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2004 Chevrolet Corvette

Owner reports · Recalls · Investigations

More warning signs than most Corvette years

Owner complaints for the 2004 Chevrolet Corvette are substantially higher than the model-year median of 29.

About this comparison →

When problems were reported

Mileage at the reported incident

180 reports with mileage · 37 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 95 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Fuel/propulsion System. Review the 52 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Steering. Review the 36 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

4 crash reports1 fire reports2 injury reports

What owners actually said

217 reports
67,400 miles · May 14, 2019
Fuel/propulsion System

I BOUGHT A 2004 CORVETTE USED WITH 67K MILES ON IT. THE DEALERSHIP HAD ONLY FILLED THE TANK TO LESS THAN HALF FULL.,AFTER MY FIRST FILL UP GAS POURED OUT FROM UNDERNEATH, BEHIND DRIVERS SIDE TIRE. I PAID $ 16,500 FOR THE CAR , SO I TOOK IT BACK TO DEALER AND THEY SAID THEY WOULD REPAIR. AFTER ABOUT 10 DAYS I WENT TO DEALER AND …

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I BOUGHT A 2004 CORVETTE USED WITH 67K MILES ON IT. THE DEALERSHIP HAD ONLY FILLED THE TANK TO LESS THAN HALF FULL.,AFTER MY FIRST FILL UP GAS POURED OUT FROM UNDERNEATH, BEHIND DRIVERS SIDE TIRE. I PAID $ 16,500 FOR THE CAR , SO I TOOK IT BACK TO DEALER AND THEY SAID THEY WOULD REPAIR. AFTER ABOUT 10 DAYS I WENT TO DEALER AND NOTICED THE CAR HAD NOT EVEN MOVED. HE SAID THEY DID NOT KNOW HOW TO FIX IT AND THEY HAD ANOTHER DEALERSHIP IN ANOTHER STATE THAT THEY WOULD NEED TO TAKE IT TO. I LEFT WITH THE CAR UNREPAIRED.IS THERE ANYTHING I CAN DO ? I BELIEVE IT IS A RECALL ON THE CROSSOVER TUBE AND THE RECALL HAS EXPIRED. CLOSE TO A $1500 TO $1800 REPAIR

NHTSA ODI #11207398

76,000 miles · May 2, 2019
Fuel/propulsion System

THERE IS A KNOWN LEAK IN THE LEFT FUEL TANK. MY VEHICLE HAS SYMPTOMS BUT WAS NEVER FIXED. VEHICLE IS 15 YEARS OLD BUT ONLY 76,000 MILES.

NHTSA ODI #11205396

42,000 miles · Dec 27, 2018
Fuel/propulsion System

ONE DAY I NOTICED THAT MY GARAGE HAD A STRONG GAS SMELL. OVER TIME, I REALIZED THAT IF MY GAS TANK WAS APPROX. BELOW 1/3 FULL IT DID NOT SMELL. CHEVROLET INFORMED ME IT WAS COVERED FOR 100,000 MILES/10 YEARS WHICHEVER COMES FIRST. HOWEVER, I NEVER KNEW A RECALL COULD HAVE A TIME LIMIT BECAUSE OBVIOUSLY THIS IS A SAFETY ISSUE. I …

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ONE DAY I NOTICED THAT MY GARAGE HAD A STRONG GAS SMELL. OVER TIME, I REALIZED THAT IF MY GAS TANK WAS APPROX. BELOW 1/3 FULL IT DID NOT SMELL. CHEVROLET INFORMED ME IT WAS COVERED FOR 100,000 MILES/10 YEARS WHICHEVER COMES FIRST. HOWEVER, I NEVER KNEW A RECALL COULD HAVE A TIME LIMIT BECAUSE OBVIOUSLY THIS IS A SAFETY ISSUE. I WROTE CHEVROLET A CERTIFIED LETTER DESCRIBING MY PROBLEM WITH NO RESPONSE. THIS IS A COMMON PROBLEM WHICH IS CONFIRMED BY LOOKING AT YOUR SITE.

NHTSA ODI #11163612

Mileage unknown · Aug 30, 2018
Fuel/propulsion System

GASOLINE VAPORS ARE LEAKING FROM FUEL VENT AND TRANSFER LINES, CREATING AN EXPLOSION HAZARD. THE PROBLEM IS MORE OF AN ISSUE WHEN PARKED ALLOWING A SPARK TO IGNITE THE FUEL VAPORS.

NHTSA ODI #11123592

25,000 miles · Aug 5, 2018
Fuel/propulsion System

STRONG FUEL SMELL AFTER FILLING THE GAS TANK. GOES AWAY ONCE TANK IS LESS THAN 1/2 FULL AS READ BY THE GAUGE.

