FaultScore

FaultScore report

2003 GMC Sierra 2500 problems

Owners have filed 193 complaints about the 2003 GMC Sierra 2500 with NHTSA between 2003 and 2020. The largest single group is the brakes. Across this model's run it ranks 6 of 30 worst.

D

FaultScore 69/100

Higher is worse. Measured against the other years of the GMC Sierra 2500.

How this is worked out

The numbers

193

Complaints

8

Crashes reported

5

Fires reported

4

Injuries reported

76,000 mi

Median mileage at failure

Half of reported failures happened before this

16%

Failed under 36,000 miles

Inside a typical bumper-to-bumper warranty

What kind of bad

The letter says how bad. This says what kind — whether this year drew an unusual number of complaints, unusually dangerous ones, or failures that arrived unusually early.

Complaint volume 100 vs 50 Severity 45 vs 50 Early failure 27 vs 50
The dashed ring is 50 — the national norm. Further out is worse.
Complaint volume — 100
Against the median year of the GMC Sierra 2500. 50 means typical for this model; 100 means roughly double.
Severity — 45
8.8% of these complaints involved a crash, fire, injury or death, against a national rate of 9.7%.
Early failure — 27
16% of failures with a mileage on record happened under 36,000 miles, against a national rate of 29%.

How 2003 compares with every other GMC Sierra 2500

Click any bar to open that year's report.

Complaints filed with NHTSA, by model year. Bar colour is the FaultScore grade: A B C D F ungraded

What breaks on a 2003 GMC Sierra 2500

Every complaint is filed against a part. Follow any row for the complaints about that part alone.

Brakes 75 38.9%

4 crashes, 1 fires · median 76,000 mi

0 crashes, 2 fires · median 92,000 mi

Median failure at 34,800 miles

0 crashes, 2 fires · median 118,736 mi

1 crashes, 0 fires · median 90,000 mi

Steering 10 5.2%

1 crashes, 0 fires · median 53,000 mi

Suspension 7 3.6%

Median failure at 52,500 miles

Body & Structure 5 2.6%

Median failure at 99,000 miles

Acceleration & Cruise Control 4 2.1%

1 crashes, 0 fires · median 170,500 mi

Tires 3 1.6%

Median failure at 52,924 miles

Windows, Mirrors & Wipers 3 1.6%

Median failure at 29,000 miles

Other & Unspecified 2 1.0%

Median failure at 36,000 miles

Equipment & Accessories 2 1.0%

Median failure at 53,000 miles

Stability & Traction Control 1 0.5%
Seat Belts 1 0.5%

Median failure at 1 miles

Lights 1 0.5%
Airbags 1 0.5%

1 crashes, 0 fires · median 41,970 mi

Exactly what failed

NHTSA files every complaint against a named sub-assembly, not just a system. This is the difference between knowing it was "the engine" and knowing which part of it — the list to hand a mechanic.

Instrument Cluster/Panel 12 38.7%
Hoses, Lines/Piping, AND Fittings 5 16.1%
Transfer Case (4-WHEEL Drive) 4 12.9%
Leaf 2 6.5%
Shaft Sector 2 6.5%
Underbody Shields 2 6.5%
Hoses, Lines/Piping, AND Fittings 2 6.5%
Bumpers 2 6.5%

When it fails

Odometer readings owners gave when they filed. About half of all complaints include one.

Under 1,000 miles 7 4.2%
1,000 – 9,999 miles 8 4.8%
10,000 – 24,999 miles 4 2.4%
25,000 – 49,999 miles 32 19.2%
50,000 – 74,999 miles 31 18.6%
75,000 – 99,999 miles 24 14.4%
100,000 – 149,999 miles 39 23.4%
150,000+ miles 22 13.2%

When owners complained

A spike years after the car went on sale usually means a part wearing out on schedule across the whole fleet — the kind of pattern no single owner can see from inside their own car.

