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2002 Chevrolet Silverado 2500

Owner reports · Recalls · Investigations

More warning signs than most Silverado 2500 years

Owner complaints for the 2002 Chevrolet Silverado 2500 are substantially higher than the model-year median of 81.

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When problems were reported

Mileage at the reported incident

307 reports with mileage · 44 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 117 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Service Brakes. Review the 88 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Engine And Engine Cooling. Review the 43 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

21 crash reports6 fire reports7 injury reports

Steering complaints

16 reports
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265,000 miles · Mar 19, 2021
Service BrakesSteeringWheels

THE ABS LIGHT CAME ON AND THE BRAKE LIGHT. THE POWER STEERING IS BAD AND THE STEERING WHEEL SHAKES WHEN I BRAKE, I GOT THE BRAKES AND ROTORS CHANGED AND THE PROBLEM PERSISTED

NHTSA ODI #11403813

151,000 miles · Sep 29, 2014
Electrical SystemService BrakesSteering

WHILE TOWING A 7000 LB 5TH WHEEL TRAILER THE ELECTRICAL PLUG BETWEEN THE VEHICLE AND TRAILER BECAME PARTIALLY DISLODGED AND AFFECTED THE VEHICLE ELECTRICAL SYSTEM WHICH MADE THE GAUGE NEEDLES GO HAYWIRE INCLUDING THE TACHOMETER. ENGINE STALLED WITH RESULTANT LOSS OF POWER STEERING AND BRAKES. LUCKILY WAS ABLE TO PULL INTO PARKIN…

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WHILE TOWING A 7000 LB 5TH WHEEL TRAILER THE ELECTRICAL PLUG BETWEEN THE VEHICLE AND TRAILER BECAME PARTIALLY DISLODGED AND AFFECTED THE VEHICLE ELECTRICAL SYSTEM WHICH MADE THE GAUGE NEEDLES GO HAYWIRE INCLUDING THE TACHOMETER. ENGINE STALLED WITH RESULTANT LOSS OF POWER STEERING AND BRAKES. LUCKILY WAS ABLE TO PULL INTO PARKING LOT AND STOP USING TRAILER BRAKES. REINSERTED PLUG FULLY INTO SOCKET AND HAVE NOT HAD A PROBLEM SINCE. *TR

NHTSA ODI #10639789

118,500 miles · Dec 2, 2013
Service BrakesSteeringCrash

BRAKE FAILURE RESULTING IN ACCIDENT DUE TO RUSTED STEEL LINE AND LOOSE (STRETCHED) PARKING BRAKE CABLE. RESIDENTIAL DRIVING UNDER 25 MILES AN HOUR I APPROACHED A STOP LIGHT WITH MY FAMILY IN THE CAR. APPLIED PRESSURE TO BRAKE WITH ABOUT 100 FEET FROM LIGHT. BRAKE PEDAL DROPPED TO THE FLOOR. IMMEDIATELY I APPLIED PARKING BRAKE. V…

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BRAKE FAILURE RESULTING IN ACCIDENT DUE TO RUSTED STEEL LINE AND LOOSE (STRETCHED) PARKING BRAKE CABLE. RESIDENTIAL DRIVING UNDER 25 MILES AN HOUR I APPROACHED A STOP LIGHT WITH MY FAMILY IN THE CAR. APPLIED PRESSURE TO BRAKE WITH ABOUT 100 FEET FROM LIGHT. BRAKE PEDAL DROPPED TO THE FLOOR. IMMEDIATELY I APPLIED PARKING BRAKE. VEHICLE FAILED TO RESPOND TO BOTH ACTIONS. THE TRUCK ROLLED THROUGH THE STOP LIGHT CAUSING AN ACCIDENT. MAIN LINE FEEDING REAR BRAKES ABRUPTLY FAILED CAUSING PERSONAL AND PROPERTY DAMAGES. AFTER HAVING THE BRAKES SERVICED AND FIXED, AND THINKING THAT THE TRUCK WAS SAFE, THE POWER STEERING PUMP FAILED WHILE DRIVING ON THE HIGHWAY AT APPROXIMATELY 65 MPH. BOTH STEERING AND BRAKING WERE NON RESPONSIVE. HAD I HAVE BEEN DRIVING ON A RESIDENTIAL ROAD THIS COULD HAVE CAUSED A SERIOUS ACCIDENT. HOWEVER, THE HIGHWAY GAVE ME AMPLE TIME TO SLOW DOWN AND GET MY FAMILY TO THE SHOULDER OF THE ROAD. THE TRUCK WAS TOWED AND DIAGNOSED. A NEW POWER STEERING PUMP WAS PUT IN. I AM SCARED TO DRIVE THE TRUCK WITH MY FAMILY IN IT. I DO NOT KNOW WHAT IS GOING TO BRAKE NEXT. *TR

