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1999 Chevrolet Tahoe

Owner reports · Recalls · Investigations

More warning signs than most Tahoe years

Owner complaints for the 1999 Chevrolet Tahoe are substantially higher than the model-year median of 246.

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When problems were reported

Mileage at the reported incident

266 reports with mileage · 286 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.

  • Service Brakes, Hydraulic. Review the 231 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Electrical System. Review the 47 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Steering. Review the 46 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

46 crash reports12 fire reports27 injury reports

Tires complaints

20 reports
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Mileage unknown · Jun 17, 2021
Tires

The contact's son owns a 1999 Chevrolet Tahoe equipped with Mickey Thompson Deegan 38 All-Terrain TIRES, TIRE SIZES 265/65/18. The contact stated that while his son was traveling at 25 MPH, the left rear driver side tire blew out without warning. The contact's son was not injured. The contact stated that the entire sidewall had…

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The contact's son owns a 1999 Chevrolet Tahoe equipped with Mickey Thompson Deegan 38 All-Terrain TIRES, TIRE SIZES 265/65/18. The contact stated that while his son was traveling at 25 MPH, the left rear driver side tire blew out without warning. The contact's son was not injured. The contact stated that the entire sidewall had blown out from the tire. The contact's son was able to replace the tire with a spare. The contact had reached out to the tire manufacturer where they informed him that the vehicle was not included in NHTSA Campaign Number: 21T002000 (TIRES). The tire had yet to be replaced. The failure mileage was unknown. Vin was unavailable

NHTSA ODI #11421266

Mileage unknown · Oct 22, 2012
Tires

TL* THE CONTACT OWNS A 1999 CHEVROLET TAHOE EQUIPPED WITH COOPER TIRES, SIZE: 235/75R15. THE CONTACT STATED THAT WHILE DRIVING, HE HEARD A LOUD FLAPPING NOISE FROM UNDER THE VEHICLE. THE CONTACT TOOK THE TIRES TO AN AUTHORIZED DEALER TO HAVE THEM INSPECTED WHERE HE WAS INFORMED THAT ALL FOUR OF THE TIRES WERE SEPARATING FROM THE…

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TL* THE CONTACT OWNS A 1999 CHEVROLET TAHOE EQUIPPED WITH COOPER TIRES, SIZE: 235/75R15. THE CONTACT STATED THAT WHILE DRIVING, HE HEARD A LOUD FLAPPING NOISE FROM UNDER THE VEHICLE. THE CONTACT TOOK THE TIRES TO AN AUTHORIZED DEALER TO HAVE THEM INSPECTED WHERE HE WAS INFORMED THAT ALL FOUR OF THE TIRES WERE SEPARATING FROM THE INTERNAL WIRING. THE DEALER ADVISED THAT THERE WERE NO RECALLS FOR THE TIRES. THE FAILURE MILEAGE AND VIN WAS NOT AVAILABLE.

NHTSA ODI #10481397

172,000 miles · Jun 19, 2011
Tires

1999 CHEVROLET TAHOE. THE VEHICLE WAS TAKEN TO A GM DEALER TO HAVE THE TIRES ROTATED AND BALANCED. ONE OF THE TIRES GOODYEAR RT/S P265/75R16 114S OWL SERIAL MK73D5HR0108 HAD TREAD SEPARATION AT THE TOP OF SIDEWALL. I RECEIVED $75 CREDIT FROM GOODYEAR DUE TO MILEAGE. THE TIRE HAD 34,000 MILES ON IT. THE TIRE WAS REPLACED WITH …

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1999 CHEVROLET TAHOE. THE VEHICLE WAS TAKEN TO A GM DEALER TO HAVE THE TIRES ROTATED AND BALANCED. ONE OF THE TIRES GOODYEAR RT/S P265/75R16 114S OWL SERIAL MK73D5HR0108 HAD TREAD SEPARATION AT THE TOP OF SIDEWALL. I RECEIVED $75 CREDIT FROM GOODYEAR DUE TO MILEAGE. THE TIRE HAD 34,000 MILES ON IT. THE TIRE WAS REPLACED WITH GOODYEAR SRA. THE TIRE WAS PURCHASED 04/05/2008 IN ILLINOIS. THIS TIRE WAS PURCHASED AS A SET OF TWO. THE SECOND TIRE IS STARTING TO EXHIBIT THE SAME CHARACTERISTICS. *TR