NHTSA ODI #11115825

11,400 miles · Jul 17, 2018
Fuel/propulsion System

AFTER FILLING THE GAS TANK STRONG GAS SMELL COMING FROM FILL AREA BUT NO VISIBLE FUEL LEAK THE GAS SMELL DOES NOT GO AWAY AFTER DAYS AND MANY MILES DRIVEN.

NHTSA ODI #11111900

88,010 miles · Jun 20, 2018
Air BagsFuel/propulsion SystemSteering

TAKATA RECALL VISIBLE GASOLINE LEAKAGE AFTER VEHICLE HASN'T BEEN PARKED OVER A PERIOD OF MONTHS. THEN I BEGAN TO TAKE NOTES OF WHAT , WHEN , WHERE THIS LEAK WAS OCCURRING, I WOULD FILL THE TANK, PARK THE AUTO IN THE GARAGE . THE NEXT TIME I USED THE VEHICLE, A NOTICEABLE GAS ODOR, SPOT ON THE GARAGE FLOOR WAS NOTED. I START…

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TAKATA RECALL VISIBLE GASOLINE LEAKAGE AFTER VEHICLE HASN'T BEEN PARKED OVER A PERIOD OF MONTHS. THEN I BEGAN TO TAKE NOTES OF WHAT , WHEN , WHERE THIS LEAK WAS OCCURRING, I WOULD FILL THE TANK, PARK THE AUTO IN THE GARAGE . THE NEXT TIME I USED THE VEHICLE, A NOTICEABLE GAS ODOR, SPOT ON THE GARAGE FLOOR WAS NOTED. I STARTED TO PLACE A CARDBOARD UNDER THE FRONT END TO MORE READILY BE ABLE TO OBSERVE THE SUBSTANCE LEAKING. THE ODOR WAS UNMISTAKABLE. SEVERAL OCCURRENCES N SPOTTING IS EVIDENT AFTER HAVING PARKED IN MY GARAGE . THE AUTO WAS PARKED OVERNIGHT IN MY GARAGE. I AM LISTING THE LATEST CALENDAR DATE AND PHOTO. I HAVE OTHER DATES IN MY NOTEPAD. 2) MY SEATBELT OCCASIONALLY WILL NOT LOCK. I HEAR THE CLICK OF A SEATBELT LOCK THEN UPON DRIVING AWAY FROM MY HOME ~ ,25 MILES ~ MY SEATBELT UNLOCKED THROUGH NO FAULT OF MY OWN. 3) AIRBAG CANNOT BE CHECKED FOR EFFECTIVENESS .

NHTSA ODI #11102924

89,000 miles · Jun 12, 2018
Steering

TL* THE CONTACT OWNS A 2004 CHEVROLET CORVETTE. WHILE DRIVING 35 MPH, THE STEERING WHEEL SEIZED WITHOUT WARNING. THE VEHICLE WAS TAKEN TO GALLES CHEVROLET (2801 UNIVERSITY BLVD NE, ALBUQUERQUE, MN 87107) WHERE IT WAS DIAGNOSED THAT THE STEERING COLUMN NEEDED REPLACEMENT. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER INFORMED TH…

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TL* THE CONTACT OWNS A 2004 CHEVROLET CORVETTE. WHILE DRIVING 35 MPH, THE STEERING WHEEL SEIZED WITHOUT WARNING. THE VEHICLE WAS TAKEN TO GALLES CHEVROLET (2801 UNIVERSITY BLVD NE, ALBUQUERQUE, MN 87107) WHERE IT WAS DIAGNOSED THAT THE STEERING COLUMN NEEDED REPLACEMENT. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER INFORMED THE CONTACT THAT THERE WERE NO RECALLS AND THE VEHICLE WAS NOT UNDER WARRANTY. THE FAILURE MILEAGE WAS APPROXIMATELY 89,000. THE VIN WAS NOT AVAILABLE.

NHTSA ODI #11101490

14,936 miles · Apr 8, 2018
Fuel/propulsion System

AFTER FILLING UP MY VEHICLE, DROVE HOME SAT IN DRIVEWAY FOR A FEW MINUTES, ADJUSTED RADIO STATIONS, I SMELLED A STRONG ODOR OF GAS, TURN VEHICLE OFF STILL SMELLING GAS, LOOKED UNDER DRIVER'S SIDE OF VEHICLE AND SEEN A PUDDLE OF FLUID, PUT MY FINGER IN IT AND IT WAS GAS!, I'M THINKING NOW THAT'S WHY THE USED CAR DEALERSHIP ONLY P…

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AFTER FILLING UP MY VEHICLE, DROVE HOME SAT IN DRIVEWAY FOR A FEW MINUTES, ADJUSTED RADIO STATIONS, I SMELLED A STRONG ODOR OF GAS, TURN VEHICLE OFF STILL SMELLING GAS, LOOKED UNDER DRIVER'S SIDE OF VEHICLE AND SEEN A PUDDLE OF FLUID, PUT MY FINGER IN IT AND IT WAS GAS!, I'M THINKING NOW THAT'S WHY THE USED CAR DEALERSHIP ONLY PUT A HALF A TANK OF GAS IN IT! PURCHASED THIS 2004 CORVETTE BACK IN MARCH 2018 HAVE ONLY PUT 60 MILES ON IT, IT NOW ONLY HAS 14,936 MILES ON IT! WHAT COULD HAVE HAPPENED IF I PARKED THE CAR IN SHOPPING CENTER PARKING LOT, WITH A CIGARETTE THAT JUST BEEN THROWN DOWN?