NHTSA ODI #10554419

212,000 miles · Oct 3, 2013
EngineSteering

THE TRUCK WAS HOOKED TO A 25' GOOSENECK TRAILER LOADED WITH HAY. THE ENGINE WAS THE DURAMAX DIESEL WITH ALLISON TRANSMISSION. THE INTENT WAS TO HAUL HAY FROM EASTERN WASHINGTON TO WESTERN WASHINGTON. THE POWER STEERING PUMP BROKE A SHAFT INSIDE THE PUMP MAKING THE POWER STEERING UNUSABLE. AS IT TURNS OUT THE POWER STEERING P…

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THE TRUCK WAS HOOKED TO A 25' GOOSENECK TRAILER LOADED WITH HAY. THE ENGINE WAS THE DURAMAX DIESEL WITH ALLISON TRANSMISSION. THE INTENT WAS TO HAUL HAY FROM EASTERN WASHINGTON TO WESTERN WASHINGTON. THE POWER STEERING PUMP BROKE A SHAFT INSIDE THE PUMP MAKING THE POWER STEERING UNUSABLE. AS IT TURNS OUT THE POWER STEERING PUMP ALSO SERVES AS THE POWER BRAKE ASSIST. AT A SPEED OF ABOUT 3 MPH, IT WAS ALL I COULD DO TO BRAKE THE TRUCK BUT WAS UNABLE TO TURN THE WHEELS. IT WAS VERY FORTUNATE THAT THIS HAPPENED IN THE FARMERS FIELD AND NOT ON THE HIGHWAY. IF I HAD BEEN DRIVING ON THE HIGHWAY WHEN THE PUMP QUIT WORKING, THE TRUCK WOULD HAVE GONE OFF OF THE ROADWAY, MOST LIKELY OVER A STEEP CLIFF BECAUSE I WOULD HAVE BEEN UNABLE TO STEER THE TRUCK OR STOP IT DUE TO THE SINGLE PUMP FAILURE. ADDITIONALLY, THE LOAD OF HAY WOULD HAVE CAUSED THE TRUCK TO PICK UP SPEED IF IT WAS GOING DOWN HILL. *TR

NHTSA ODI #10546697

85,000 miles · Aug 16, 2013
Steering

ON JULY 23 2008, I WAS BACKING OUT OF A PARKING SPOT AND I LOST ALL STEERING, THE PITMAN ARM SHEARED OFF. I HAD INSTALLED THE FAB-TECH PITMAN ARM, IDLER ARM, TIE ROD ENDS, AND STEERING STABILIZER KIT. I FOUND OUT LATER THAT THE PITMAN ARM, AND IDLER ARM, HAD A RECALL. I CONTACTED FABTECH VIA EMAIL AND THEY TOLD ME WHO TO CONTACT…

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ON JULY 23 2008, I WAS BACKING OUT OF A PARKING SPOT AND I LOST ALL STEERING, THE PITMAN ARM SHEARED OFF. I HAD INSTALLED THE FAB-TECH PITMAN ARM, IDLER ARM, TIE ROD ENDS, AND STEERING STABILIZER KIT. I FOUND OUT LATER THAT THE PITMAN ARM, AND IDLER ARM, HAD A RECALL. I CONTACTED FABTECH VIA EMAIL AND THEY TOLD ME WHO TO CONTACT ABOUT THE RECALL. I LATER GOT TRANSFERRED TO ANOTHER GUY AT FABTECH. HE SENT ME INSTRUCTIONS ON HOW TO GO ABOUT THE RECALL TO GET REFUNDED THE ORIGINAL PURCHASE PRICE AND GET A CHECK FOR THE INSTALLATION AND FRONT END ALIGNMENT AND THEY ARE ALSO SUPPOSE TO SEND THE NEW IDLER ARM AND PITMAN ARM. FABTECH ASKED THAT I BOX AND SHIP THE OLD PARTS TO THEM AND THEY WOULD THEN INSPECT THEM AND SEND THE CHECK AND PARTS. I SENT THE PARTS IN AND THEN THEY DECIDED THEY WERE NOT GOING TO HONOR THE RECALL. I HAD COMPLETE STEERING FAILURE, LUCKILY I WAS IN A PARKING LOT WHEN IT HAPPENED. JUST HOURS BEFORE I WAS ON THE HIGHWAY. A RECALL IS A RECALL AND THEY NEED TO HONOR IT FOR ME AS WELL. *TR