NHTSA ODI #10407425

104,009 miles · Oct 14, 2009
Tires

ALL TIRE SIDEWALLS CRACKED. *TR

NHTSA ODI #10287430

104,009 miles · Oct 14, 2009
Tires

TIRES ARE CRACKED ON SIDEWALLS. *TR

NHTSA ODI #10287426

58,526 miles · Mar 26, 2008
Tires

I PURCHASED 4 SUMITOMO HTR SPORT H/P P285/50R20 ON 9/26/2006 FROM EAST COAST TIRE SALES. THIS TIRES WERE STORED IN A GARAGE UNTIL FEBRUARY 06, 2007 WHEN THEY WERE PROFESSIONAL MOUNTED, BALANCED AND INSTALLED ON THE CHEVY TAHOE WITH 53,604 MILES. DOT ID#'S FOLLOW. > V4JD3MTR1306 V4JD3MTR1306 V4JD3MTR1306 V4JD3M…

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I PURCHASED 4 SUMITOMO HTR SPORT H/P P285/50R20 ON 9/26/2006 FROM EAST COAST TIRE SALES. THIS TIRES WERE STORED IN A GARAGE UNTIL FEBRUARY 06, 2007 WHEN THEY WERE PROFESSIONAL MOUNTED, BALANCED AND INSTALLED ON THE CHEVY TAHOE WITH 53,604 MILES. DOT ID#'S FOLLOW. > V4JD3MTR1306 V4JD3MTR1306 V4JD3MTR1306 V4JD3MTR0406 ON MARCH 8, 2008, AT HIGHWAY SPEED THE RIGHT REAR V4JD3MTR1306 BLEW OUT FOR NO REASON AND WITHOUT ANY WARNING. IT WAS REPLACED WITH V4JD3MTR4507. THE REPAIR SHOP SAID THAT IT WAS ROAD HAZARD EVEN THROUGH THERE ARE ONLY 5,000 MILES ON THE TIRES. I HAD TO PAY $117.70 TO REPLACE A TIRE I FEEL SHOULD HAVE BEEN 100% WARRANTY REPLACEMENT AT NO COST TO ME. ON MARCH 20, 2008 AGAIN AT HIGHWAY SPEED THE LEFT REAR V4JD3MTR1306 BLEW OUT. AGAIN THE TIRE TREAD IS IN EXCELLENT CONDITION AND THE BLOW OUT OCCURRED WITH NO WARNING AND FOR NO REASON. THESE WERE BOTH IMMEDIATE AND COMPLETE TIRE FAILURES AT 75 MILES PER HOUR. I FEEL THESE TIRES ARE DEFECTIVE AND NEED THE REMAINING TWO TIRES TO BE REPLACED ALSO. THE TIRES WERE MOUNTED AT 53,604 MILES THE VEHICLE NOW HAS 58,700 MILES THIS IS ONLY 5,100 MILES FOR TIRES RATED UTQG 480 AA H-RATED DURABILITY. > I ALSO PURCHASED THE EXTENDED WARRANTY FROM SONSIO DIAMOND > 1-800-553-2878 THE WARRANTY ID #'S ARE BELOW. > > ID# NK-5022-9683 > ID# NK-5022-9684 > ID# NK-5022-9685 > ID# NK-5022-9687 PLEASE CALL 480-497-6710 OR EMAIL AZ32GUY@YAHOO.COM A REPLY TO THIS DANGEROUS SAFETY ISSUE. > CHIP MANDELA *TR

NHTSA ODI #10222337

68,075 miles · Oct 25, 2005
Tires

DT: ON APRIL 23,05 SOUTHBOUND 1-95 IN FLORIDA CALLER WAS TRAVELING 55 MPH IN CENTER LANE AND THE RIGHT FRONT TIRE BLEW OUT, CAUSING PROPERTY DAMAGE TO THE CAR. BRAND NEW TIRES. *AK *JB