Feb 2003 peak 7 Feb 2020

Recalls on the 2003 GMC Sierra 2500

A complaint is one owner's allegation. A recall is the point at which the manufacturer or a regulator agreed the defect is real and dangerous enough to fix for free — however old the car is.

United States — NHTSA

06E050000

SERVICE BRAKES, AIR

CERTAIN FEDERAL-MOGUL NATIONAL AND CARQUEST AFTERMARKET HUB ASSEMBLIES, P/N 515058, SOLD FOR USE ON 2001-2006 GENERAL MOTORS 1500 AND 2500 4WD TRUCKS. ON THE SUBJECT HUB ASSEMBLIES, THE ABS SENSOR CORD DEPARTS FROM THE HUB ASSEMBLY AT A 90 DEGREE ANGLE. AS A RESULT, THERE IS A FIT ISSUE WITH THE BRAKE ROTOR DUST SHIELD INTERFERING WITH THE ABS SENSOR CORD. IF THE HUB ASSEMBLY IS INSTALLED DESPITE THIS INTERFERENCE, THE GAP BETWEEN THE ABS SENSOR AND THE TONE WHEEL MAY BE ALTERED. THIS MAY WEAKEN THE OUTPUT OF THE ABS SENSOR. DIMINISHED OUTPUT COULD RESULT IN AN UNWANTED ABS ACTIVATION AT LOW SPEEDS AND STOPPING DISTANCE COULD BE AFFECTED.

Risk: IF STOPPING DISTANCE IS LIMITED, A VEHICLE CRASH COULD OCCUR.

06E043000

FUEL SYSTEM, GASOLINE

CERTAIN REPLACEMENT FUEL FILTERS, FRAM BRAND NAME P/N G3727, WITH DATE CODES X52911 THROUGH X60801 SEQUENTIALLY OR X600141 AND A MEXICO COUNTRY OR ORIGIN MARKING ON THE FUEL FILTER HOUSING MANUFACTURED FROM OCTOBER 18, 2005, THROUGH MARCH 21, 2006, SOLD FOR USE ON THE VEHICLES LISTED ABOVE AND ON CERTAIN SCHOOL BUSES. (TO SEE THE SCHOOL BUS ENGINE SIZES, CLICK ON "DOCUMENT SEARCH" AND THEN "BUS APPLICATIONS"). THE CONNECTOR ON THE FUEL FILTER WAS NOT MANUFACTURED TO HONEYWELL'S SPECIFICATION. AS A RESULT, THE O-RING MAY NOT SEAT CORRECTLY ON THE FUEL LINE.

Risk: THIS CONDITION MAY CAUSE AN INADEQUATE SEAL AT THE CONNECTION, POTENTIALLY LEADING TO A FUEL LEAK. IN THE PRESENCE OF AN IGNITION SOURCE, A FIRE COULD OCCUR.

06E010000

STEERING

CERTAIN FABTECH AFTERMARKET REPLACEMENT PITMAN ARMS, P/NOS. FTS71000 AND FTS71001, INSTALLED FOR USE ON CERTAIN 2001-2006 GM C/K 2500 PICK UP TRUCKS AND SPORT UTILITY VEHICLES. THE PIN LOCATED INSIDE THE PITMAN ARM CAN SHEAR OFF DUE TO A REVERSE BENDING FATIGUE CONDITION, RESULTING IN A TOTAL LOSS OF STEERING CONTROL.

Risk: LOSS OF STEERING CONTROL COULD LEAD TO A VEHICLE CRASH WITH POTENTIAL INJURY OR DEATH.

Recalls cover specific build ranges, so check your own vehicle by VIN at nhtsa.gov/recalls or, in Canada, Transport Canada.

Complaints that involved harm

Reports where the owner recorded a crash, a fire, an injury or a death.

at 350,000 miles Essexville, MI 1 injured

SERVICE BRAKES

I WAS DRIVING ON I 75 DOING 70 MPH I HAD TO COME TO A SUDDEN STOP I APPLIED BRAKES AND THERE WAS NO BRAKES., I ENDED UP PUTTING TRUCK IN THE DITCH TO AVOID SERIOUS ACCIDENT. IT ENDED BOTH BRAKE LINES FROM MASTER CYLINDER BOTH BLEW UP FROM CORROSION THESE LINES WENT TO THE ABS MODULE. I WAS SOME WHAT INJURED.