NHTSA ODI #10535686

67,000 miles · Oct 27, 2011
Engine And Engine CoolingSteering

WHILE DRIVING DOWN THE ROAD THE VEHICLE DIES OUT, AND QUITS RUNNING. IT THEN BECOMES HARD TO STEER AND STOP. IT TAKES ABOUT 2 TO 5 MINUTES BEFORE STARTING BACK UP, SOMETIMES MAYBE EVEN LONGER. IT DIES OUT ANY WHERE FROM 2 TO 3 TIMES A DAY, DEPENDING ON HOW LONG AND FAR I AM DRIVING. THE SPEED VARIES FROM 10 MPH UP TO 75 MPH…

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WHILE DRIVING DOWN THE ROAD THE VEHICLE DIES OUT, AND QUITS RUNNING. IT THEN BECOMES HARD TO STEER AND STOP. IT TAKES ABOUT 2 TO 5 MINUTES BEFORE STARTING BACK UP, SOMETIMES MAYBE EVEN LONGER. IT DIES OUT ANY WHERE FROM 2 TO 3 TIMES A DAY, DEPENDING ON HOW LONG AND FAR I AM DRIVING. THE SPEED VARIES FROM 10 MPH UP TO 75 MPH. *TT

NHTSA ODI #10432969

Mileage unknown · Sep 8, 2011
Fuel System, GasolineService Brakes, HydraulicSteering

ALL BRAKE HYDRAULIC LINES ARE RUSTED, ALL FUEL SUPPLY LINES ARE RUSTED, EXCESSIVE RUST ON FRAME AND OTHER UNDERCARRIAGE COMPONENTS, BRAKE ROTORS, CALIPERS ALL COVERED WITH EXCESSIVE. RUST. THESE DEFECTS HAVE SERIOUS SAFETY IMPLICATIONS, WHICH COULD RESULT IN INJURY OR DEATH TO THE VEHICLE OCCUPANTS OR OTHERS. GM SHOULD BE REQUIR…

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ALL BRAKE HYDRAULIC LINES ARE RUSTED, ALL FUEL SUPPLY LINES ARE RUSTED, EXCESSIVE RUST ON FRAME AND OTHER UNDERCARRIAGE COMPONENTS, BRAKE ROTORS, CALIPERS ALL COVERED WITH EXCESSIVE. RUST. THESE DEFECTS HAVE SERIOUS SAFETY IMPLICATIONS, WHICH COULD RESULT IN INJURY OR DEATH TO THE VEHICLE OCCUPANTS OR OTHERS. GM SHOULD BE REQUIRED TO ISSUE A RECALL ON THESE VEHICLES AND REPLACE ALL MAJOR CORRODED BRAKE COMPONENTS WITH NON CORROSIVE METALS, BRAKE FLUID LINES, FUEL LINES, RUSTED FRAMES AND ANY OTHER COMPONENTS. MANY ACCIDENTS WILL BE OCCURRING BECAUSE OF BRAKING FAILURES AND FRAME FAILURE. THIS RECALL SHOULD BE ISSUED IMMEDIATELY BEFORE ANY OTHER FAILURES OCCUR. THESE GM TRUCKS ALSO HAVE DEFECTIVE STEERING BOXES THAT FEEL LOOSE WHEN ROUNDING CORNERS. I HAVE HAD A 1995, 2001, 2002 CHEVY AND GMC WITH SAME PROBLEM THEY NEVER STOOD BEHIND THIS PROBLEM OTHER THAN TO PUT SOME GREASE IN WHICH WAS A TEMPORARY FIX. *TR

NHTSA ODI #10424289

100 miles · Aug 26, 2008
Steering

I HAVE A 2002 CHEVY SILVERADO 2500 HD TRUCK WITH 80,000 MILES. THE STEERING WHEEL 'PLAY' HAS BECOME PROGRESSIVELY MORE SLOPPY SINCE I PURCHASED THE NEW TRUCK. IT IS DIFFICULT TO SAFELY REMAIN IN MY DESIGNATED LANE WHEN AT HIGHWAY SPEEDS. THERE IS ABOUT 6-8 DEGREES OF STEERING WHEEL TRAVEL FROM SIDE TO SIDE BEFORE THE FRONT WH…