NHTSA ODI #10122078

Mileage unknown · May 21, 2003
Tires

THE RIGHT FRONT TIRE AND BOTH REAR TIRE TREADS SEPARATED AT THE SAME TIME. CONSUMER ALSO REPORTING SIDEWALL FAILURE OF TIRES. THE VEHICLE HAS HAD THE TIRES REPLACED THREE TIMES (BF GOODRICH LONG TREAD WEAR TIRES). *NLM PLEASE PROVIDE ANY ADDITIONAL INFORMATION / DOCUMENTATION. *MJJ RETURNED USPS, 2ND ATTEMPT MADE 06/08/…

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THE RIGHT FRONT TIRE AND BOTH REAR TIRE TREADS SEPARATED AT THE SAME TIME. CONSUMER ALSO REPORTING SIDEWALL FAILURE OF TIRES. THE VEHICLE HAS HAD THE TIRES REPLACED THREE TIMES (BF GOODRICH LONG TREAD WEAR TIRES). *NLM PLEASE PROVIDE ANY ADDITIONAL INFORMATION / DOCUMENTATION. *MJJ RETURNED USPS, 2ND ATTEMPT MADE 06/08/07 FAILED. *LJ

NHTSA ODI #10020305

Mileage unknown · Sep 30, 2002
Tires

WHILE TRAVELING ABOUT 65MPH ON THE HIGHWAY HE HEARD A THUMPING NOISE. HE WAS ABLE TO PULL OVER TO THE SHOULDER THE FRONT PASSENGER SIDE TIRE TREAD SEPARTED FROM THE VEHICLE. THE TIRE WAS BF GOODWRICH P24575R16. NLM

NHTSA ODI #8019848

Mileage unknown · Aug 7, 2002
TiresInjury

REPLACEMENT TIRES ON CHEVROLET, TAHOE, 1999, 32X11.50R15LT113Q. WHILE TRAVELING AT 55 MPH DASHBOARD STARTED TO SHAKE. DRIVER'S SIDE REAR LEFT TIRE TREAD SEPARATED. CAUSE UNKNOWN. *AK WHILE TRAVELING ON THE HIGHWAY, THE DASHBOARD BEGAN TO SHAKE. ONE MINUTE LATER THE REAR LEFT TIRE BLEW OUT, AND THE VEHICLE STARTED TO DRIFT …

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REPLACEMENT TIRES ON CHEVROLET, TAHOE, 1999, 32X11.50R15LT113Q. WHILE TRAVELING AT 55 MPH DASHBOARD STARTED TO SHAKE. DRIVER'S SIDE REAR LEFT TIRE TREAD SEPARATED. CAUSE UNKNOWN. *AK WHILE TRAVELING ON THE HIGHWAY, THE DASHBOARD BEGAN TO SHAKE. ONE MINUTE LATER THE REAR LEFT TIRE BLEW OUT, AND THE VEHICLE STARTED TO DRIFT LEFT TOWARD THE CABLE BARRIERS AND ONCOMING TRAFFIC. THE CONSUMER HIT THE BRAKES. THE VEHICLE WENT TO THE RIGHT AND SPUN AROUND 180 DEGREES, AND HAD GONE UP A SMALL BANK AND INTO A WALL. ($7500+ WORTH OF DAMAGE) THE CONSUMER SAID THAT THE TIRE LOOKED TO BE DEFECTIVE, THE TREAD HAS SEPARATED THROUGHOUT OVER HALF OF THE TIRE AND THERE IS A STRAIGHT SLIT GOING ACROSS HALF OF THE TIRE, BF GOODRICH. *SCC

NHTSA ODI #8015670

Official recalls

1

00V122000 · Seat Belts:front:webbing

Apr 27, 2000

VEHICLE DESCRIPTION: LIGHT DUTY PICKUP TRUCKS AND SPORT UTILITY VEHICLES. THESE VEHICLES DO NOT COMPLY WITH THE OCCUPANT PROTECTION REQUIREMENTS OF FMVSS NO. 208, "OCCUPANT CRASH PROTECTION."

Consequence & remedy

Consequence: IN THE EVENT OF A VEHICLE CRASH, THE RIGHT FRONT PASSENGER RESTRAINT SYSTEMS MAY NOT MEET THE NECK EXTENSION REQUIREMENTS.

Remedy: DEALERS WILL INSTALL A TRAY INSERT ON THE TOP OF THE PASSENGER SIDE OF THE INSTRUMENT PANEL. THE TRAY INSERT CORRECTS THE NONCOMPLIANCE.

