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2003 Chevrolet Cavalier

Owner reports · Recalls · Investigations

More warning signs than most Cavalier years

Owner complaints for the 2003 Chevrolet Cavalier are substantially higher than the model-year median of 140.

About this comparison →

When problems were reported

Mileage at the reported incident

553 reports with mileage · 125 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.

  • Fuel System, Gasoline. Review the 340 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Electrical System. Review the 106 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Exterior Lighting. Review the 57 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

31 crash reports6 fire reports16 injury reports

Air Bags complaints

18 reports
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Mileage unknown · Nov 2, 2015
Air BagsExterior LightingCrashInjury

TL* THE CONTACT OWNED A 2003 CHEVROLET CAVALIER. WHILE DRIVING 5 MPH ENTERING THE HIGHWAY, THE TURN SIGNAL LAMPS FAILED TO ILLUMINATE WHEN ACTIVATED AND RESULTED IN A CRASH. THE CONTACT'S VEHICLE WAS STRUCK ON THE REAR DRIVER SIDE AND SPUN ONTO THE ROADSIDE. THE AIR BAGS DID NOT DEPLOY AND A POLICE REPORT WAS FILED. ALL THREE OC…

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TL* THE CONTACT OWNED A 2003 CHEVROLET CAVALIER. WHILE DRIVING 5 MPH ENTERING THE HIGHWAY, THE TURN SIGNAL LAMPS FAILED TO ILLUMINATE WHEN ACTIVATED AND RESULTED IN A CRASH. THE CONTACT'S VEHICLE WAS STRUCK ON THE REAR DRIVER SIDE AND SPUN ONTO THE ROADSIDE. THE AIR BAGS DID NOT DEPLOY AND A POLICE REPORT WAS FILED. ALL THREE OCCUPANTS IN THE VEHICLE WERE SEVERELY INJURED AND REQUIRED MEDICAL ATTENTION. THE VEHICLE WAS DESTROYED. THE VIN WAS INCLUDED IN NHTSA CAMPAIGN NUMBER: 04V524000 (EXTERIOR LIGHTING). THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS UNKNOWN. ...UPDATED 02/19/16 *BF UPDATED 09/20/16*LJ *TR

NHTSA ODI #10787770

45,000 miles · Oct 14, 2011
Air Bags

TL* THE CONTACT OWNS A 2003 CHEVROLET CAVALIER. THE CONTACT STATED WHILE DRIVING APPROXIMATELY 45 MPH, SHE ATTEMPTED TO ENGAGE THE HORN, BUT IT FAILED TO FUNCTION. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER WHO INFORMED THE CONTACT THAT THE VEHICLE NEEDED A NEW CANCELING CAM. THE VEHICLE WAS ALSO TAKEN TO AN INDEPENDENT REPAI…

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TL* THE CONTACT OWNS A 2003 CHEVROLET CAVALIER. THE CONTACT STATED WHILE DRIVING APPROXIMATELY 45 MPH, SHE ATTEMPTED TO ENGAGE THE HORN, BUT IT FAILED TO FUNCTION. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER WHO INFORMED THE CONTACT THAT THE VEHICLE NEEDED A NEW CANCELING CAM. THE VEHICLE WAS ALSO TAKEN TO AN INDEPENDENT REPAIR SHOP AND THE CONTACT WAS INFORMED THAT THE VEHICLE NEEDED A NEW CLOCK SPRING ASSEMBLY. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 45,000.

NHTSA ODI #10430171

167,000 miles · Mar 22, 2011
Air BagsCrashInjury

MVA OCCURRED WHILE SWERVING TO MISS A DEER. DRIVER UNABLE TO NEGOTIATE THE RIGHT HAND TURN RESULTING IN A HEAD ON COLLISION IN AN EMBANKMENT. CAR SKIDDED ACROSS THE ROAD OVER A DITCH APPX 3 FEET WIDE AND APXX 1-2 FEET DEEP, THEN HIT THE EMBANKMENT HEAD ON AT AN UNKNOWN SPEED. DRIVER STATED SHE WAS GOING APPX 40-50 MPH PRIOR TO …

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MVA OCCURRED WHILE SWERVING TO MISS A DEER. DRIVER UNABLE TO NEGOTIATE THE RIGHT HAND TURN RESULTING IN A HEAD ON COLLISION IN AN EMBANKMENT. CAR SKIDDED ACROSS THE ROAD OVER A DITCH APPX 3 FEET WIDE AND APXX 1-2 FEET DEEP, THEN HIT THE EMBANKMENT HEAD ON AT AN UNKNOWN SPEED. DRIVER STATED SHE WAS GOING APPX 40-50 MPH PRIOR TO SWERVING FOR THE DEER, SHE THINKS SHE MIGHT HAVE SLOWED DOWN TO APPX 30-40 MPH PRIOR TO HITTING THE EMBANKMENT. AFTER THE INITIAL IMPACT WITH THE EMBANKMENT THE CAR ROLLED APPX 1.5 - 2 TIMES LANDING ON THE DRIVER SIDE DOOR. THE AIR BAGS DID NOT DEPLOY, UNRESTRAINED DRIVER HIT THE WINDSHIELD CAUSING BRUISING, CONCUSSION, ABRASIONS, LACERATION TO THE SCALP. NO PASSENGERS NOTED TO BE IN THE VEHICLE OTHER THEN DRIVER. CAR IS TOTALED. DRIVER IS CURRENTLY OFF OF WORK DUE TO CLOSED HEAD INJURY AS ADVISED PER ER PHYSICIAN. *TR