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I HAVE A 2002 CHEVY SILVERADO 2500 HD TRUCK WITH 80,000 MILES. THE STEERING WHEEL 'PLAY' HAS BECOME PROGRESSIVELY MORE SLOPPY SINCE I PURCHASED THE NEW TRUCK. IT IS DIFFICULT TO SAFELY REMAIN IN MY DESIGNATED LANE WHEN AT HIGHWAY SPEEDS. THERE IS ABOUT 6-8 DEGREES OF STEERING WHEEL TRAVEL FROM SIDE TO SIDE BEFORE THE FRONT WHEELS TURN IN EITHER DIRECTION. ADDITIONALLY, THE STEERING WHEEL COLUMN, STEERING SHAFT, AND INTERMEDIATE SHAFT MAKE CLUNKING NOISES WHILE GOING OVER THE SLIGHTEST BUMP IN THE ROAD, AND WHILE TURNING. THE VIBRATION IS FELT IN THE STEERING WHEEL. IT HAS DONE THIS SINCE THE DAY I PURCHASED IT, AND GROWN PROGRESSIVELY WORSE. MY LOCAL DEALER COULD NOT INITIALLY DIAGNOSE THE PROBLEM (WHILE UNDER WARRANTY). I'VE DISCOVERED A CHEVY SERVICE BULLETIN 02-02-35-006A, WHICH HAS HAD MIXED SUCCESS. ADDITIONALLY, MANY OTHER OWNERS I'VE SPOKEN WITH HAVE HAD IDENTICAL PROBLEMS. (CHEVY SERVICE BULLETIN NO. 00-02-35-003K *JB IDENTIFIES SEVEN DIFFERENT MODELS THAT HAVE THE SAME MECHANICAL PROBLEM.). I AM MOST CONCERNED ABOUT THE POSSIBILITY OF STEERING FAILURE WHILE DRIVING. A RECALL SHOULD BE INITIATED TO REMEDY THIS SAFETY ISSUE. *TR

NHTSA ODI #10239780

46,000 miles · Aug 22, 2007
Steering

TL*THE CONTACT OWNS A 2002 CHEVROLET SILVERADO 2500. WHILE DRIVING 5 MPH IN REVERSE, THE POWER STEERING FAILED. THE CONTACT SHUT OFF THE ENGINE AND HAS NOT YET TAKEN THE VEHICLE TO THE DEALER. THE CURRENT AND FAILURE MILEAGES WERE 46,000.

NHTSA ODI #10200424

38,000 miles · Jun 14, 2007
Service Brakes, HydraulicSteering

2002 CHEVROLET SILVERADO 2500HD 4WD. STEERING BOX FAILURE. VEHICLE HAS HAD A "CLUNKING" NOISE IN THE GEAR BOX SINCE NEW, WITH THE STEERING OFF CENTER TO THE 2 O'CLOCK POSITION. DEALER HAS REMEDIED SEVERAL TIMES BY GREASING THE BOX. TOOK IN FOR SERVICE ON SAME PROBLEM. DEALER FOUND THE STEERING BOX WAS BROKEN AND APPEARED TO…

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2002 CHEVROLET SILVERADO 2500HD 4WD. STEERING BOX FAILURE. VEHICLE HAS HAD A "CLUNKING" NOISE IN THE GEAR BOX SINCE NEW, WITH THE STEERING OFF CENTER TO THE 2 O'CLOCK POSITION. DEALER HAS REMEDIED SEVERAL TIMES BY GREASING THE BOX. TOOK IN FOR SERVICE ON SAME PROBLEM. DEALER FOUND THE STEERING BOX WAS BROKEN AND APPEARED TO HAVE BEEN SINCE NEW. GREASE WAS FULL OF RUST. DEALER REPLACED UNDER EXTENDED WARRANTY. CHARGED ME TO REMOVE AFTER MARKET PLOW EQUIPMENT. ANTI LOCK BRAKE FAILURE. 2ND OCCASION. BRAKES FAILURE AT LOW SPEED. DEALER REFUSED TO CORRECT UNDER EXTENDED WARRANTY. PER GM THIS IS NOT COVERED UNDER RECALL NHTSA CAMPAIGN # 05V379000 & IS A "SERVICE" ITEM. COST OVER $300 TO CLEAN. *TR

NHTSA ODI #10193322

Official recalls

1

01V220000 · Interior Lighting

Jun 26, 2001

VEHICLE DESCRIPTION: CERTAIN PICKUP TRUCKS EQUIPPED WITH 6.6L DIESEL ENGINES FAIL TO COMPLY WITH REQUIREMENTS OF FMVSS NO. 105, "HYDRAULIC AND ELECTRIC BRAKE SYSTEMS." THESE VEHICLES HAVE A BRAKE SYSTEM WARNING LIGHT IN THE INSTRUMENT CLUSTER THAT MAY NOT ILLUMINATE WHEN THE BRAKE FLUID IS LOW. IN ADDITION, WHEN THE BRAKE FLUID IS LOW, THE VEHICLE MAY NOT MEET THE PARTIAL SYSTEM REQUIREMENTS OF FMVSS NO. 105.