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

5

PE05020 · Unwanted LOW-SPEED Abs Activation

Opened Apr 28, 2005 · Closed Sep 13, 2005

Status: closed (inferred from source dates) · Service Brakes, Hydraulic:antilock/traction Control/electronic Limited Slip; Service Brakes, Hydraulic:antilock/traction Control/electronic Limited Slip:control Unit/module

IN A LETTER DATED AUGUST 29, 2005, GM NOTIFIED ODI THAT IT WAS RECALLING CERTAIN MODEL YEAR 1999 THROUGH 2002 C/K PICKUP TRUCKS AND SPORT UTILITY VEHICLES TO CORRECT A PROBLEM WITH ANTI-LOCK BRAKE SYSTEM (ABS) WHEEL SPEED SENSOR CORROSION THAT MAY RESULT IN UNWANTED ABS ACTIVATION AND EXTENDED STOPPING DISTANCES DURING LOW-SPEED BRAKING (RECALL 05V-379).GM'S RECALL COVERS APPROXIMATELY 804,000 VEHICLES CURRENTLY REGISTERED IN THE FOLLOWING 14 SALT-BELT STATES:CONNECTICUT, ILLINOIS, INDIANA, MASSACHUSETTS, MAINE, MICHIGAN, NEW HAMPSHIRE, NEW JERSEY, NEW YORK, OHIO, PENNSYLVANIA, RHODE ISLAND, VERMONT, AND WEST VIRGINIA.THE RECALL PROCEDURE WILL INVOLVE REMOVING THE SENSOR, CLEANING THE MOUNTING SURFACE, APPLYING A RUST INHIBITOR (ZINC-X) TO THE SURFACE, AND REINSTALLING THE SENSOR.IF NECESSARY, THE SENSOR WILL BE REPLACED. THE POPULATION AND FAILURE REPORT DATA GIVEN IN THIS RESUME ARE FOR THE FULL REGION THAT HAS BEEN CONSIDERED BY ODI AS THE SALT-BELT.THAT INCLUDES DELAWARE, IOWA, MARYLAND, MINNESOTA, MISSOURI, WISCONSIN AND THE DISTRICT OF COLUMBIA IN ADDITION TO THE 14 STATES INCLUDED IN 05V-379.THE STATES COVERED BY GM'S RECALL HAVE THE HIGHEST INCIDENT RATES FOR THE SUBJECT CONDITION, ACCOUNTING FOR 91% OF THE INCIDENTS, BUT ONLY 24% OF SUBJECT VEHICLE SALES IN THE UNITED STATES.ODI'S ANALYSIS DETERMINED THAT 840 OF THE COMPLAINTS, 244 OF THE CRASHES, AND 16 OF THE INJURIES IDENTIFIED IN THIS INVESTIGATION OCCURRED IN THOSE STATES.THE RESULTING INCIDENT AND CRASH RATES ARE 96.2 AND 28.0 PER 100,000 VEHICLES RESPECTIVELY (NOTE:RATES ARE BASED ON VEHICLE SALES, NOT REGISTERED VEHICLES). THE CORRESPONDING NUMBERS IN THE EXCLUDED PORTIONS OF THE SALT-BELT ARE 399,000 VEHICLES, 81 INCIDENTS (20.3 PER 100,000 VEHICLES), 3 CRASHES, AND NO INJURIES.THE STATISTICS IN THE REMAINING 30 STATES ARE 2,406,000 VEHICLES, 168 INCIDENTS (7.0 PER 100,000 VEHICLES), 31 CRASHES, AND ONE INJURY.GM AND ODI ARE CONTINUING TO MONITOR THE PROBLEM EXPERIENCE IN STATES THAT ARE NOT INCLUDED IN THE RECALL.GM WILL PROVIDE ODI WITH UPDATED COMPLAINT, FIELD REPORT, AND WARRANTY DATA IN NOVEMBER 2005.ODI AND GM WILL REVIEW THAT DATA AND ASSESS THE APPROPRIATENESS OF THE CURRENT SCOPE OF THE RECALL AT THAT TIME.