NHTSA ODI #10392550

60,000 miles · Jun 24, 2010
Air BagsFuel System, GasolineSuspensionCrash

2003 CHEVROLET CAVALIER- AT 64,000 MILES FUEL PUMP DIED WHILE PARKED AT A STORE UPON RESTART $700.00 REPLACEMENT. AT APPROXIMATELY 60,000 MILES FRONT CLUNKING NOISE STARTED, DEALER COULD NEVER FIND A PROBLEM, NOW AT 76,000 MILES, HAVING FRONT UPPER STRUT MOUNTS REPLACED. FOUND ALOT OF COMPLAINTS ONLINE ABOUT SAME ISSUES. I DE…

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2003 CHEVROLET CAVALIER- AT 64,000 MILES FUEL PUMP DIED WHILE PARKED AT A STORE UPON RESTART $700.00 REPLACEMENT. AT APPROXIMATELY 60,000 MILES FRONT CLUNKING NOISE STARTED, DEALER COULD NEVER FIND A PROBLEM, NOW AT 76,000 MILES, HAVING FRONT UPPER STRUT MOUNTS REPLACED. FOUND ALOT OF COMPLAINTS ONLINE ABOUT SAME ISSUES. I DETERMINED CAUSE OF FRONT CLUNK ON MY OWN. ALSO, WAS IN COLLISION THAT INVOLVED FRONT DRIVER SIDE, DOWN DRIVER SIDE FRONT FENDER, AIRBAGS DID NOT DEPLOY, DON'T KNOW IF THEY SHOULD HAVE. NOONE WAS HURT, WAS SLOW SPEED CRASH. STILL CANNOT BELIEVE NO RECALL ON FUEL PUMP OR FRONT SUSPENSION. APPARENTLY GM DOESN'T WANT TO FOOT THE 700.00 BILL FOR THE FUEL PUMP DEFECT. *TR

NHTSA ODI #10339834

Mileage unknown · Oct 24, 2007
Air BagsCrashInjury

I T-BONED ANOTHER VEHICLE AT 35MPH AND I RECEIVED A CONCUSSION FROM MY HEAD HITTING THE STEERING WHEEL BECAUSE MY AIRBAG SPLIT APART AT THE SEAMS. *TR

NHTSA ODI #10206728

Mileage unknown · Oct 11, 2007
Air BagsEquipmentExterior LightingCrash

PROBLEM STARTED SAME WEEK I PURCHASE VEHICLE BRAND NEW. GMC WOULD NOT EXCHANGE VEHICLE, THEY JUST KEPT REPAIRING IT AS IT BROKE DOWN. I FEEL VERY UNSAFE IN THIS VEHICLE, THEY DID NOT CARE. CLUTCH WAS RUBBING AGAINST MAIN LINE, FAILED TWICE. REAR LIGHTS BURNED OUT 3 TIMES, SPRINGS ON SEATS POPPED OUT 3 TIMES, GAS PUMP WENT OUT O…

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PROBLEM STARTED SAME WEEK I PURCHASE VEHICLE BRAND NEW. GMC WOULD NOT EXCHANGE VEHICLE, THEY JUST KEPT REPAIRING IT AS IT BROKE DOWN. I FEEL VERY UNSAFE IN THIS VEHICLE, THEY DID NOT CARE. CLUTCH WAS RUBBING AGAINST MAIN LINE, FAILED TWICE. REAR LIGHTS BURNED OUT 3 TIMES, SPRINGS ON SEATS POPPED OUT 3 TIMES, GAS PUMP WENT OUT ONCE, HEATER/AC WENT OUT TWICE, LOCKS WOULD NOT OPEN, 3 TIMES, PAIN CHIPPED OFF BUMPER, ONCE. REAR SEAT CLIPS SNAPPED, ONCE. HEADLIGHTS, WATER LEAKED IN. TWICE I HAD A HEAD ON COLLISION IN JUNE/2007...AIR BAG DID NOT DEPLOY. *JB

