Preliminary Evaluation Closed
2007-07-17

FAILURE OF THE REAR DIFFERENTIAL

CADILLAC CADILLAC

PE07035 Preliminary Evaluation Closed
2007-07-12

TRAILER WHEEL SEPARATION

EA07009 Engineering Analysis Closed
2007-07-10

FUEL PUMP MODULE LEAKS GASOLINE

PE07034 Preliminary Evaluation Closed
2007-07-10

DASH/INTERIOR FIRE

INTERNATIONAL INTERNATIONAL

PE07033 Preliminary Evaluation Closed
2007-06-28

FUEL PUMP FAILURE

CHEVROLET CHEVROLET

PE07032 Preliminary Evaluation Closed
2007-06-25

OVERHEATED BRAKE CALIPERS

WORKHORSE CHASSIS

PE07031 Preliminary Evaluation Closed
2007-06-21

MOTORCYCLE FIRES

BMW BMW

PE07029 Preliminary Evaluation Closed
2007-06-20

SIDE ELECTRICAL FUSE PANEL FIRES

PE07030 Preliminary Evaluation Closed
2007-06-20

MOTORCYCLE STALLING

EA07008 Engineering Analysis Closed
2007-06-12

ENGINE COMPARTMENT FIRE

PONTIAC GRAND PRIX

PE07028 Preliminary Evaluation Closed
2007-06-11

CNG TANK EXPLODING IN A FIRE

HONDA HONDA

PE07027 Preliminary Evaluation Closed
2007-05-29

ENGINE STALLING & ELECTRIC POWER LOSS

DODGE DODGE

PE07026 Preliminary Evaluation Closed
2007-05-22

ENGINE COMPARTMENT FIRE

NISSAN ALTIMA

PE07025 Preliminary Evaluation Closed
2007-05-14

TRAILER HITCH RECEIVER FAILURE

PE07024 Preliminary Evaluation Closed
2007-05-10

PASSENGER/ENGINE COMPARTMENT FIRES

EA07007 Engineering Analysis Closed
2007-04-27

ENGINE STALLING

CHRYSLER CHRYSLER

PE07023 Preliminary Evaluation Closed
2007-04-25

LOSS OF POWER STEERING ASSIST

PONTIAC PONTIAC

PE07022 Preliminary Evaluation Closed
2007-04-19

ENGINE COMPARTMENT FIRE

BMW BMW

PE07020 Preliminary Evaluation Closed
2007-04-19

SEAT TRACK CORROSION

PE07021 Preliminary Evaluation Closed
2007-04-19

FRONT SUSPENSION COIL SPRING EJECTION

EA07006 Engineering Analysis Closed
2007-04-18

FUEL TANK LEAKAGE

CHEVROLET CHEVROLET

PE07019 Preliminary Evaluation Closed
2007-04-04

FRONT DIFFERENTIAL/DRIVESHAFT FAILURE

FORD FORD

EA07005 Engineering Analysis Closed
2007-04-03

WHEEL SEPARATION DUE TO SPOKE FRACTURE

NISSAN NISSAN

PE07018 Preliminary Evaluation Closed
2007-04-03

WATER/ICE IN BRAKE BOOSTER

VOLKSWAGEN VOLKSWAGEN

PE07017 Preliminary Evaluation Closed
2007-04-02

HARNESS ADJUSTER

PE07016 Preliminary Evaluation Closed
2007-03-29

ACCESSORY FLOOR MAT

PE07014 Preliminary Evaluation Closed
2007-03-13

FUEL TANK LEAK

GMC ENVOY XUV

PE07015 Preliminary Evaluation Closed
2007-03-13

FAILURE OF ENGINE/TRANSMISSION MOUNT

MAZDA MAZDASPEED3

PE07013 Preliminary Evaluation Closed
2007-03-12

FUEL PUMP MODULE LEAKS GASOLINE

PE07012 Preliminary Evaluation Closed
2007-03-01

INADVERTENT DOOR CLOSING

FREIGHTLINER FREIGHTLINER

PE07011 Preliminary Evaluation Closed
2007-02-28

WINDSHIED WIPER LINKAGE FAILURE

PE07010 Preliminary Evaluation Closed
2007-02-16

FRONT STRUT TO TIRE INTERFERENCE

EA07004 Engineering Analysis Closed
2007-02-16

REAR QUARTER PANEL GLASS SEPARATION

EA07003 Engineering Analysis Closed
2007-02-14

SIDE CURTAIN AIR BAG FAILURE

DODGE DURANGO

PE07009 Preliminary Evaluation Closed
2007-02-12

ENGINE STALL

JEEP COMMANDER

PE07008 Preliminary Evaluation Closed
2007-02-12

RESTRICTED BRAKE PEDAL MOVEMENT

PE07007 Preliminary Evaluation Closed
2007-02-01

ELECTRONIC STABILITY CONTROL MALFUNCTION

EA07002 Engineering Analysis Closed
2007-01-30

STEERING COLUMN WELD CRACKS

FREIGHTLINER FREIGHTLINER

PE07006 Preliminary Evaluation Closed
2007-01-29

ENGINE COMPARTMENT FIRE

PONTIAC GRAND PRIX

PE07005 Preliminary Evaluation Closed
2007-01-26

FUEL TANK LEAKS

PE07004 Preliminary Evaluation Closed
2007-01-26

DECELERATION ("TIP-OUT") STALLING

PE07003 Preliminary Evaluation Closed
2007-01-24

MOTORCYCLE TRAILER FENDER SEPARATION

EA07001 Engineering Analysis Closed
2007-01-22

FAN BLADE CRACKING/SEPARATION

KIA KIA

PE07002 Preliminary Evaluation Closed
2007-01-22

FINGER ENTRAPMENT

PE07001 Preliminary Evaluation Closed