NHTSA complaint #10928370 — an unverified report by a vehicle owner.

at 85,000 miles NEW Baltimore, MI Crash

SERVICE BRAKES

ABS COMES ON AT LOW SPEED.. IT INCREASES STOPPING DISTANCE.. I HAVE ONCE REAR ENDED A VEHICLE BECAUSE OF THIS. THERE WAS NO DAMAGE TO EITHER VEHICLE.. ALSO MY ABS LIGHT COME ON FOR A FEW SECONDS MAYBE TWO OR THREE TIMES A MONTH..

NHTSA complaint #10913828 — an unverified report by a vehicle owner.

at 209,000 miles Platte, SD Fire

FUEL/PROPULSION SYSTEM

TL* THE CONTACT OWNS A 2003 GMC SIERRA 2500. THE CONTACT STATED THAT AFTER INSPECTING THE VEHICLE, HE NOTICED THAT THE OIL LEVEL WAS ELEVATED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHERE IT WAS DIAGNOSED THAT THE FUEL INJECTORS NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED HOWEVER, THE FAILURE RECURRED AFTER APPROXIMATELY 30,000 MILES AND THE VEHICLE WAS EMITTING SMOKE. THE VEHICLE WAS REPAIRED WITH NEW FUEL INJECTORS BUT THE FAILURE RECURRED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 209,000.

NHTSA complaint #10823719 — an unverified report by a vehicle owner.

at 57,833 miles Woodstock, NY Crash

SERVICE BRAKES, HYDRAULIC

DRIVING DOWN DRIVEWAY BRAKE PEDAL WENT TO FLOOR RAN INTO SNOW BANK UNABLE TO STOP.

NHTSA complaint #10449991 — an unverified report by a vehicle owner.

Mashpee, MA Crash

VEHICLE SPEED CONTROL

WHILE DRIVING ON THE HIGHWAY, MY 2003 GMC SIERRA 2500 DISPLAYED A "REDUCED ENGINE POWER" WARNING ON MY DASHBOARD. MY VEHICLE LOST ALL SPEED CONTROL, DECELERATING FROM 65 MPH TO 20 MPH IN A MATTER OF SECONDS. I IMMEDIATELY PULLED OVER TO THE SIDE OF THE HIGHWAY AND SHUT MY TRUCK OFF. ONCE I RESTARTED THE VEHICLE, THE MESSAGE WAS GONE AND MY TRUCK WAS FINE. IT WAS A VERY SCARY INCIDENT NOT BEING ABLE KEEP THE RIGHT SPEED FOR THE CONDITIONS ON THE HIGHWAY.

NHTSA complaint #10439779 — an unverified report by a vehicle owner.

Mashpee, MA Crash

ENGINE AND ENGINE COOLING

WHILE DRIVING ON THE HIGHWAY, MY 2003 GMC SIERRA 2500 DISPLAYED A "REDUCED ENGINE POWER" WARNING ON MY DASHBOARD. MY VEHICLE LOST ALL SPEED CONTROL, DECELERATING FROM 65 MPH TO 20 MPH IN A MATTER OF SECONDS. I IMMEDIATELY PULLED OVER TO THE SIDE OF THE HIGHWAY AND SHUT MY TRUCK OFF. ONCE I RESTARTED THE VEHICLE, THE MESSAGE WAS GONE AND MY TRUCK WAS FINE. IT WAS A VERY SCARY INCIDENT NOT BEING ABLE KEEP THE RIGHT SPEED FOR THE CONDITIONS ON THE HIGHWAY.

NHTSA complaint #10439779 — an unverified report by a vehicle owner.