Additional source detail variants (2)

Service Brakes, Hydraulic:antilock/traction Control/electronic Limited Slip:control Unit/module

IN A LETTER DATED AUGUST 29, 2005, GM NOTIFIED ODI THAT IT WAS RECALLING CERTAIN MODEL YEAR 1999 THROUGH 2002 C/K PICKUP TRUCKS AND SPORT UTILITY VEHICLES TO CORRECT A PROBLEM WITH ANTI-LOCK BRAKE SYSTEM (ABS) WHEEL SPEED SENSOR CORROSION THAT MAY RESULT IN UNWANTED ABS ACTIVATION AND EXTENDED STOPPING DISTANCES DURING LOW-SPEED BRAKING (RECALL 05V-379).GM'S RECALL COVERS APPROXIMATELY 804,000 VEHICLES CURRENTLY REGISTERED IN THE FOLLOWING 14 SALT-BELT STATES:CONNECTICUT, ILLINOIS, INDIANA, MASSACHUSETTS, MAINE, MICHIGAN, NEW HAMPSHIRE, NEW JERSEY, NEW YORK, OHIO, PENNSYLVANIA, RHODE ISLAND, VERMONT, AND WEST VIRGINIA.THE RECALL PROCEDURE WILL INVOLVE REMOVING THE SENSOR, CLEANING THE MOUNTING SURFACE, APPLYING A RUST INHIBITOR (ZINC-X) TO THE SURFACE, AND REINSTALLING THE SENSOR.IF NECESSARY, THE SENSOR WILL BE REPLACED. THE POPULATION AND FAILURE REPORT DATA GIVEN IN THIS RESUME ARE FOR THE FULL REGION THAT HAS BEEN CONSIDERED BY ODI AS THE SALT-BELT.THAT INCLUDES DELAWARE, IOWA, MARYLAND, MINNESOTA, MISSOURI, WISCONSIN AND THE DISTRICT OF COLUMBIA IN ADDITION TO THE 14 STATES INCLUDED IN 05V-379.THE STATES COVERED BY GM'S RECALL HAVE THE HIGHEST INCIDENT RATES FOR THE SUBJECT CONDITION, ACCOUNTING FOR 91% OF THE INCIDENTS, BUT ONLY 24% OF SUBJECT VEHICLE SALES IN THE UNITED STATES.ODI'S ANALYSIS DETERMINED THAT 840 OF THE COMPLAINTS, 244 OF THE CRASHES, AND 16 OF THE INJURIES IDENTIFIED IN THIS INVESTIGATION OCCURRED IN THOSE STATES.THE RESULTING INCIDENT AND CRASH RATES ARE 96.2 AND 28.0 PER 100,000 VEHICLES RESPECTIVELY (NOTE:RATES ARE BASED ON VEHICLE SALES, NOT REGISTERED VEHICLES). THE CORRESPONDING NUMBERS IN THE EXCLUDED PORTIONS OF THE SALT-BELT ARE 399,000 VEHICLES, 81 INCIDENTS (20.3 PER 100,000 VEHICLES), 3 CRASHES, AND NO INJURIES.THE STATISTICS IN THE REMAINING 30 STATES ARE 2,406,000 VEHICLES, 168 INCIDENTS (7.0 PER 100,000 VEHICLES), 31 CRASHES, AND ONE INJURY.GM AND ODI ARE CONTINUING TO MONITOR THE PROBLEM EXPERIENCE IN STATES THAT ARE NOT INCLUDED IN THE RECALL.GM WILL PROVIDE ODI WITH UPDATED COMPLAINT, FIELD REPORT, AND WARRANTY DATA IN NOVEMBER 2005.ODI AND GM WILL REVIEW THAT DATA AND ASSESS THE APPROPRIATENESS OF THE CURRENT SCOPE OF THE RECALL AT THAT TIME.