2007-01-17

LOSS OF BRAKE LAMP ILLUMINATION

EA06021 Engineering Analysis Closed
2006-12-27

TIRE FAILURE

RQ06009 Recall Query Closed
2006-12-14

FUEL TANK LEAKAGE

PE06058 Preliminary Evaluation Closed
2006-12-14

CARGO DOOR EXTENDING DURING TRAVEL

DP06005 Defect Petition Closed
2006-12-04

ENGINE STALLING FFV

FORD TAURUS

EA06020 Engineering Analysis Closed
2006-12-01

UNEXPECTED CLOSING OF POWER LIFTGATE

TOYOTA TOYOTA

EA06019 Engineering Analysis Closed
2006-11-22

HEADLIGHT FAILURE

PE06057 Preliminary Evaluation Closed
2006-11-21

SEAT BELTS WEBBING ABRADING ON FRAME

FREIGHTLINER FREIGHTLINER

PE06056 Preliminary Evaluation Closed
2006-11-21

INTERIOR FIRE, PASSENGER SIDE DASH AREA

PE06055 Preliminary Evaluation Closed
2006-11-21

SUDDEN LOSS OF POWER STEERING ASSIST

TOYOTA HIGHLANDER HYBRID

PE06054 Preliminary Evaluation Closed
2006-11-16

INOPERABLE TAIL LIGHTS

VOLVO VOLVO

PE06053 Preliminary Evaluation Closed
2006-11-15

FUEL PUMP LEAKAGE

VOLVO VOLVO

PE06052 Preliminary Evaluation Closed
2006-11-13

REAR WHEEL LOCKUP

PE06051 Preliminary Evaluation Closed
2006-11-13

STEERING BOX MOUNTING BRACKET CRACK

PE06049 Preliminary Evaluation Closed
2006-11-09

WHEELCHAIR LIFT MICRO-SWITCH DISABLED

FREIGHTLINER FREIGHTLINER

PE06050 Preliminary Evaluation Closed
2006-11-09

WHEEL FAILURE

NISSAN NISSAN

PE06048 Preliminary Evaluation Closed
2006-10-30

ENGINE COMPARTMENT FIRE

MAZDA TRIBUTE

EA06018 Engineering Analysis Closed
2006-10-30

FRONT SUSPENSION CROSSMEMBER CORROSION

CHEVROLET CHEVROLET

PE06047 Preliminary Evaluation Closed
2006-10-24

TOW HITCH/FRAME FAILURE

DP06004 Defect Petition Closed
2006-10-23

INSTRUMENT PANEL COVER WARPAGE

PE06046 Preliminary Evaluation Closed
2006-10-20

REAR QUARTER PANEL GLASS SEPARATION

PE06044 Preliminary Evaluation Closed
2006-10-19

FUEL TANK LEAKS

PE06045 Preliminary Evaluation Closed
2006-10-19

SIDE CURTAIN AIR BAG FAILURE

PE06043 Preliminary Evaluation Closed
2006-10-18

MOTORCYCLE SIDESTAND ROLL-OFF

EA06017 Engineering Analysis Closed
2006-10-13

CARRY HANDLE

PE06042 Preliminary Evaluation Closed
2006-09-21

FAN BLADE CRACKING/SEPARATION

KIA KIA

PE06041 Preliminary Evaluation Closed
2006-09-18

BRAKE VACUUM BOOSTER HOSE COLLAPSES

MITSUBISHI MITSUBISHI

DP06003 Defect Petition Closed
2006-09-14

ENGINE SURGING

TOYOTA TOYOTA

EA06016 Engineering Analysis Closed
2006-09-14

CRANK POSITION SENSOR FAILURE - STALL

CHEVROLET CHEVROLET

PE06040 Preliminary Evaluation Closed
2006-09-12

AXLE SPINDLE WELD FRACTURE

PE06039 Preliminary Evaluation Closed
2006-09-11

AXLE SPINDLE WELD

PE06037 Preliminary Evaluation Closed
2006-09-11

AXLE SPINDLE WELD FRACTURE

PE06038 Preliminary Evaluation Closed
2006-09-11

AXLE SPINDLE WELD FRACTURE

PE06036 Preliminary Evaluation Closed
2006-09-07

AXLE - SPINDLE WELD

RQ06008 Recall Query Closed
2006-09-05

FAILED TAG AXLE SWING ARMS

PE06035 Preliminary Evaluation Closed
2006-09-05

MISSING ELECT. PANEL MOUNTING HARDWARE

PE06034 Preliminary Evaluation Closed
2006-08-31

HEADREST/HARNESS ADJUSTMENT BAR FAILS

Understanding NHTSA Investigations

Preliminary Evaluation (PE)

Initial assessment of a potential safety defect, typically opened after receiving multiple consumer complaints about similar issues.

Engineering Analysis (EA)

In-depth technical evaluation that may include testing, data collection from manufacturers, and detailed defect analysis.

Recall Query (RQ)

Evaluation of the effectiveness of a previously issued recall remedy, often triggered when complaints persist after a recall.

Investigation Outcomes

Investigations may result in a voluntary recall by the manufacturer, a mandatory recall order, or closure if no defect is found.

Data from NHTSA Office of Defects Investigation. PlainCars does not rate or recommend vehicles. about how PlainCars sources NHTSA data.