NHTSA ODI #10205442

62,207 miles · May 2, 2007
Air BagsSeat BeltsCrashInjury

TL*THE CONTACT OWNS A 2003 CHEVROLET CAVALIER. WHILE DRIVING 55 MPH IN DRY CONDITIONS THE CONTACT SWERVED IN ORDER TO AVOID HITTING A DEER. AS A RESULT, THE VEHICLE STRUCK A TREE HEAD ON AND THEN SWERVED AND STRUCK A SECOND TREE ON THE DRIVER'S SIDE DOOR. THE FRONT AIR BAGS AND SIDE AIR BAGS FAILED TO DEPLOY. THE VEHICLE W…

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TL*THE CONTACT OWNS A 2003 CHEVROLET CAVALIER. WHILE DRIVING 55 MPH IN DRY CONDITIONS THE CONTACT SWERVED IN ORDER TO AVOID HITTING A DEER. AS A RESULT, THE VEHICLE STRUCK A TREE HEAD ON AND THEN SWERVED AND STRUCK A SECOND TREE ON THE DRIVER'S SIDE DOOR. THE FRONT AIR BAGS AND SIDE AIR BAGS FAILED TO DEPLOY. THE VEHICLE WAS DESTROYED, AND THE CONTACT SUSTAINED SEVERE INJURIES. THE CONTACT WAS WEARING A SEAT BELT. A POLICE REPORT WAS TAKEN. THE CONTACT HAS PICTURES OF THE VEHICLE. THE CURRENT AND FAILURE MILEAGES WERE 62,207.*AK THE CONSUMERS SON WAS DRIVING THE VEHICLE. THE SEAT BELT DID NOT LOCK INTO PLACE AS THE BRAKES WERE APPLIED FOR ABOUT 40 DEET BEFORE IMPACT. UPDATED 12/04/07

NHTSA ODI #10189488

Mileage unknown · Aug 8, 2006
Air BagsCrash

DT*: THE CONTACT STATED WHILE DRIVING 100 MPH CONTROL OF THE VEHICLE WAS LOST RESULTING IN A CRASH INTO AN EMBANKMENT AND THE VEHICLE FLIPPED OVER. ALTHOUGH SEAT BELTS WERE WORN, THE DRIVER WAS EJECTED FROM THE VEHICLE WHICH RESULTED IN A FATALITY. THE AIR BAGS DID NOT DEPLOY. A POLICE REPORT WAS FILED. SINCE THE CONTACT W…

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DT*: THE CONTACT STATED WHILE DRIVING 100 MPH CONTROL OF THE VEHICLE WAS LOST RESULTING IN A CRASH INTO AN EMBANKMENT AND THE VEHICLE FLIPPED OVER. ALTHOUGH SEAT BELTS WERE WORN, THE DRIVER WAS EJECTED FROM THE VEHICLE WHICH RESULTED IN A FATALITY. THE AIR BAGS DID NOT DEPLOY. A POLICE REPORT WAS FILED. SINCE THE CONTACT WAS NOT THE OWNER OF THE VEHICLE, NO OTHER INFORMATION WAS AVAILABLE. THE DEALER HAS NOT BEEN ALERTED.

NHTSA ODI #10164949

Mileage unknown · Feb 23, 2006
Air BagsCrash

ON FEB. 15 2005 I WAS DRIVING A 2003 CAVALIER WHEN. AS I WAS DRIVING AND SWITCHING LINES MY LIGHT TURNED RED AND I DID NOT REALIZE IT. I WENT THROUGH CAUSING A HEAD ON COLLISION WITH ANOTHER CAR. MY COMPLAINT IS THAT THE AIR BAGS ON MY CAR DID NOT DEPLOY AFTER THE ACCIDENT. MY SPEED WAS SOMEWHERE BETWEEN 14-20 M.P.H. THE VEHICLE…

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ON FEB. 15 2005 I WAS DRIVING A 2003 CAVALIER WHEN. AS I WAS DRIVING AND SWITCHING LINES MY LIGHT TURNED RED AND I DID NOT REALIZE IT. I WENT THROUGH CAUSING A HEAD ON COLLISION WITH ANOTHER CAR. MY COMPLAINT IS THAT THE AIR BAGS ON MY CAR DID NOT DEPLOY AFTER THE ACCIDENT. MY SPEED WAS SOMEWHERE BETWEEN 14-20 M.P.H. THE VEHICLE I HIT WAS MAKING A TURN AT ABOUT TEN M.P.H. OR SO. THE BUMPER OF MY CAR IS COMPLETELY OFF AND IS NOW BEING REPAIRED. I WAS NOT SEVERELY INJURED BUT I WAS VERY APPALLED AT HOW THE AIR BAGS DID NOT DEPLOY. I COULD NOT IMAGINE WHAT WOULD HAVE HAPPENED IF I WAS NOT WEARING MY SEAT BELT. I BELIEVE THAT THE AIRBAGS ARE FAULTY AND I ALSO PLAN TO FILE A LAWSUIT. *NM