NHTSA ODI #11083869

74,100 miles · Dec 19, 2017
Fuel/propulsion System

PUT 15 GALLONS OF GAS INTO TANK, IMMEDIATELY NOTICED GAS SMELL INSIDE CAR AND OUTSIDE, DROVE APPROXIMATELY 10 MILES AND SMELL INCREASED. STOPPED CAR AND IMMEDIATELY SAW GAS DRIPPING IN FRONT OF LEFT REAR TIRE AND FORMING A PUDDLE, STOPPED DRIPPING AFTER 5 MINUTES OR SO. DROVE TO HOME AND LET SIT UNTIL MORNING, HAD CAR TOWED TO…

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PUT 15 GALLONS OF GAS INTO TANK, IMMEDIATELY NOTICED GAS SMELL INSIDE CAR AND OUTSIDE, DROVE APPROXIMATELY 10 MILES AND SMELL INCREASED. STOPPED CAR AND IMMEDIATELY SAW GAS DRIPPING IN FRONT OF LEFT REAR TIRE AND FORMING A PUDDLE, STOPPED DRIPPING AFTER 5 MINUTES OR SO. DROVE TO HOME AND LET SIT UNTIL MORNING, HAD CAR TOWED TO CHEVROLET DEALER THAT MORNING. TOLD BY DEALER THAT GAS TANK IS CRACKED AND CROSSOVER PIPE IS DEFECTIVE. REPAIRS TO BE NEAR $3000.

NHTSA ODI #11055553

Official recalls

2

04V273000 · Steering:linkages

Jun 9, 2004

ON CERTAIN PASSENGER VEHICLES INVOLVED IN THIS CAMPAIGN, THE LOWER CONTROL ARM BALL STUD NUT/WASHER ASSEMBLIES WITH WASHERS WERE MADE OF THE WRONG MATERIAL. THE WASHERS MAY FRACTURE AND BECOME LOOSE OR FALL AWAY FROM THE VEHICLE, REDUCING CLAMP LOAD. SEPARATION OF THE CONTROL ARM BALL STUD AND STEERING KNUCKLE, DUE TO DISENGAGEMENT OF THE TAPERED ATTACHMENT AND RETAINING NUT, IS POSSIBLE.

Consequence & remedy

Consequence: IF THE CONTROL ARM SEPARATES FROM THE KNUCKLE, THE AFFECTED CORNER OF THE VEHICLE WILL DROP AND THE CONTROL ARM WOULD BE FORCED DOWNWARD, CONTACTING THE WHEEL. THE AFFECTED WHEEL COULD TILT OUTWARD AND CREATE A DRAGGING ACTION THAT WOULD TEND TO SLOW THE VEHICLE AND CREATE A TENDENCY FOR THE VEHICLE TO TURN IN THE DIRECTION OF THE AFFECTED WHEEL. IN EXTREME SITUATIONS, THE AFFECTED WHEEL ASSEMBLY COULD SEPARATE FROM THE VEHICLE. SEPARATION OF THE WHEEL ASSEMBLY WOULD ALSO SEVER THAT WHEEL;S HYDRAULIC BRAKE HOSE AND RESULT IN DIMINISHED BRAKING PERFORMANCE OF THE VEHICLE, WHICH COULD RESULT IN A CRASH.

Remedy: DEALERS WILL INSPECT THE BALL STUD JOINTS AND MEASURE THE TORQUE OF THE NUT FOR ALL FRONT LOWER CONTROL ARMS IN ALL MODELS AFFECTED AS WELL AS THE REAR LOWER CONTROL ARMS ON THE XLR AND CORVETTE. IF THE TORQUE IS NOT AT SPECIFICATION, THE DEALERS WILL REPLACE THE BALL STUD, THE KNUCKLE, AND THE NUT. IF THE TORQUE IS AT SPECIFICATION, THE DEALERS WILL REPLACE THE NUT/WASHER ASSEMBLY ONLY. THE RECALL WILL BEGIN ON AUGUST 25, 2004. OWNERS SHOULD CONTACT CADILLAC AT 1-866-982-2339 OR CHEVROLET AT 1-800-630-2438.