The most recent complaints

In the owners' own words, exactly as filed with NHTSA.

at 157,000 miles Hesperia, CA

STEERING

HAD INJECTORS REPLACED UNDER WARRANTY AT 50000 MILES AFTER NOTICING EXCESS EXHAUST SMOKE ON STARTUP AND ALSO POWER STEERING HOSES WERE LEAKING, AGAIN AT 105000 MILES THEY TOTALLY FAILED AS I WAS BRINGING MY WIFE HOME FROM HOSPITAL ON I-15 IN CA. UP CAJON PASS AND HAD TO BE TOWED TO DEALER, BUT GM DEALER WOULD NOT COVER INJECTORS UNDER WARRANTY AS TRUCK WAS11 YEARS OLD AND THEIR COVERAGE WAS FOR 7 YEARS ONLY, NOW AGAIN HAD TO HAVE THEM REPLACED AT 147000 MILES BECAUSE OF EXCESSIVE SMOKE ON STARTUP. THIS TIME I WENT TO AN INDEPENDENT SHOP AS THEY WERE $1000 CHEAPER AND STATED THESE UPGRADED INJECTORS SHOULD LAST 150000 MILES NOT 50000. HAD TO HAVE POWER STEERING HOSES REPLACED AGAIN ALSO ALONG WITH POWER BRAKE SERVO BECAUSE THEY WERE LEAKING AGAIN AT 157000 MILES. I HAVE ALL OF THIS DOCUMENTED IN WRITING BY SERVICE DEPTS.

NHTSA complaint #11308791 — an unverified report by a vehicle owner.

at 157,000 miles Hesperia, CA

FUEL/PROPULSION SYSTEM

HAD INJECTORS REPLACED UNDER WARRANTY AT 50000 MILES AFTER NOTICING EXCESS EXHAUST SMOKE ON STARTUP AND ALSO POWER STEERING HOSES WERE LEAKING, AGAIN AT 105000 MILES THEY TOTALLY FAILED AS I WAS BRINGING MY WIFE HOME FROM HOSPITAL ON I-15 IN CA. UP CAJON PASS AND HAD TO BE TOWED TO DEALER, BUT GM DEALER WOULD NOT COVER INJECTORS UNDER WARRANTY AS TRUCK WAS11 YEARS OLD AND THEIR COVERAGE WAS FOR 7 YEARS ONLY, NOW AGAIN HAD TO HAVE THEM REPLACED AT 147000 MILES BECAUSE OF EXCESSIVE SMOKE ON STARTUP. THIS TIME I WENT TO AN INDEPENDENT SHOP AS THEY WERE $1000 CHEAPER AND STATED THESE UPGRADED INJECTORS SHOULD LAST 150000 MILES NOT 50000. HAD TO HAVE POWER STEERING HOSES REPLACED AGAIN ALSO ALONG WITH POWER BRAKE SERVO BECAUSE THEY WERE LEAKING AGAIN AT 157000 MILES. I HAVE ALL OF THIS DOCUMENTED IN WRITING BY SERVICE DEPTS.

NHTSA complaint #11308791 — an unverified report by a vehicle owner.

at 180,000 miles Branchville, NJ

ELECTRICAL SYSTEM

BLOWER MOTOR RESISTOR DOES NOT OPERATE. UPON INSPECTION, HARNESS AND FINAL STAGE ARE DAMAGED DUE TO EXCESSIVE HEAT. I NEED TO REPLACE BOTH COMPONENTS BECAUSE I FEAR IT WILL CAUSE A FIRE. MANY POSTS ON THE SAME THING. WHY IS THERE NOTHING DONE ABOUT THIS? MY BMW HAD SAME ISSUE BUT IT WAS A RECALL ON THEIR CARS. WHY IS IT NOT A RECALL ON GM? IS IT BECAUSE THEY ARE AN AMERICAN CAR COMPANY?