NHTSA ODI #10151054

Mileage unknown · Jul 11, 2005
Air BagsCrash

THE VEHICLE WAS UNDERGOING REPAIR FOR A MINOR VEHICLE ACCIDENT THAT OCCURRED ON 11/11/04. IT WAS DETERMINED THAT THE VEHICLE HAD A PREVIOUS ACCIDENT AND THE AIRBAGS HAD BEEN PREVIOUSLY REMOVED WITHOUT BEING REPLACED. DIAGNOSTICS ON THE AIRBAG MODULE SHOWED THAT THE AIRBAGS HAD BEEN DEPLOYED AND WERE MISSING. THE AIRBAG DASH …

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THE VEHICLE WAS UNDERGOING REPAIR FOR A MINOR VEHICLE ACCIDENT THAT OCCURRED ON 11/11/04. IT WAS DETERMINED THAT THE VEHICLE HAD A PREVIOUS ACCIDENT AND THE AIRBAGS HAD BEEN PREVIOUSLY REMOVED WITHOUT BEING REPLACED. DIAGNOSTICS ON THE AIRBAG MODULE SHOWED THAT THE AIRBAGS HAD BEEN DEPLOYED AND WERE MISSING. THE AIRBAG DASH WARNING INDICATOR ALSO HAS BEEN DISABLED SOMEHOW. NONE OF THESE DEFICIENCIES WERE REPORTED AT THE TIME OF THE VEHICLE PURCHASE. IT IS UNCERTAIN WHEN THE ORIGINAL REPAIR WAS MADE AND BY WHOM. THE ACCIDENT ON 11/11/04 WAS NOT SEVERE ENOUGH FOR THE AIRBAGS TO DEPLOY. NO INJURIES RESULTED FROM THE MISSING AIRBAGS.

NHTSA ODI #10128297

Official recalls

1

04V524000 · Exterior Lighting:turn Signal

Nov 1, 2004

ON CERTAIN PASSENGER VEHICLES, THE REAR LAMPS THAT PROVIDE STOP AND TURN SIGNALS AND TAIL LAMP FUNCTIONS STOP WORKING BECAUSE OF INADEQUATE CONTACT BETWEEN THE BULB AND SOCKET. IN ADDITION, IF ONE BULBS WERE TO BECOME INOPERATIVE WHILE THE VEHICLE WAS OPERATING IN CRUISE CONTROL, THE CRUISE CONTROL WOULD DISENGAGE WHEN THE REMAINING BULB WAS ACTIVATED. IF BOTH LAMPS WERE TO BECOME INOPERATIVE, THE CRUISE CONTROL WOULD NOT ENGAGE.

Consequence & remedy

Consequence: AN INOPERATIVE BRAKE LAMP WILL NOT CONVEY THE DRIVER'S INTENTION OF STOPPING TO DRIVERS IN FOLLOWING VEHICLES, AND AN INOPERATIVE REAR TURN SIGNAL LAMP WILL NOT CONVEY THE DRIVER'S INTENTION TO TURN TO DRIVERS IN FOLLOWING VEHICLES. BOTH OF THESE FAILURES CAN INCREASE THE RISK OF A CRASH.

Remedy: DEALERS WILL INSPECT THE REAR LAMP BULB SOCKET ASSEMBLIES AND APPLY GREASE OR REPLACE THEM IF NECESSARY. THE RECALL BEGAN ON JANUARY 18, 2005. OWNERS SHOULD CONTACT CHEVROLET AT 1-800-630-2438 OR PONTIAC AT 1-800-620-7668.

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

4

EA07015 · Engine Stalling - Fuel Pump Failure

Opened Nov 1, 2007 · Closed Oct 28, 2008

Status: closed (inferred from source dates) · Fuel System, Gasoline; Fuel System, Gasoline:delivery; Fuel System, Gasoline:delivery:fuel Pump

ODI'S ANALYSIS OF THE STALLING INCIDENTS THAT HAVE RESULTED FROM SUBJECT COMPONENT FAILURES FOUND THAT THEY CAN OCCUR AT ANY SPEED AND GENERALLY RESULT IN A NO RESTART CONDITION.THESE ARE GENERALLY CONSIDERED TO BE FACTORS THAT INCREASE THE POTENTIAL SEVERITY OF STALLING INCIDENTS.HOWEVER, THESE INCIDENTS HAVE OCCURRED AT RELATIVELY LOW RATES IN THE SUBJECT VEHICLE POPULATION WHEN COMPARED WITH PRIOR INVESTIGATIONS INVOLVING SIMILAR CATEGORIES OF ENGINE STALL CONSEQUENCES.EVEN FOR THE EARLY MY 2003 PRODUCTION, WHERE HIGHER FAILURE RATES WERE NOTED, THE RATES OF PUMP FAILURES RESULTING IN ENGINE STALL ARE LOWER THAN RATES RECORDED IN PRIOR INVESTIGATIONS OF POPULATIONS THAT WERE NOT RECALLED.FURTHER INVESTIGATION OF THIS MATTER WOULD NOT BE AN EFFICIENT ALLOCATION OF AGENCY RESOURCES.ACCORDINGLY, THIS INVESTIGATION IS CLOSED.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT A SAFETY-RELATED DEFECT DOES NOT EXIST.THE AGENCY WILL CONTINUE TO MONITOR COMPLAINTS AND OTHER INFORMATION RELATING TO THE ALLEGED DEFECT IN THE SUBJECT VEHICLES AND TAKE FURTHER ACTION IN THE FUTURE IF WARRANTED.SEE DOCUMENT FILE FOR MORE INFORMATION ABOUT THIS CLOSING RESUME.