Service Brakes, Hydraulic:antilock/traction Control/electronic Limited Slip

IN A LETTER DATED AUGUST 29, 2005, GM NOTIFIED ODI THAT IT WAS RECALLING CERTAIN MODEL YEAR 1999 THROUGH 2002 C/K PICKUP TRUCKS AND SPORT UTILITY VEHICLES TO CORRECT A PROBLEM WITH ANTI-LOCK BRAKE SYSTEM (ABS) WHEEL SPEED SENSOR CORROSION THAT MAY RESULT IN UNWANTED ABS ACTIVATION AND EXTENDED STOPPING DISTANCES DURING LOW-SPEED BRAKING (RECALL 05V-379).GM'S RECALL COVERS APPROXIMATELY 804,000 VEHICLES CURRENTLY REGISTERED IN THE FOLLOWING 14 SALT-BELT STATES:CONNECTICUT, ILLINOIS, INDIANA, MASSACHUSETTS, MAINE, MICHIGAN, NEW HAMPSHIRE, NEW JERSEY, NEW YORK, OHIO, PENNSYLVANIA, RHODE ISLAND, VERMONT, AND WEST VIRGINIA.THE RECALL PROCEDURE WILL INVOLVE REMOVING THE SENSOR, CLEANING THE MOUNTING SURFACE, APPLYING A RUST INHIBITOR (ZINC-X) TO THE SURFACE, AND REINSTALLING THE SENSOR.IF NECESSARY, THE SENSOR WILL BE REPLACED. THE POPULATION AND FAILURE REPORT DATA GIVEN IN THIS RESUME ARE FOR THE FULL REGION THAT HAS BEEN CONSIDERED BY ODI AS THE SALT-BELT.THAT INCLUDES DELAWARE, IOWA, MARYLAND, MINNESOTA, MISSOURI, WISCONSIN AND THE DISTRICT OF COLUMBIA IN ADDITION TO THE 14 STATES INCLUDED IN 05V-379.THE STATES COVERED BY GM'S RECALL HAVE THE HIGHEST INCIDENT RATES FOR THE SUBJECT CONDITION, ACCOUNTING FOR 91% OF THE INCIDENTS, BUT ONLY 24% OF SUBJECT VEHICLE SALES IN THE UNITED STATES.ODI'S ANALYSIS DETERMINED THAT 840 OF THE COMPLAINTS, 244 OF THE CRASHES, AND 16 OF THE INJURIES IDENTIFIED IN THIS INVESTIGATION OCCURRED IN THOSE STATES.THE RESULTING INCIDENT AND CRASH RATES ARE 96.2 AND 28.0 PER 100,000 VEHICLES RESPECTIVELY (NOTE:RATES ARE BASED ON VEHICLE SALES, NOT REGISTERED VEHICLES). THE CORRESPONDING NUMBERS IN THE EXCLUDED PORTIONS OF THE SALT-BELT ARE 399,000 VEHICLES, 81 INCIDENTS (20.3 PER 100,000 VEHICLES), 3 CRASHES, AND NO INJURIES.THE STATISTICS IN THE REMAINING 30 STATES ARE 2,406,000 VEHICLES, 168 INCIDENTS (7.0 PER 100,000 VEHICLES), 31 CRASHES, AND ONE INJURY.GM AND ODI ARE CONTINUING TO MONITOR THE PROBLEM EXPERIENCE IN STATES THAT ARE NOT INCLUDED IN THE RECALL.GM WILL PROVIDE ODI WITH UPDATED COMPLAINT, FIELD REPORT, AND WARRANTY DATA IN NOVEMBER 2005.ODI AND GM WILL REVIEW THAT DATA AND ASSESS THE APPROPRIATENESS OF THE CURRENT SCOPE OF THE RECALL AT THAT TIME.

PE03026 · Steel Wheel Rim Fracture

Opened Jun 12, 2003 · Closed Nov 3, 2003

Status: closed (inferred from source dates) · Wheels; Wheels:multi Piece; Wheels:rim

THERE HAVE BEEN LESS THAN 2 COMPLAINTS PER 100,000 SUBJECT VEHICLES RELATED TO THE ALLEGED DEFECT.THE OLDEST VEHICLES (MY 1999) HAVE ONLY 2 COMPLAINTS IN OVER 140 THOUSAND VEHICLES AFTER OVER 4 YEARS IN SERVICE.THE RATE OF WARRANTY CLAIMS POTENTIALLY RELATED TO THE ALLEGED DEFECT IS LESS THAN 0.1%.THERE ARE NO KNOWN INCIDENTS INVOLVING RAPID LOSS OF TIRE PRESSURE OR LOSS OF VEHICLE CONTROL. A DEFECT TREND HAS NOT BEEN IDENTIFIED AT THIS TIME.ACCORDINGLY, THIS INVESTIGATION IS CLOSED.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT NO SAFETY-RELATED DEFECT EXISTS.THE AGENCY WILL TAKE FURTHER ACTION IF WARRANTED BY THE CIRCUMSTANCES.