04V060000 · Steering:column LOCKING:ANTI-THEFT Device

Feb 9, 2004

ON CERTAIN PASSENGER VEHICLES EQUIPPED WITH ELECTRONIC COLUMN LOCK SYSTEMS (ECL), WHEN THE IGNITION SWITCH IS TURNED TO "LOCK," THE ECL SYSTEM PREVENTS TURNING OF THE STEERING SYSTEM. WHEN THE VEHICLE IS STARTED, THE ECL UNLOCKS THE STEERING SYSTEM. THE VEHICLE IS DESIGNED SO THAT IF THE COLUMN FAILS TO UNLOCK WHEN THE VEHICLE IS STARTED AND THE CUSTOMER TRIES TO DRIVE, THE FUEL SUPPLY WILL BE SHUT OFF SO THAT THE VEHICLE CANNOT MOVE WHEN THE VEHICLE CANNOT BE STEERED. IF VOLTAGE AT THE POWERTRAIN CONTROL MODULE IS LOW OR INTERRUPTED, HOWEVER, THE FUEL SHUT OFF MAY NOT OCCUR AND THE VEHICLE CAN BE ACCELERATED WHILE THE STEERING SYSTEM IS LOCKED. ALSO WHEN THE CONTROL SYSTEM SHOWS THAT THE ECL IS UNLOCKED AND THE VEHICLE IS BEING DRIVEN, THE LOCK PIN LOCATION CAN VARY. DEPENDING ON THE LOCATION OF THE LOCK PLATE RELATIVE TO THE SWITCH TRANSITION POINT, THERE COULD THEN BE CONTACT BETWEEN THE LOCK PLATE AND PIN CAUSING THE STEERING TO LOCK WHILE DRIVING .

Consequence & remedy

Consequence: IF THIS OCCURS, A CRASH COULD OCCUR WITHOUT WARNING.

Remedy: ON VEHICLES EQUIPPED WITH AN AUTOMATIC TRANSMISSION, THE DEALER WILL DISABLE THE STEERING COLUMN LOCK BY REMOVING THE COLUMN LOCK PLATE. WHEN THE IGNITION KEY IS REMOVED, THE TRANSMISSION SHIFTER WILL LOCK BUT THE STEERING COLUMN WILL NOT LOCK. ON VEHICLES EQUIPPED WITH A MANUAL TRANSMISSION, THE DEALER WILL REPROGRAM THE POWERTRAIN CONTROL MODULE, PERFORM A DIMENSIONAL CHECK OF THE COLUMN LOCK AND, IF NECESSARY, REPLACE THE LOCK PLATE. THE STEERING COLUMN ON THESE VEHICLES WILL CONTINUE TO LOCK WHEN THE KEY IS REMOVED. OWNER NOTIFICATION TO OWNERS OF 1997 VEHICLES EQUIPPED WITH AUTOMATIC TRANSMISSIONS BEGAN ON APRIL 26, 2004. OWNERS OF 1998 THROUGH 2004 VEHICLES (EXCEPT 1997-1998 MANUAL TRANSMISSION VEHICLES) WILL BE NOTIFIED BEGINNING ON AUGUST 2, 2004. THE REMAINING OWNERS (1997-1998 MANUAL TRANSMISSION VEHICLES) WILL BE NOTIFIED LATER IN 2004, WHEN PARTS ARE AVAILABLE. OWNERS SHOULD CONTACT CHEVROLET AT 1-800-630-2438.

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

2

PE10015 · Fuel Tank Leak

Opened May 12, 2010 · Closed Sep 10, 2010

Status: closed (inferred from source dates) · Fuel System, Gasoline; Fuel System, Gasoline:delivery:hoses, Lines/piping, And Fittings; Fuel System, Gasoline:storage; Fuel System, Gasoline:storage:tank Assembly; Fuel System, Gasoline:storage:tank Assembly:filler Pipe And Cap

In its June 30, 2010 response to ODI's Information Request letter, General Motors (GM) identified the leak source as cracks in either the fuel tank cross-over tube quick connector (connector) and/or the hot-plate weld joint of the connector to the tank.The root causes are attributed to errors in connector material processing, variations in the welding process, and high stresses placed on the driver's side connector during vehicle use.GM also identified the scope of the subject vehicles involved to be those produced from approximately October 22, 2003 through March 19, 2004.GM does not believe the cracks represent an unreasonable risk to motor vehicle safety based on factors that include; low rate of fuel leaking to the ground, detectable fuel odor, the cracks are at the top of the tank, leaks are detectable during refueling, small quantities of fuel that leaks out, and no associated property damage or personal injury claims.On August 13, 2010, GM issued a Special Coverage Adjustment to remedy fuel tank quick connector leaks and extend the warranty for this issue to 10 years or 100,000 miles in certain 2004 Chevrolet Corvette and Cadillac XLR vehicles.Vehicle owners will be notified by mail of the adjustment and will also be entitled to reimbursement for previously paid repairs covered under the adjustment.(See file for, SERVICE BULLETIN 10150: SPECIAL COVERAGE ADJUSTMENT-FUEL TANK QUICK CONNECTOR LEAK).The closing of this investigation does not constitute a finding by NHTSA that a safety-related defect does not exist.The agency reserves the right to take further action if warranted by the circumstances.