Additional source detail variants (3)

Fuel System, Gasoline:delivery:fuel Pump

ODI'S ANALYSIS OF THE STALLING INCIDENTS THAT HAVE RESULTED FROM SUBJECT COMPONENT FAILURES FOUND THAT THEY CAN OCCUR AT ANY SPEED AND GENERALLY RESULT IN A NO RESTART CONDITION.THESE ARE GENERALLY CONSIDERED TO BE FACTORS THAT INCREASE THE POTENTIAL SEVERITY OF STALLING INCIDENTS.HOWEVER, THESE INCIDENTS HAVE OCCURRED AT RELATIVELY LOW RATES IN THE SUBJECT VEHICLE POPULATION WHEN COMPARED WITH PRIOR INVESTIGATIONS INVOLVING SIMILAR CATEGORIES OF ENGINE STALL CONSEQUENCES.EVEN FOR THE EARLY MY 2003 PRODUCTION, WHERE HIGHER FAILURE RATES WERE NOTED, THE RATES OF PUMP FAILURES RESULTING IN ENGINE STALL ARE LOWER THAN RATES RECORDED IN PRIOR INVESTIGATIONS OF POPULATIONS THAT WERE NOT RECALLED.FURTHER INVESTIGATION OF THIS MATTER WOULD NOT BE AN EFFICIENT ALLOCATION OF AGENCY RESOURCES.ACCORDINGLY, THIS INVESTIGATION IS CLOSED.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT A SAFETY-RELATED DEFECT DOES NOT EXIST.THE AGENCY WILL CONTINUE TO MONITOR COMPLAINTS AND OTHER INFORMATION RELATING TO THE ALLEGED DEFECT IN THE SUBJECT VEHICLES AND TAKE FURTHER ACTION IN THE FUTURE IF WARRANTED.SEE DOCUMENT FILE FOR MORE INFORMATION ABOUT THIS CLOSING RESUME.

Fuel System, Gasoline:delivery

ODI'S ANALYSIS OF THE STALLING INCIDENTS THAT HAVE RESULTED FROM SUBJECT COMPONENT FAILURES FOUND THAT THEY CAN OCCUR AT ANY SPEED AND GENERALLY RESULT IN A NO RESTART CONDITION.THESE ARE GENERALLY CONSIDERED TO BE FACTORS THAT INCREASE THE POTENTIAL SEVERITY OF STALLING INCIDENTS.HOWEVER, THESE INCIDENTS HAVE OCCURRED AT RELATIVELY LOW RATES IN THE SUBJECT VEHICLE POPULATION WHEN COMPARED WITH PRIOR INVESTIGATIONS INVOLVING SIMILAR CATEGORIES OF ENGINE STALL CONSEQUENCES.EVEN FOR THE EARLY MY 2003 PRODUCTION, WHERE HIGHER FAILURE RATES WERE NOTED, THE RATES OF PUMP FAILURES RESULTING IN ENGINE STALL ARE LOWER THAN RATES RECORDED IN PRIOR INVESTIGATIONS OF POPULATIONS THAT WERE NOT RECALLED.FURTHER INVESTIGATION OF THIS MATTER WOULD NOT BE AN EFFICIENT ALLOCATION OF AGENCY RESOURCES.ACCORDINGLY, THIS INVESTIGATION IS CLOSED.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT A SAFETY-RELATED DEFECT DOES NOT EXIST.THE AGENCY WILL CONTINUE TO MONITOR COMPLAINTS AND OTHER INFORMATION RELATING TO THE ALLEGED DEFECT IN THE SUBJECT VEHICLES AND TAKE FURTHER ACTION IN THE FUTURE IF WARRANTED.SEE DOCUMENT FILE FOR MORE INFORMATION ABOUT THIS CLOSING RESUME.