Additional source detail variants (3)

Wheels

THERE HAVE BEEN LESS THAN 2 COMPLAINTS PER 100,000 SUBJECT VEHICLES RELATED TO THE ALLEGED DEFECT.THE OLDEST VEHICLES (MY 1999) HAVE ONLY 2 COMPLAINTS IN OVER 140 THOUSAND VEHICLES AFTER OVER 4 YEARS IN SERVICE.THE RATE OF WARRANTY CLAIMS POTENTIALLY RELATED TO THE ALLEGED DEFECT IS LESS THAN 0.1%.THERE ARE NO KNOWN INCIDENTS INVOLVING RAPID LOSS OF TIRE PRESSURE OR LOSS OF VEHICLE CONTROL. A DEFECT TREND HAS NOT BEEN IDENTIFIED AT THIS TIME.ACCORDINGLY, THIS INVESTIGATION IS CLOSED.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT NO SAFETY-RELATED DEFECT EXISTS.THE AGENCY WILL TAKE FURTHER ACTION IF WARRANTED BY THE CIRCUMSTANCES.

Wheels:multi Piece

THERE HAVE BEEN LESS THAN 2 COMPLAINTS PER 100,000 SUBJECT VEHICLES RELATED TO THE ALLEGED DEFECT.THE OLDEST VEHICLES (MY 1999) HAVE ONLY 2 COMPLAINTS IN OVER 140 THOUSAND VEHICLES AFTER OVER 4 YEARS IN SERVICE.THE RATE OF WARRANTY CLAIMS POTENTIALLY RELATED TO THE ALLEGED DEFECT IS LESS THAN 0.1%.THERE ARE NO KNOWN INCIDENTS INVOLVING RAPID LOSS OF TIRE PRESSURE OR LOSS OF VEHICLE CONTROL. A DEFECT TREND HAS NOT BEEN IDENTIFIED AT THIS TIME.ACCORDINGLY, THIS INVESTIGATION IS CLOSED.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT NO SAFETY-RELATED DEFECT EXISTS.THE AGENCY WILL TAKE FURTHER ACTION IF WARRANTED BY THE CIRCUMSTANCES.

Wheels:rim

THERE HAVE BEEN LESS THAN 2 COMPLAINTS PER 100,000 SUBJECT VEHICLES RELATED TO THE ALLEGED DEFECT.THE OLDEST VEHICLES (MY 1999) HAVE ONLY 2 COMPLAINTS IN OVER 140 THOUSAND VEHICLES AFTER OVER 4 YEARS IN SERVICE.THE RATE OF WARRANTY CLAIMS POTENTIALLY RELATED TO THE ALLEGED DEFECT IS LESS THAN 0.1%.THERE ARE NO KNOWN INCIDENTS INVOLVING RAPID LOSS OF TIRE PRESSURE OR LOSS OF VEHICLE CONTROL. A DEFECT TREND HAS NOT BEEN IDENTIFIED AT THIS TIME.ACCORDINGLY, THIS INVESTIGATION IS CLOSED.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT NO SAFETY-RELATED DEFECT EXISTS.THE AGENCY WILL TAKE FURTHER ACTION IF WARRANTED BY THE CIRCUMSTANCES.