Additional source detail variants (5)

Fuel System, Gasoline:delivery:hoses, Lines/piping, And Fittings

In its June 30, 2010 response to ODI's Information Request letter, General Motors (GM) identified the leak source as cracks in either the fuel tank cross-over tube quick connector (connector) and/or the hot-plate weld joint of the connector to the tank.The root causes are attributed to errors in connector material processing, variations in the welding process, and high stresses placed on the driver's side connector during vehicle use.GM also identified the scope of the subject vehicles involved to be those produced from approximately October 22, 2003 through March 19, 2004.GM does not believe the cracks represent an unreasonable risk to motor vehicle safety based on factors that include; low rate of fuel leaking to the ground, detectable fuel odor, the cracks are at the top of the tank, leaks are detectable during refueling, small quantities of fuel that leaks out, and no associated property damage or personal injury claims.On August 13, 2010, GM issued a Special Coverage Adjustment to remedy fuel tank quick connector leaks and extend the warranty for this issue to 10 years or 100,000 miles in certain 2004 Chevrolet Corvette and Cadillac XLR vehicles.Vehicle owners will be notified by mail of the adjustment and will also be entitled to reimbursement for previously paid repairs covered under the adjustment.(See file for, SERVICE BULLETIN 10150: SPECIAL COVERAGE ADJUSTMENT-FUEL TANK QUICK CONNECTOR LEAK).The closing of this investigation does not constitute a finding by NHTSA that a safety-related defect does not exist.The agency reserves the right to take further action if warranted by the circumstances.

Fuel System, Gasoline

In its June 30, 2010 response to ODI's Information Request letter, General Motors (GM) identified the leak source as cracks in either the fuel tank cross-over tube quick connector (connector) and/or the hot-plate weld joint of the connector to the tank.The root causes are attributed to errors in connector material processing, variations in the welding process, and high stresses placed on the driver's side connector during vehicle use.GM also identified the scope of the subject vehicles involved to be those produced from approximately October 22, 2003 through March 19, 2004.GM does not believe the cracks represent an unreasonable risk to motor vehicle safety based on factors that include; low rate of fuel leaking to the ground, detectable fuel odor, the cracks are at the top of the tank, leaks are detectable during refueling, small quantities of fuel that leaks out, and no associated property damage or personal injury claims.On August 13, 2010, GM issued a Special Coverage Adjustment to remedy fuel tank quick connector leaks and extend the warranty for this issue to 10 years or 100,000 miles in certain 2004 Chevrolet Corvette and Cadillac XLR vehicles.Vehicle owners will be notified by mail of the adjustment and will also be entitled to reimbursement for previously paid repairs covered under the adjustment.(See file for, SERVICE BULLETIN 10150: SPECIAL COVERAGE ADJUSTMENT-FUEL TANK QUICK CONNECTOR LEAK).The closing of this investigation does not constitute a finding by NHTSA that a safety-related defect does not exist.The agency reserves the right to take further action if warranted by the circumstances.

Fuel System, Gasoline:storage

In its June 30, 2010 response to ODI's Information Request letter, General Motors (GM) identified the leak source as cracks in either the fuel tank cross-over tube quick connector (connector) and/or the hot-plate weld joint of the connector to the tank.The root causes are attributed to errors in connector material processing, variations in the welding process, and high stresses placed on the driver's side connector during vehicle use.GM also identified the scope of the subject vehicles involved to be those produced from approximately October 22, 2003 through March 19, 2004.GM does not believe the cracks represent an unreasonable risk to motor vehicle safety based on factors that include; low rate of fuel leaking to the ground, detectable fuel odor, the cracks are at the top of the tank, leaks are detectable during refueling, small quantities of fuel that leaks out, and no associated property damage or personal injury claims.On August 13, 2010, GM issued a Special Coverage Adjustment to remedy fuel tank quick connector leaks and extend the warranty for this issue to 10 years or 100,000 miles in certain 2004 Chevrolet Corvette and Cadillac XLR vehicles.Vehicle owners will be notified by mail of the adjustment and will also be entitled to reimbursement for previously paid repairs covered under the adjustment.(See file for, SERVICE BULLETIN 10150: SPECIAL COVERAGE ADJUSTMENT-FUEL TANK QUICK CONNECTOR LEAK).The closing of this investigation does not constitute a finding by NHTSA that a safety-related defect does not exist.The agency reserves the right to take further action if warranted by the circumstances.