Fuel System, Gasoline

ODI'S ANALYSIS OF THE STALLING INCIDENTS THAT HAVE RESULTED FROM SUBJECT COMPONENT FAILURES FOUND THAT THEY CAN OCCUR AT ANY SPEED AND GENERALLY RESULT IN A NO RESTART CONDITION.THESE ARE GENERALLY CONSIDERED TO BE FACTORS THAT INCREASE THE POTENTIAL SEVERITY OF STALLING INCIDENTS.HOWEVER, THESE INCIDENTS HAVE OCCURRED AT RELATIVELY LOW RATES IN THE SUBJECT VEHICLE POPULATION WHEN COMPARED WITH PRIOR INVESTIGATIONS INVOLVING SIMILAR CATEGORIES OF ENGINE STALL CONSEQUENCES.EVEN FOR THE EARLY MY 2003 PRODUCTION, WHERE HIGHER FAILURE RATES WERE NOTED, THE RATES OF PUMP FAILURES RESULTING IN ENGINE STALL ARE LOWER THAN RATES RECORDED IN PRIOR INVESTIGATIONS OF POPULATIONS THAT WERE NOT RECALLED.FURTHER INVESTIGATION OF THIS MATTER WOULD NOT BE AN EFFICIENT ALLOCATION OF AGENCY RESOURCES.ACCORDINGLY, THIS INVESTIGATION IS CLOSED.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT A SAFETY-RELATED DEFECT DOES NOT EXIST.THE AGENCY WILL CONTINUE TO MONITOR COMPLAINTS AND OTHER INFORMATION RELATING TO THE ALLEGED DEFECT IN THE SUBJECT VEHICLES AND TAKE FURTHER ACTION IN THE FUTURE IF WARRANTED.SEE DOCUMENT FILE FOR MORE INFORMATION ABOUT THIS CLOSING RESUME.

PE07033 · Fuel Pump Failure

Opened Jun 28, 2007 · Closed Nov 1, 2007

Status: closed (inferred from source dates) · Fuel System, Gasoline; Fuel System, Gasoline:delivery; Fuel System, Gasoline:delivery:fuel Pump

AN ENGINEERING ANALYSIS HAS BEEN OPENED TO FURTHER INVESTIGATE THE SCOPE, FREQUENCY AND POTENTIAL SAFETY-RELATED CONSEQUENCES OF THE ALLEGED DEFECT.GENERAL MOTORS (GM) HAS IDENTIFIED AN ISSUE WITH ACCELERATED MOTOR BRUSH WEAR IN THE FUEL PUMP ASSEMBLY OF MODEL YEAR (MY) 2001 THROUGH 2003 CHEVROLET VEHICLES THAT CAN CAUSE THE PUMP TO STOP OPERATING.GENERAL MOTORS INDICATED THAT PEROXIDE OR SULFUR, WHICH ARE BOTH PRESENT IN VARYING AMOUNTS IN GASOLINE, CAN REACT WITH THE COPPER COMMUTATOR OF THE PUMP MOTOR AND CORRODE/ROUGHEN THE SURFACE.A ROUGH COMMUTATOR SURFACE INCREASES THE RATE OF BRUSH WEAR.THE INCREASED ELECTRICAL RESISTANCE CAUSED BY DEGRADATION OF THE BRUSH-COMMUTATOR INTERFACE INHIBITS CURRENT FLOW THROUGH THE MOTOR WINDINGS.ACCORDING TO GM, THE CONDITION WILL USUALLY RESULT IN A NO-START CONDITION BECAUSE OF THE HIGH CURRENT REQUIRED DURING START-UP.WHEN THE ALLEGED DEFECT DOES CAUSE A STALL WHILE DRIVING INCIDENT, THE VEHICLE TYPICALLY CANNOT BE RESTARTED.GM'S ANALYSIS OF WARRANT CLAIMS SHOWED THAT NO START/HARD START WAS THE MOST COMMON CONDITION AND THE FREQUENCY OF CLAIMS ASSOCIATED WITH STALL WHILE DRIVING INCIDENTS WAS TOO LOW TO WARRANT FIELD ACTION. THIS INVESTIGATION HAS BEEN UPGRADED TO AN ENGINEERING ANALYSIS (EA07-015) TO FURTHER ASSESS THE COMPLAINT AND WARRANTY CLAIM DATA AND THE ANALYSES PROVIDED BY GM.

Additional source detail variants (3)

Fuel System, Gasoline:delivery:fuel Pump

AN ENGINEERING ANALYSIS HAS BEEN OPENED TO FURTHER INVESTIGATE THE SCOPE, FREQUENCY AND POTENTIAL SAFETY-RELATED CONSEQUENCES OF THE ALLEGED DEFECT.GENERAL MOTORS (GM) HAS IDENTIFIED AN ISSUE WITH ACCELERATED MOTOR BRUSH WEAR IN THE FUEL PUMP ASSEMBLY OF MODEL YEAR (MY) 2001 THROUGH 2003 CHEVROLET VEHICLES THAT CAN CAUSE THE PUMP TO STOP OPERATING.GENERAL MOTORS INDICATED THAT PEROXIDE OR SULFUR, WHICH ARE BOTH PRESENT IN VARYING AMOUNTS IN GASOLINE, CAN REACT WITH THE COPPER COMMUTATOR OF THE PUMP MOTOR AND CORRODE/ROUGHEN THE SURFACE.A ROUGH COMMUTATOR SURFACE INCREASES THE RATE OF BRUSH WEAR.THE INCREASED ELECTRICAL RESISTANCE CAUSED BY DEGRADATION OF THE BRUSH-COMMUTATOR INTERFACE INHIBITS CURRENT FLOW THROUGH THE MOTOR WINDINGS.ACCORDING TO GM, THE CONDITION WILL USUALLY RESULT IN A NO-START CONDITION BECAUSE OF THE HIGH CURRENT REQUIRED DURING START-UP.WHEN THE ALLEGED DEFECT DOES CAUSE A STALL WHILE DRIVING INCIDENT, THE VEHICLE TYPICALLY CANNOT BE RESTARTED.GM'S ANALYSIS OF WARRANT CLAIMS SHOWED THAT NO START/HARD START WAS THE MOST COMMON CONDITION AND THE FREQUENCY OF CLAIMS ASSOCIATED WITH STALL WHILE DRIVING INCIDENTS WAS TOO LOW TO WARRANT FIELD ACTION. THIS INVESTIGATION HAS BEEN UPGRADED TO AN ENGINEERING ANALYSIS (EA07-015) TO FURTHER ASSESS THE COMPLAINT AND WARRANTY CLAIM DATA AND THE ANALYSES PROVIDED BY GM.