NHTSA complaint #11193104 — an unverified report by a vehicle owner.

at 2,000 miles North Bend, OR

UNKNOWN OR OTHER

THE HORN QUITS WORKING AND THIS CREATES A HUGE SAFETY ISSUE. ONLINE SEARCH SHOWS THIS IS A COMMON PROBLEM AND THE DEALER IS UNABLE TO FIX IT.

NHTSA complaint #11175902 — an unverified report by a vehicle owner.

at 170,000 miles Hamilton, AL

STEERING

BRAKES ARE SPONGY NOT RIGHT POWER STEERING WHINES AS DO BRAKES

NHTSA complaint #11173437 — an unverified report by a vehicle owner.

at 170,000 miles Hamilton, AL

SERVICE BRAKES

BRAKES ARE SPONGY NOT RIGHT POWER STEERING WHINES AS DO BRAKES

NHTSA complaint #11173437 — an unverified report by a vehicle owner.

at 120,000 miles Newaygo, MI

STRUCTURE:BODY

TL* THE CONTACT OWNS A 2003 GMC SIERRA 2500 HD. THE CONTACT STATED THAT THE ENTIRE BOTTOM OF THE TRUCK BED WAS RUSTED, INCLUDING THE FUEL TANK. THE VEHICLE WAS TAKEN TO A DEALER (FREEDOM CHEVROLET, 7052 W 48TH ST, FREMONT, MI 49412, 321-403-0016) WHERE IT WAS DIAGNOSED THAT CHEAP METAL WAS USED ON THE VEHICLE. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE AND DID NOT PROVIDE ANY ADDITIONAL INFORMATION. THE FAILURE MILEAGE WAS APPROXIMATELY 120,000.

NHTSA complaint #11119742 — an unverified report by a vehicle owner.

at 217,000 miles Warwick, MD

VEHICLE SPEED CONTROL

COMPLAINT INVOLVES REDUCED POWER MODE WHILE DRIVING. THIS HAS BECOME A SAFETY CONCERN BECAUSE OF THE RAPID DROP IN SPEED WHILE DRIVING. IT IS UNSAFE TRYING TO EXIT TRAFFIC LANES WITH NO RESPONSE FROM THROTTLE PEDAL AND APPEARS TO BE A COMMON PROBLEM WITH DRIVE BY WIRE VEHICLES PRODUCED BY GENERAL MOTORS. VEHICLE HAS BEEN TO DEALERSHIP TWICE WITH NO RESOLUTION OF THE PROBLEM. THIS FAILURE HAS OCCURRED AT VARIOUS SPEEDS, TIMES OF DAY, TEMPERATURES ETC. IT WILL ENTER REDUCED POWER ONCE TO TWICE A DAY. THANK YOU FOR YOUR TIME.

NHTSA complaint #11066962 — an unverified report by a vehicle owner.

Reese, MI

EXTERIOR LIGHTING

GMC 2500 DIESEL HD SLE SIERRA REARWHEEL DRIVE INSTRUMENT PANAY IS INOPERATIVE. HAVE TO USE IPHONE FOR SPEED AND GUESS AT GAS EFFECTING CRUISE CONTROL INTERIOR LIGHTS FAN SPEED AND CD PLAYER

NHTSA complaint #11031844 — an unverified report by a vehicle owner.

Reese, MI

ELECTRICAL SYSTEM

GMC 2500 DIESEL HD SLE SIERRA REARWHEEL DRIVE INSTRUMENT PANAY IS INOPERATIVE. HAVE TO USE IPHONE FOR SPEED AND GUESS AT GAS EFFECTING CRUISE CONTROL INTERIOR LIGHTS FAN SPEED AND CD PLAYER

NHTSA complaint #11031844 — an unverified report by a vehicle owner.