Consequence & remedy

Consequence: THESE CONDITIONS COULD RESULT IN REDUCED BRAKING CAPABILITY, WHICH COULD LEAD TO A CRASH.

Remedy: DEALERS WILL CHANGE THE LOCATION OF A WIRE CONNECTION IN THE UNDERHOOD BUSSED ELECTRICAL CENTER. OWNER NOTIFICATION BEGAN JULY 9, 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 CHEVROLET AT 1-800-222-1020 OR GMC AT 1-800-462-8782.

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

EA07013 · Trailer Hitch Receiver Failure

Opened Sep 14, 2007 · Closed Sep 12, 2008

Status: closed (inferred from source dates) · Trailer Hitches

COMPLAINT REPORTS ALLEGE POOR WELD QUALITY AND/OR BENDING OF THE SUBJECT VEHICLE ORIGINAL EQUIPMENT TRAILER HITCH RECEIVER.THE AGENCY'S INVESTIGATION INCLUDED ANALYSIS OF MANUFACTURER AND AGENCY INCIDENT REPORTS, REVIEW OF POLICE REPORTS, ANALYSIS OF THE AGENCY'S FATAL ANALYSIS REPORTING SYSTEM, A VEHICLE OWNER SURVEY, INSPECTION OF TOW VEHICLES/HITCHES AND ANALYSIS OF FAILED PARTS.INCIDENTS OF WELD FAILURE WERE RARE AND ASSOCIATED WITH VERY LOW-SPEED DRIVING (TURNING, BACKING AND SUDDEN STOPPING).INCIDENTS OF BENDING WERE ASSOCIATED WITH IMPROPER TRAILER HITCH ADJUSTMENT OR OVERLOADING. A SAFETY-RELATED DEFECT HAS NOT BEEN IDENTIFIED AT THIS TIME AND FURTHER USE OF AGENCY RESOURCES DOES NOT APPEAR TO BE WARRANTED.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 MONITOR THIS ISSUE AND RESERVES THE RIGHT TO TAKE FURTHER ACTION IF WARRANTED BY THE CIRCUMSTANCES.SEE DOCUMENT SEARCH FILE FOR ADDITION INFORMATION.

PE07025 · Trailer Hitch Receiver Failure

Opened May 14, 2007 · Closed Sep 14, 2007

Status: closed (inferred from source dates) · Trailer Hitches

GM PROVIDED ADDITIONAL DATA REGARDING ALLEGATIONS OF FAILURE OF THE TRAILER HITCH.ODI REVIEWED THAT AS WELL AS OTHER DATA PROVIDED BY PEER MANUFACTURERS.BASED ON OUR REVIEW, ODI FINDS THE NEED TO FURTHER INVESTIGATE THIS ISSUE.THIS PRELIMINARY EVALUATION IS UPGRADED TO AN ENGINEERING ANALYSIS (EA07-013) FOR FURTHER ASSESSMENT AND STUDY OF THIS ISSUE.

EA04012 · Hydraulic Pump Failres

Opened Apr 30, 2004 · Closed Feb 28, 2005

Status: closed (inferred from source dates) · Service Brakes, Hydraulic:power Assist; Steering:hydraulic Power Assist System

GM IS CONDUCTING A RECALL ON ALL SUBJECT VEHICLES BUILD BETWEEN MAY 1999 AND OCTOBER 14, 1999.SIGNIFICANT CHANGES WERE INCORPORATED INTO PRODUCTION IN EARLY OCTOBER 1999, AND VEHICLES BUILT AFTER THAT DATE HAVE LOWER WARRANTY FAILURE RATES.THE COMPLAINT AND WARRANTY DATA APPEAR TO SUPPORT THE EFFECTIVENESS OF THESE CHANGES. GM MADE ADDITIONAL CHANGES IN NOVEMBER 1999, FEBRUARY 2000, MAY 2001, AND FEBRUARY 2004.ODI WILL CONTINUE TO MONITOR THIS PROBLEM AND WILL TAKE FURTHER ACTION, IF WARRANTED, IN THE FUTURE.FOR FURTHER TECHNICAL DETAILS SEE THE ATTACHED ENGINEERING ANALYSIS REPORT.