Fuel System, Gasoline:delivery

AN ENGINEERING ANALYSIS HAS BEEN OPENED TO FURTHER INVESTIGATE THE SCOPE, FREQUENCY AND POTENTIAL SAFETY-RELATED CONSEQUENCES OF THE ALLEGED DEFECT.GENERAL MOTORS (GM) HAS IDENTIFIED AN ISSUE WITH ACCELERATED MOTOR BRUSH WEAR IN THE FUEL PUMP ASSEMBLY OF MODEL YEAR (MY) 2001 THROUGH 2003 CHEVROLET VEHICLES THAT CAN CAUSE THE PUMP TO STOP OPERATING.GENERAL MOTORS INDICATED THAT PEROXIDE OR SULFUR, WHICH ARE BOTH PRESENT IN VARYING AMOUNTS IN GASOLINE, CAN REACT WITH THE COPPER COMMUTATOR OF THE PUMP MOTOR AND CORRODE/ROUGHEN THE SURFACE.A ROUGH COMMUTATOR SURFACE INCREASES THE RATE OF BRUSH WEAR.THE INCREASED ELECTRICAL RESISTANCE CAUSED BY DEGRADATION OF THE BRUSH-COMMUTATOR INTERFACE INHIBITS CURRENT FLOW THROUGH THE MOTOR WINDINGS.ACCORDING TO GM, THE CONDITION WILL USUALLY RESULT IN A NO-START CONDITION BECAUSE OF THE HIGH CURRENT REQUIRED DURING START-UP.WHEN THE ALLEGED DEFECT DOES CAUSE A STALL WHILE DRIVING INCIDENT, THE VEHICLE TYPICALLY CANNOT BE RESTARTED.GM'S ANALYSIS OF WARRANT CLAIMS SHOWED THAT NO START/HARD START WAS THE MOST COMMON CONDITION AND THE FREQUENCY OF CLAIMS ASSOCIATED WITH STALL WHILE DRIVING INCIDENTS WAS TOO LOW TO WARRANT FIELD ACTION. THIS INVESTIGATION HAS BEEN UPGRADED TO AN ENGINEERING ANALYSIS (EA07-015) TO FURTHER ASSESS THE COMPLAINT AND WARRANTY CLAIM DATA AND THE ANALYSES PROVIDED BY GM.

Fuel System, Gasoline

AN ENGINEERING ANALYSIS HAS BEEN OPENED TO FURTHER INVESTIGATE THE SCOPE, FREQUENCY AND POTENTIAL SAFETY-RELATED CONSEQUENCES OF THE ALLEGED DEFECT.GENERAL MOTORS (GM) HAS IDENTIFIED AN ISSUE WITH ACCELERATED MOTOR BRUSH WEAR IN THE FUEL PUMP ASSEMBLY OF MODEL YEAR (MY) 2001 THROUGH 2003 CHEVROLET VEHICLES THAT CAN CAUSE THE PUMP TO STOP OPERATING.GENERAL MOTORS INDICATED THAT PEROXIDE OR SULFUR, WHICH ARE BOTH PRESENT IN VARYING AMOUNTS IN GASOLINE, CAN REACT WITH THE COPPER COMMUTATOR OF THE PUMP MOTOR AND CORRODE/ROUGHEN THE SURFACE.A ROUGH COMMUTATOR SURFACE INCREASES THE RATE OF BRUSH WEAR.THE INCREASED ELECTRICAL RESISTANCE CAUSED BY DEGRADATION OF THE BRUSH-COMMUTATOR INTERFACE INHIBITS CURRENT FLOW THROUGH THE MOTOR WINDINGS.ACCORDING TO GM, THE CONDITION WILL USUALLY RESULT IN A NO-START CONDITION BECAUSE OF THE HIGH CURRENT REQUIRED DURING START-UP.WHEN THE ALLEGED DEFECT DOES CAUSE A STALL WHILE DRIVING INCIDENT, THE VEHICLE TYPICALLY CANNOT BE RESTARTED.GM'S ANALYSIS OF WARRANT CLAIMS SHOWED THAT NO START/HARD START WAS THE MOST COMMON CONDITION AND THE FREQUENCY OF CLAIMS ASSOCIATED WITH STALL WHILE DRIVING INCIDENTS WAS TOO LOW TO WARRANT FIELD ACTION. THIS INVESTIGATION HAS BEEN UPGRADED TO AN ENGINEERING ANALYSIS (EA07-015) TO FURTHER ASSESS THE COMPLAINT AND WARRANTY CLAIM DATA AND THE ANALYSES PROVIDED BY GM.