Fuel System, Gasoline:storage:tank Assembly:filler Pipe And Cap

In its June 30, 2010 response to ODI's Information Request letter, General Motors (GM) identified the leak source as cracks in either the fuel tank cross-over tube quick connector (connector) and/or the hot-plate weld joint of the connector to the tank.The root causes are attributed to errors in connector material processing, variations in the welding process, and high stresses placed on the driver's side connector during vehicle use.GM also identified the scope of the subject vehicles involved to be those produced from approximately October 22, 2003 through March 19, 2004.GM does not believe the cracks represent an unreasonable risk to motor vehicle safety based on factors that include; low rate of fuel leaking to the ground, detectable fuel odor, the cracks are at the top of the tank, leaks are detectable during refueling, small quantities of fuel that leaks out, and no associated property damage or personal injury claims.On August 13, 2010, GM issued a Special Coverage Adjustment to remedy fuel tank quick connector leaks and extend the warranty for this issue to 10 years or 100,000 miles in certain 2004 Chevrolet Corvette and Cadillac XLR vehicles.Vehicle owners will be notified by mail of the adjustment and will also be entitled to reimbursement for previously paid repairs covered under the adjustment.(See file for, SERVICE BULLETIN 10150: SPECIAL COVERAGE ADJUSTMENT-FUEL TANK QUICK CONNECTOR LEAK).The closing of this investigation does not constitute a finding by NHTSA that a safety-related defect does not exist.The agency reserves the right to take further action if warranted by the circumstances.

Fuel System, Gasoline:storage:tank Assembly

In its June 30, 2010 response to ODI's Information Request letter, General Motors (GM) identified the leak source as cracks in either the fuel tank cross-over tube quick connector (connector) and/or the hot-plate weld joint of the connector to the tank.The root causes are attributed to errors in connector material processing, variations in the welding process, and high stresses placed on the driver's side connector during vehicle use.GM also identified the scope of the subject vehicles involved to be those produced from approximately October 22, 2003 through March 19, 2004.GM does not believe the cracks represent an unreasonable risk to motor vehicle safety based on factors that include; low rate of fuel leaking to the ground, detectable fuel odor, the cracks are at the top of the tank, leaks are detectable during refueling, small quantities of fuel that leaks out, and no associated property damage or personal injury claims.On August 13, 2010, GM issued a Special Coverage Adjustment to remedy fuel tank quick connector leaks and extend the warranty for this issue to 10 years or 100,000 miles in certain 2004 Chevrolet Corvette and Cadillac XLR vehicles.Vehicle owners will be notified by mail of the adjustment and will also be entitled to reimbursement for previously paid repairs covered under the adjustment.(See file for, SERVICE BULLETIN 10150: SPECIAL COVERAGE ADJUSTMENT-FUEL TANK QUICK CONNECTOR LEAK).The closing of this investigation does not constitute a finding by NHTSA that a safety-related defect does not exist.The agency reserves the right to take further action if warranted by the circumstances.

EA02031 · Steering Column Lockup

Opened Nov 15, 2002 · Closed Mar 11, 2004

Status: closed (inferred from source dates) · Steering; Steering:column; Steering:column LOCKING:ANTI-THEFT Device

IN 2001, GENERAL MOTORS (GM) ISSUED CUSTOMER SERVICE CAMPAIGNS 1044 AND 1044A TO ADDRESS A CONDITION WHERE THE STEERING COLUMN WOULD FAIL TO UNLOCK DURING THE INITIAL KEY-IN AND START-UP IN CERTAIN MY 1998-2000 CORVETTE VEHICLES.HOWEVER, ODI CONTINUED TO RECEIVE COMPLAINTS CONCERNING STEERING COLUMN LOCKUP ON CORVETTE VEHICLES.AS A RESULT, PE02-054 WAS OPENED AND LATER UPGRADED TO EA02-031 FOR MY 1997-2001 SUBJECT VEHICLES.ODI'S ANALYSIS IDENTIFIED CONCERNS WITH POST-REPAIR FAILURES IN VEHICLES SERVICED THROUGH THE CAMPAIGNS, AS WELL AS, FAILURES IN MY 1997-2003 SUBJECT VEHICLES NOT INCLUDED IN THE CAMPAIGNS.(NOTE: THE MANUFACTURER FAILURE DATA ABOVE IS LIMITED TO MY 1997-2003 VEHICLES THROUGH 10/17/2003.)ON FEBRUARY 6, 2004, GM NOTIFIED NHTSA OF A SAFETY DEFECT IN MY 1997-2004 CORVETTE VEHCLES EQUIPPED WITH MANUAL TRANSMISSIONS AND MY 1997-2000 CORVETTE VEHICLES WITH AUTOMATIC TRANSMISSIONS.THE NOTIFICATION STATED THAT IF THE VOLTAGE AT THE POWERTRAIN CONTROL MODULE (PCM), WHICH WAS DESIGNED TO SHUT DOWN THE FUEL SUPPLY WHEN THE STEERING COLUMN FAILED TO UNLOCK AND THE CUSTOMER TRIED TO DRIVE THE VEHICLE, IS LOW OR INTERRUPTED, THE FUEL SHUT OFF MAY NOT OCCUR.AS A RESULT, THE CUSTOMER COULD DRIVE THE VEHICLE WHILE THE STEERING COLUMN WAS LOCKED CAUSING THE DRIVER TO LOSE STEERING CONTROL AND POSSIBLY CRASH WITHOUT WARNING.GM WILL INSTRUCT OWNERS TO BRING THEIR VEHICLES TO A DEALER TO HAVE THE PCM REPROGRAMMED FOR MANUAL TRANSMISSION VEHICLES AND THE ELECTRIC COLUMN LOCK DISABLED FOR AUTOMATIC TRANSMISSION VEHICLES.ODI WILL MONITOR THE EFFECTIVENESS OF THE REMEDY IN THE MANUAL TRANSMISSION VEHICLES AND TAKE FURTHER ACTION IF WARRANTED.