Additional source detail variants (2)

Service Brakes, Hydraulic:power Assist

GM IS CONDUCTING A RECALL ON ALL SUBJECT VEHICLES BUILD BETWEEN MAY 1999 AND OCTOBER 14, 1999.SIGNIFICANT CHANGES WERE INCORPORATED INTO PRODUCTION IN EARLY OCTOBER 1999, AND VEHICLES BUILT AFTER THAT DATE HAVE LOWER WARRANTY FAILURE RATES.THE COMPLAINT AND WARRANTY DATA APPEAR TO SUPPORT THE EFFECTIVENESS OF THESE CHANGES. GM MADE ADDITIONAL CHANGES IN NOVEMBER 1999, FEBRUARY 2000, MAY 2001, AND FEBRUARY 2004.ODI WILL CONTINUE TO MONITOR THIS PROBLEM AND WILL TAKE FURTHER ACTION, IF WARRANTED, IN THE FUTURE.FOR FURTHER TECHNICAL DETAILS SEE THE ATTACHED ENGINEERING ANALYSIS REPORT.

Steering:hydraulic Power Assist System

GM IS CONDUCTING A RECALL ON ALL SUBJECT VEHICLES BUILD BETWEEN MAY 1999 AND OCTOBER 14, 1999.SIGNIFICANT CHANGES WERE INCORPORATED INTO PRODUCTION IN EARLY OCTOBER 1999, AND VEHICLES BUILT AFTER THAT DATE HAVE LOWER WARRANTY FAILURE RATES.THE COMPLAINT AND WARRANTY DATA APPEAR TO SUPPORT THE EFFECTIVENESS OF THESE CHANGES. GM MADE ADDITIONAL CHANGES IN NOVEMBER 1999, FEBRUARY 2000, MAY 2001, AND FEBRUARY 2004.ODI WILL CONTINUE TO MONITOR THIS PROBLEM AND WILL TAKE FURTHER ACTION, IF WARRANTED, IN THE FUTURE.FOR FURTHER TECHNICAL DETAILS SEE THE ATTACHED ENGINEERING ANALYSIS REPORT.

PE04004 · Hydraulic Pump Shaft Failures

Opened Jan 8, 2004 · Closed Apr 30, 2004

Status: closed (inferred from source dates) · Service Brakes, Hydraulic; Service Brakes, Hydraulic:power Assist; Service Brakes, Hydraulic:power Assist:hydraulic; Steering:hydraulic Power Assist System; Steering:hydraulic Power Assist:pump

THE PRELIMINARY EVAULATION IS BEING UPGRADED.DURING THE EA ODI WILL LIMITITS INVESTIGATION TO ONLY THOSE VEHICLES EQUIPPED WITH A HYDRO-BOOST SYSTEM, WHICH PROVIDES POWER ASSIST TO THE BRAKING AND STEERING SYTEMS.VACCUUM BRAKE BOOSTER VEHICLES ARE EXCLUDED.ODI HASEXPANDED THE SCOPE OF THE EA TO INCLUDE MODEL YEARS2003 AND 2004, ASDURING THE PE, ODI LEARNED THAT THE HYDROBOAST PUMPS WERE MODIFIED IN FEBRAURY 2004.THEREFORE,ODI HAS EXPANDED THE SCOPE TO INCLUDE THE ADDITIONAL MODEL YEARS.ODI'S IS CONCERNED BECAUSE THISISA SUDDEN FAILURE THAT AFFECTS TWO CRITICAL SYSTEMS OF THE VEHICLE, BRAKES AND STEERING, AT THE SAME TIME.THE ABILITY OF THE OPERATOR TO HANDLE THE DUAL FAILURES IS A CONCERN. FURTHER, THESE VEHICLES TEND TO BE WORK VEHICLES, WITH SOME OVER 10,000 POUNDS GVWR AND MANY EQUIPPED TO PULL LARGE TRAILERS.DUAL FAILURES OF HEAVILY LOADED VEHICLES AND VEHICLES PULLING TRAILERS FURTHER INCREASES THE SAFETY RISK.ODI PLANS TO CONDUCT TESTING TO QUANTIFY THE BRAKING AND STEERING PERFORMANCE DEGRADATION AND THE IMPACT ON SAFE VEHICLE CONTROL, WHEN A HYDROBOAST PUMP FAILS.