EA04028 · Turn Signal Malfunction

Opened Sep 14, 2004 · Closed Nov 22, 2004

Status: closed (inferred from source dates) · Exterior Lighting:turn Signal

ON MAY 14, 2004 THE OFFICE OF DEFECTS INVESTIGATION (ODI) OPENED A PRELIMINARY EVALUATION (PE04-043) BASED ON CONSUMER COMPLAINTS ALLEGING THAT THE BRAKE/TAIL TURN SIGNAL LAMPS WOULD NOT OPERATE PROPERLY WHEN EITHER THE TAIL LIGHTS WERE TURNED ON, THE BRAKE PEDAL WAS DEPRESSED, OR WHEN THE TURN SIGNAL SWITCH WAS ACTIVATED.ON SEPTEMBER 14, 2004 ODI UPGRADED PE 04-043 TO AN ENGINEERING ANALYSIS (EA04-028).GM STATES THAT SOME BRAKE/TAIL/TURN SIGNAL LAMP BULBS CAN PREMATURELY BECOME INOPERATIVE DUE TO EXCESSIVE HEAT BUILDUP WITHIN THE BULB SOCKETS.THE CAUSE OF THE EXCESSIVE HEAT BUILD UP WAS DETERMINED TO BE A LACK OF THERMAL GREASE PLACED IN BETWEEN THE BULB AND THE SOCKET. BY LETTER DATED OCTOBER 27, 2004 GM NOTIFIED NHTSA THAT IT WILL CONDUCT A SAFETY RECALL (NHTSA # 04V524) COVERING ALL MY 2003 VEHICLES.GM DEALERS WILL INSPECT THE REAR LAMP BULB SOCKET ASSEMBLIES AND APPLY THERMAL GREASE TO THEM OR REPLACE THEM WITH NEW ASSEMBLIES WITH THERMAL GREASE ALREADY ATTACHED.MODEL YEAR 2004 AND NEWER VEHICLES HAVE THE THERMAL GREASE INSTALLED FROM THE FACTORY. THE ACTION TAKEN BY GM IS SUFFICIENT TO RESOLVE THE ISSUES RAISED BY THIS INVESTIGATION.ACCORDINGLY, THIS INVESTIGATION IS CLOSED.

PE04043 · Turn Signal Malfunction

Opened May 14, 2004 · Closed Sep 14, 2004

Status: closed (inferred from source dates) · Exterior Lighting:turn Signal

COMPLAINANTS ALLEGE THAT THE REAR TURN SIGNALS FAIL TO ILLUMINATE AND DO NOT PROVIDE A SIGNAL TO DRIVERS IN FOLLOWING VEHICLES.ODI HAS RECEIVED ONE REPORT OF A CRASH WHERE THE COMPLAINANT BRAKED AND ATTEMPTED TO MAKE A LEFT TURN AND THE FOLLOWING VEHICLE IMPACTED THE COMPLAINANT'S VEHICLE IN THE DRIVER-SIDE DOOR.IN MAY 2002, GM'S SUPPLIER MADE CHANGES TO THE BULB SOCKET THAT INCLUDED STOPPING THE USE OF THERMAL-MASTIC GREASE IN THE BULB SOCKET.GM REPORTS THAT THE GREASE REDUCES ARCING AT THE CONTACTS AND DISSIPATES HEAT THUS PREVENTING MELTING OF THE SOCKET MATERIAL OR BURNING OF THE CONTACTS.MOST OF THE SUBJECT VEHICLES WERE PRODUCED WITHOUT GREASE APPLIED TO THE BULB SOCKET.IN JUNE 2003, GM DIRECTED THE SUPPLIER TO RESUME THE USE OF GREASE IN THE SOCKET.GM ISSUED TECHNICAL SERVICE BULLETIN (TSB) 04-08-42-004A ON JULY 15, 2004 ADVISING TECHNICIANS TO MAKE SURE THAT ADEQUATE AMOUNTS OF GREASE WERE ADDED TO THE BULB SOCKETS ON ALL SERVICE PARTS.ODI WILL UPGRADE THIS INVESTIGATION TO EA 04-028 TO FURTHER EXAMINE THE ISSUE.