Additional source detail variants (3)

Steering:column

IN 2001, GENERAL MOTORS (GM) ISSUED CUSTOMER SERVICE CAMPAIGNS 1044 AND 1044A TO ADDRESS A CONDITION WHERE THE STEERING COLUMN WOULD FAIL TO UNLOCK DURING THE INITIAL KEY-IN AND START-UP IN CERTAIN MY 1998-2000 CORVETTE VEHICLES.HOWEVER, ODI CONTINUED TO RECEIVE COMPLAINTS CONCERNING STEERING COLUMN LOCKUP ON CORVETTE VEHICLES.AS A RESULT, PE02-054 WAS OPENED AND LATER UPGRADED TO EA02-031 FOR MY 1997-2001 SUBJECT VEHICLES.ODI'S ANALYSIS IDENTIFIED CONCERNS WITH POST-REPAIR FAILURES IN VEHICLES SERVICED THROUGH THE CAMPAIGNS, AS WELL AS, FAILURES IN MY 1997-2003 SUBJECT VEHICLES NOT INCLUDED IN THE CAMPAIGNS.(NOTE: THE MANUFACTURER FAILURE DATA ABOVE IS LIMITED TO MY 1997-2003 VEHICLES THROUGH 10/17/2003.)ON FEBRUARY 6, 2004, GM NOTIFIED NHTSA OF A SAFETY DEFECT IN MY 1997-2004 CORVETTE VEHCLES EQUIPPED WITH MANUAL TRANSMISSIONS AND MY 1997-2000 CORVETTE VEHICLES WITH AUTOMATIC TRANSMISSIONS.THE NOTIFICATION STATED THAT IF THE VOLTAGE AT THE POWERTRAIN CONTROL MODULE (PCM), WHICH WAS DESIGNED TO SHUT DOWN THE FUEL SUPPLY WHEN THE STEERING COLUMN FAILED TO UNLOCK AND THE CUSTOMER TRIED TO DRIVE THE VEHICLE, IS LOW OR INTERRUPTED, THE FUEL SHUT OFF MAY NOT OCCUR.AS A RESULT, THE CUSTOMER COULD DRIVE THE VEHICLE WHILE THE STEERING COLUMN WAS LOCKED CAUSING THE DRIVER TO LOSE STEERING CONTROL AND POSSIBLY CRASH WITHOUT WARNING.GM WILL INSTRUCT OWNERS TO BRING THEIR VEHICLES TO A DEALER TO HAVE THE PCM REPROGRAMMED FOR MANUAL TRANSMISSION VEHICLES AND THE ELECTRIC COLUMN LOCK DISABLED FOR AUTOMATIC TRANSMISSION VEHICLES.ODI WILL MONITOR THE EFFECTIVENESS OF THE REMEDY IN THE MANUAL TRANSMISSION VEHICLES AND TAKE FURTHER ACTION IF WARRANTED.