Additional source detail variants (5)

Service Brakes, Hydraulic

THE PRELIMINARY EVAULATION IS BEING UPGRADED.DURING THE EA ODI WILL LIMITITS INVESTIGATION TO ONLY THOSE VEHICLES EQUIPPED WITH A HYDRO-BOOST SYSTEM, WHICH PROVIDES POWER ASSIST TO THE BRAKING AND STEERING SYTEMS.VACCUUM BRAKE BOOSTER VEHICLES ARE EXCLUDED.ODI HASEXPANDED THE SCOPE OF THE EA TO INCLUDE MODEL YEARS2003 AND 2004, ASDURING THE PE, ODI LEARNED THAT THE HYDROBOAST PUMPS WERE MODIFIED IN FEBRAURY 2004.THEREFORE,ODI HAS EXPANDED THE SCOPE TO INCLUDE THE ADDITIONAL MODEL YEARS.ODI'S IS CONCERNED BECAUSE THISISA SUDDEN FAILURE THAT AFFECTS TWO CRITICAL SYSTEMS OF THE VEHICLE, BRAKES AND STEERING, AT THE SAME TIME.THE ABILITY OF THE OPERATOR TO HANDLE THE DUAL FAILURES IS A CONCERN. FURTHER, THESE VEHICLES TEND TO BE WORK VEHICLES, WITH SOME OVER 10,000 POUNDS GVWR AND MANY EQUIPPED TO PULL LARGE TRAILERS.DUAL FAILURES OF HEAVILY LOADED VEHICLES AND VEHICLES PULLING TRAILERS FURTHER INCREASES THE SAFETY RISK.ODI PLANS TO CONDUCT TESTING TO QUANTIFY THE BRAKING AND STEERING PERFORMANCE DEGRADATION AND THE IMPACT ON SAFE VEHICLE CONTROL, WHEN A HYDROBOAST PUMP FAILS.

Service Brakes, Hydraulic:power Assist

THE PRELIMINARY EVAULATION IS BEING UPGRADED.DURING THE EA ODI WILL LIMITITS INVESTIGATION TO ONLY THOSE VEHICLES EQUIPPED WITH A HYDRO-BOOST SYSTEM, WHICH PROVIDES POWER ASSIST TO THE BRAKING AND STEERING SYTEMS.VACCUUM BRAKE BOOSTER VEHICLES ARE EXCLUDED.ODI HASEXPANDED THE SCOPE OF THE EA TO INCLUDE MODEL YEARS2003 AND 2004, ASDURING THE PE, ODI LEARNED THAT THE HYDROBOAST PUMPS WERE MODIFIED IN FEBRAURY 2004.THEREFORE,ODI HAS EXPANDED THE SCOPE TO INCLUDE THE ADDITIONAL MODEL YEARS.ODI'S IS CONCERNED BECAUSE THISISA SUDDEN FAILURE THAT AFFECTS TWO CRITICAL SYSTEMS OF THE VEHICLE, BRAKES AND STEERING, AT THE SAME TIME.THE ABILITY OF THE OPERATOR TO HANDLE THE DUAL FAILURES IS A CONCERN. FURTHER, THESE VEHICLES TEND TO BE WORK VEHICLES, WITH SOME OVER 10,000 POUNDS GVWR AND MANY EQUIPPED TO PULL LARGE TRAILERS.DUAL FAILURES OF HEAVILY LOADED VEHICLES AND VEHICLES PULLING TRAILERS FURTHER INCREASES THE SAFETY RISK.ODI PLANS TO CONDUCT TESTING TO QUANTIFY THE BRAKING AND STEERING PERFORMANCE DEGRADATION AND THE IMPACT ON SAFE VEHICLE CONTROL, WHEN A HYDROBOAST PUMP FAILS.

Service Brakes, Hydraulic:power Assist:hydraulic

THE PRELIMINARY EVAULATION IS BEING UPGRADED.DURING THE EA ODI WILL LIMITITS INVESTIGATION TO ONLY THOSE VEHICLES EQUIPPED WITH A HYDRO-BOOST SYSTEM, WHICH PROVIDES POWER ASSIST TO THE BRAKING AND STEERING SYTEMS.VACCUUM BRAKE BOOSTER VEHICLES ARE EXCLUDED.ODI HASEXPANDED THE SCOPE OF THE EA TO INCLUDE MODEL YEARS2003 AND 2004, ASDURING THE PE, ODI LEARNED THAT THE HYDROBOAST PUMPS WERE MODIFIED IN FEBRAURY 2004.THEREFORE,ODI HAS EXPANDED THE SCOPE TO INCLUDE THE ADDITIONAL MODEL YEARS.ODI'S IS CONCERNED BECAUSE THISISA SUDDEN FAILURE THAT AFFECTS TWO CRITICAL SYSTEMS OF THE VEHICLE, BRAKES AND STEERING, AT THE SAME TIME.THE ABILITY OF THE OPERATOR TO HANDLE THE DUAL FAILURES IS A CONCERN. FURTHER, THESE VEHICLES TEND TO BE WORK VEHICLES, WITH SOME OVER 10,000 POUNDS GVWR AND MANY EQUIPPED TO PULL LARGE TRAILERS.DUAL FAILURES OF HEAVILY LOADED VEHICLES AND VEHICLES PULLING TRAILERS FURTHER INCREASES THE SAFETY RISK.ODI PLANS TO CONDUCT TESTING TO QUANTIFY THE BRAKING AND STEERING PERFORMANCE DEGRADATION AND THE IMPACT ON SAFE VEHICLE CONTROL, WHEN A HYDROBOAST PUMP FAILS.