EA02015 · Throttle Sticking Closed

Opened Aug 1, 2002 · Closed Jan 12, 2004

Status: closed (inferred from source dates) · Vehicle Speed Control:linkages

THIS INVESTIGATION INVOLVES THE GENERAL MOTORS CORPORATION (GM)THROTTLE BODY (TB) UTILIZED IN MODEL YEAR (MY) 1999-2002 SILVERADO, SIERRA, TAHOE, SUBURBAN, AVALANCHE AND YUKON (SUBJECT VEHICLE(S)) WITH 4.8L, 5.3L, AND 6.0L ENGINES. THE TB VALVE MAY INTERMITTENTLY STICK IN A CLOSED POSITION.IN SUCH A SITUATION, AN OPERATOR MAY APPLY ADDITIONAL ACCELERATOR PEDAL FORCE TO INCREASE ENGINE SPEED.THE APPLICATION OF ADDITIONAL ACCELERATOR PEDAL FORCE, TO OPEN A STUCK THROTTLE VALVE, MAY OPEN THE THROTTLE VALVE MORE THAN INTENDED AND, IN TURN, ACCELERATE THE ENGINE AND VEHICLE MORE THAN INTENDED AND REASONABLY EXPECTED BY THE DRIVER.ON AUGUST 1, 2002, THE OFFICE OF DEFECTS INVESTIGATION (ODI), OF THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION (NHTSA), OPENED THIS ENGINEERING ANALYSIS.THE INVESTIGATION REVEALED THAT TWO FACTORS MAY CAUSE THE DEFECT: 1) TB MANUFACTURING PROCESS PROBLEMS; AND 2) ACCUMULATION OF DEPOSITS (A PCV SYSTEM BY-PRODUCT) ON OR AROUND THE TB THROTTLE VALVE AND BORE.ODI CONCLUDES THAT THE TB PERFORMS IN A DEFECTIVE MANNER AFTER ANALYZING GM?S DATA SUBMISSIONS, AND TEST DATA COLLECTED BY THE VEHICLE RESEARCH AND TEST CENTER (VRTC).FIFTY-NINE CRASHES ARE ALLEGED TO HAVE OCCURRED AS A RESULT OF GM?S TB DEFECT.THE MAJORITY OF THE CRASHES INVOLVE A SINGLE VEHICLE, ENGAGING IN A CLOSE QUARTER VEHICLE MANEUVER (OR LOW SPEED), AND CAUSING ONLY MINOR PROPERTY DAMAGE.FOUR OUT OF THE FIFTY-NINE CRASHES INVOLVE INJURY, AND THOSE INJURIES WERE MINOR.ALTHOUGH GM?S TB IS DEFECTIVE, BASED ON THE EVIDENCE GATHERED, ODI HAS FOUND THAT THE ACCELERATOR PEDAL FORCE REQUIRED TO OPEN A STUCK THROTTLE VALVE IS NEGLIGIBLE, AND THE THROTTLE VALVE DOES NOT STICK IN THE OPEN POSITION.THEREFORE THIS ENGINEERING ANALYSIS (EA02-015) WILL BE CLOSED AT THIS TIME.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT A SAFETY-RELATED DEFECT DOES NOT EXIST.FOR A DETAILED DISCUSSION OF THE TB COMPONENT AND TESTING, PLEASE SEE THE ATTACHED REPORT.

PE01023 · Seat Belt Anchorage Separation

Opened Jul 17, 2001 · Closed Dec 20, 2001

Status: closed (inferred from source dates) · Seat Belts:front:anchorage

ODI HAS RECEIVED ONE (1) COMPLAINT ALLEGING THAT THE 2ND ROW PASSENGER-SIDE SEAT BELT RELEASE BUCKLE ANCHOR DETACHED FROM SEAT FRAME DURING A SIDE IMPACT CRASH.DURING THE CRASH, THE OCCUPANT WAS THROWN FROM HIS SEAT, PARTIALLY EJECTED THROUGH THE REAR QUARTER WINDOW OF THE VEHICLE.OCCUPANT SUSTAINED INJURY.GM HAS SUBSEQUENTLY CHANGED SEAT BELT ANCHORING DESIGN IN MY 2000. ODI HAS COMPLETED A PRELIMINARY INVESTIGATION AND HAS DETERMINED THAT FURTHER INFORMATION IS NEEDED TO DETERMINE WHETHER A SAFETY DEFECT EXISTS.

EA99011 · Erratic Power Steering Assist While Driv

Opened May 12, 1999 · Closed Feb 27, 2001

Status: closed (inferred from source dates) · Steering

THE OFFICE OF DEFECT INVESTIGATION (ODI) HAS INVESTIGATED ALLEGATIONS OF POWER STEERING ASSIST FLUCTUATIONS IN THE SUBJECT VEHICLES.FOR DETAILS AND A BASIS FOR THE INVESTIGATION CONCLUSIONS, PLEASE SEE THE CLOSING REPORT IN THE EA99-011 PUBLIC FILE.ODI HAS NOT IDENTIFIED A SAFETY-RELATED DEFECT TREND IN THE SUBJECT VEHICLE POPULATION.FUTHER EXPENDITURE OF AGENCY RESOURCES ON THIS SUBJECT DOES NOT APPEAR TO BE WARRANTED AT THIS TIME.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 CIRCUMSTANCES.THE ENGINEERING IS CLOSED.