Steering:column LOCKING:ANTI-THEFT Device

IN 2001, GENERAL MOTORS (GM) ISSUED CUSTOMER SERVICE CAMPAIGNS 1044 AND 1044A TO ADDRESS A CONDITION WHERE THE STEERING COLUMN WOULD FAIL TO UNLOCK DURING THE INITIAL KEY-IN AND START-UP IN CERTAIN MY 1998-2000 CORVETTE VEHICLES.HOWEVER, ODI CONTINUED TO RECEIVE COMPLAINTS CONCERNING STEERING COLUMN LOCKUP ON CORVETTE VEHICLES.AS A RESULT, PE02-054 WAS OPENED AND LATER UPGRADED TO EA02-031 FOR MY 1997-2001 SUBJECT VEHICLES.ODI'S ANALYSIS IDENTIFIED CONCERNS WITH POST-REPAIR FAILURES IN VEHICLES SERVICED THROUGH THE CAMPAIGNS, AS WELL AS, FAILURES IN MY 1997-2003 SUBJECT VEHICLES NOT INCLUDED IN THE CAMPAIGNS.(NOTE: THE MANUFACTURER FAILURE DATA ABOVE IS LIMITED TO MY 1997-2003 VEHICLES THROUGH 10/17/2003.)ON FEBRUARY 6, 2004, GM NOTIFIED NHTSA OF A SAFETY DEFECT IN MY 1997-2004 CORVETTE VEHCLES EQUIPPED WITH MANUAL TRANSMISSIONS AND MY 1997-2000 CORVETTE VEHICLES WITH AUTOMATIC TRANSMISSIONS.THE NOTIFICATION STATED THAT IF THE VOLTAGE AT THE POWERTRAIN CONTROL MODULE (PCM), WHICH WAS DESIGNED TO SHUT DOWN THE FUEL SUPPLY WHEN THE STEERING COLUMN FAILED TO UNLOCK AND THE CUSTOMER TRIED TO DRIVE THE VEHICLE, IS LOW OR INTERRUPTED, THE FUEL SHUT OFF MAY NOT OCCUR.AS A RESULT, THE CUSTOMER COULD DRIVE THE VEHICLE WHILE THE STEERING COLUMN WAS LOCKED CAUSING THE DRIVER TO LOSE STEERING CONTROL AND POSSIBLY CRASH WITHOUT WARNING.GM WILL INSTRUCT OWNERS TO BRING THEIR VEHICLES TO A DEALER TO HAVE THE PCM REPROGRAMMED FOR MANUAL TRANSMISSION VEHICLES AND THE ELECTRIC COLUMN LOCK DISABLED FOR AUTOMATIC TRANSMISSION VEHICLES.ODI WILL MONITOR THE EFFECTIVENESS OF THE REMEDY IN THE MANUAL TRANSMISSION VEHICLES AND TAKE FURTHER ACTION IF WARRANTED.

Steering

IN 2001, GENERAL MOTORS (GM) ISSUED CUSTOMER SERVICE CAMPAIGNS 1044 AND 1044A TO ADDRESS A CONDITION WHERE THE STEERING COLUMN WOULD FAIL TO UNLOCK DURING THE INITIAL KEY-IN AND START-UP IN CERTAIN MY 1998-2000 CORVETTE VEHICLES.HOWEVER, ODI CONTINUED TO RECEIVE COMPLAINTS CONCERNING STEERING COLUMN LOCKUP ON CORVETTE VEHICLES.AS A RESULT, PE02-054 WAS OPENED AND LATER UPGRADED TO EA02-031 FOR MY 1997-2001 SUBJECT VEHICLES.ODI'S ANALYSIS IDENTIFIED CONCERNS WITH POST-REPAIR FAILURES IN VEHICLES SERVICED THROUGH THE CAMPAIGNS, AS WELL AS, FAILURES IN MY 1997-2003 SUBJECT VEHICLES NOT INCLUDED IN THE CAMPAIGNS.(NOTE: THE MANUFACTURER FAILURE DATA ABOVE IS LIMITED TO MY 1997-2003 VEHICLES THROUGH 10/17/2003.)ON FEBRUARY 6, 2004, GM NOTIFIED NHTSA OF A SAFETY DEFECT IN MY 1997-2004 CORVETTE VEHCLES EQUIPPED WITH MANUAL TRANSMISSIONS AND MY 1997-2000 CORVETTE VEHICLES WITH AUTOMATIC TRANSMISSIONS.THE NOTIFICATION STATED THAT IF THE VOLTAGE AT THE POWERTRAIN CONTROL MODULE (PCM), WHICH WAS DESIGNED TO SHUT DOWN THE FUEL SUPPLY WHEN THE STEERING COLUMN FAILED TO UNLOCK AND THE CUSTOMER TRIED TO DRIVE THE VEHICLE, IS LOW OR INTERRUPTED, THE FUEL SHUT OFF MAY NOT OCCUR.AS A RESULT, THE CUSTOMER COULD DRIVE THE VEHICLE WHILE THE STEERING COLUMN WAS LOCKED CAUSING THE DRIVER TO LOSE STEERING CONTROL AND POSSIBLY CRASH WITHOUT WARNING.GM WILL INSTRUCT OWNERS TO BRING THEIR VEHICLES TO A DEALER TO HAVE THE PCM REPROGRAMMED FOR MANUAL TRANSMISSION VEHICLES AND THE ELECTRIC COLUMN LOCK DISABLED FOR AUTOMATIC TRANSMISSION VEHICLES.ODI WILL MONITOR THE EFFECTIVENESS OF THE REMEDY IN THE MANUAL TRANSMISSION VEHICLES AND TAKE FURTHER ACTION IF WARRANTED.