Steering:hydraulic Power Assist:pump

THE PRELIMINARY EVAULATION IS BEING UPGRADED.DURING THE EA ODI WILL LIMITITS INVESTIGATION TO ONLY THOSE VEHICLES EQUIPPED WITH A HYDRO-BOOST SYSTEM, WHICH PROVIDES POWER ASSIST TO THE BRAKING AND STEERING SYTEMS.VACCUUM BRAKE BOOSTER VEHICLES ARE EXCLUDED.ODI HASEXPANDED THE SCOPE OF THE EA TO INCLUDE MODEL YEARS2003 AND 2004, ASDURING THE PE, ODI LEARNED THAT THE HYDROBOAST PUMPS WERE MODIFIED IN FEBRAURY 2004.THEREFORE,ODI HAS EXPANDED THE SCOPE TO INCLUDE THE ADDITIONAL MODEL YEARS.ODI'S IS CONCERNED BECAUSE THISISA SUDDEN FAILURE THAT AFFECTS TWO CRITICAL SYSTEMS OF THE VEHICLE, BRAKES AND STEERING, AT THE SAME TIME.THE ABILITY OF THE OPERATOR TO HANDLE THE DUAL FAILURES IS A CONCERN. FURTHER, THESE VEHICLES TEND TO BE WORK VEHICLES, WITH SOME OVER 10,000 POUNDS GVWR AND MANY EQUIPPED TO PULL LARGE TRAILERS.DUAL FAILURES OF HEAVILY LOADED VEHICLES AND VEHICLES PULLING TRAILERS FURTHER INCREASES THE SAFETY RISK.ODI PLANS TO CONDUCT TESTING TO QUANTIFY THE BRAKING AND STEERING PERFORMANCE DEGRADATION AND THE IMPACT ON SAFE VEHICLE CONTROL, WHEN A HYDROBOAST PUMP FAILS.

Steering:hydraulic Power Assist System

THE PRELIMINARY EVAULATION IS BEING UPGRADED.DURING THE EA ODI WILL LIMITITS INVESTIGATION TO ONLY THOSE VEHICLES EQUIPPED WITH A HYDRO-BOOST SYSTEM, WHICH PROVIDES POWER ASSIST TO THE BRAKING AND STEERING SYTEMS.VACCUUM BRAKE BOOSTER VEHICLES ARE EXCLUDED.ODI HASEXPANDED THE SCOPE OF THE EA TO INCLUDE MODEL YEARS2003 AND 2004, ASDURING THE PE, ODI LEARNED THAT THE HYDROBOAST PUMPS WERE MODIFIED IN FEBRAURY 2004.THEREFORE,ODI HAS EXPANDED THE SCOPE TO INCLUDE THE ADDITIONAL MODEL YEARS.ODI'S IS CONCERNED BECAUSE THISISA SUDDEN FAILURE THAT AFFECTS TWO CRITICAL SYSTEMS OF THE VEHICLE, BRAKES AND STEERING, AT THE SAME TIME.THE ABILITY OF THE OPERATOR TO HANDLE THE DUAL FAILURES IS A CONCERN. FURTHER, THESE VEHICLES TEND TO BE WORK VEHICLES, WITH SOME OVER 10,000 POUNDS GVWR AND MANY EQUIPPED TO PULL LARGE TRAILERS.DUAL FAILURES OF HEAVILY LOADED VEHICLES AND VEHICLES PULLING TRAILERS FURTHER INCREASES THE SAFETY RISK.ODI PLANS TO CONDUCT TESTING TO QUANTIFY THE BRAKING AND STEERING PERFORMANCE DEGRADATION AND THE IMPACT ON SAFE VEHICLE CONTROL, WHEN A HYDROBOAST PUMP FAILS.