Reese, MI

ELECTRONIC STABILITY CONTROL (ESC)

GMC 2500 DIESEL HD SLE SIERRA REARWHEEL DRIVE INSTRUMENT PANAY IS INOPERATIVE. HAVE TO USE IPHONE FOR SPEED AND GUESS AT GAS EFFECTING CRUISE CONTROL INTERIOR LIGHTS FAN SPEED AND CD PLAYER

NHTSA complaint #11031844 — an unverified report by a vehicle owner.

at 233,000 miles Blackfoot, ID

SERVICE BRAKES

BRAKE FAILURE UPON SLOWING DOWN AT OFF RAMP. AVOIDED ACCIDENT BUT HAD TOTAL BRAKE FAILURE. PULLED INTO PARKING LOT, CHECKED FLUID LEVELS, WERE OK, TRIED BRAKES AGAIN AND THEY WERE WORKING. HAVE NOT HAD A PROBLEM SINCE.HAVE HEARD REPORTS OF SIMILAR NATURE. SOME THINK IT IS A PROBLEM IN THE VALVING.HOPE YOU CAN FIND A CURE.

NHTSA complaint #11013113 — an unverified report by a vehicle owner.

at 350,000 miles Essexville, MI 1 injured

SERVICE BRAKES

I WAS DRIVING ON I 75 DOING 70 MPH I HAD TO COME TO A SUDDEN STOP I APPLIED BRAKES AND THERE WAS NO BRAKES., I ENDED UP PUTTING TRUCK IN THE DITCH TO AVOID SERIOUS ACCIDENT. IT ENDED BOTH BRAKE LINES FROM MASTER CYLINDER BOTH BLEW UP FROM CORROSION THESE LINES WENT TO THE ABS MODULE. I WAS SOME WHAT INJURED.

NHTSA complaint #10928370 — an unverified report by a vehicle owner.

at 85,000 miles NEW Baltimore, MI Crash

SERVICE BRAKES

ABS COMES ON AT LOW SPEED.. IT INCREASES STOPPING DISTANCE.. I HAVE ONCE REAR ENDED A VEHICLE BECAUSE OF THIS. THERE WAS NO DAMAGE TO EITHER VEHICLE.. ALSO MY ABS LIGHT COME ON FOR A FEW SECONDS MAYBE TWO OR THREE TIMES A MONTH..

NHTSA complaint #10913828 — an unverified report by a vehicle owner.

at 142,000 miles Lake Orion, MI

SERVICE BRAKES

BRAKE LINE FAILED, NO BRAKES WHILE HEADING FOR A RED LIGHT. DRIVE OFF ROAD TILL VEHICLE STOPPED. BRAKE LINE FROM MASTER CYLINDER TO ABS CONTROL , ROTTED OUT. UPON FURTHER INSPECTION, ALL BRAKE LINES ARE ROTTED OUT. MY MECHANIC STATES THEY ALL NEED TO BE REPLACED, IT WILL HAPPEN AGAIN.

NHTSA complaint #10864659 — an unverified report by a vehicle owner.

at 180,000 miles ST Anant, LA

POWER TRAIN

TL* THE CONTACT OWNS A 2003 GMC SIERRA 2500. WHILE DRIVING AT ANY SPEED, THE VEHICLE STALLED, LOST POWER, AND THE SERVICE ENGINE LIGHT ILLUMINATED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHO WAS UNABLE TO DIAGNOSE THE FAILURE. THE FAILURE RECURRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE AND ADVISED THE CONTACT TO TAKE THE VEHICLE TO A LOCAL DEALER FOR DIAGNOSTIC TESTING. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE FAILURE MILEAGE WAS 180,000.

NHTSA complaint #10861591 — an unverified report by a vehicle owner.

at 180,000 miles ST Anant, LA

ENGINE

TL* THE CONTACT OWNS A 2003 GMC SIERRA 2500. WHILE DRIVING AT ANY SPEED, THE VEHICLE STALLED, LOST POWER, AND THE SERVICE ENGINE LIGHT ILLUMINATED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHO WAS UNABLE TO DIAGNOSE THE FAILURE. THE FAILURE RECURRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE AND ADVISED THE CONTACT TO TAKE THE VEHICLE TO A LOCAL DEALER FOR DIAGNOSTIC TESTING. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE FAILURE MILEAGE WAS 180,000.

NHTSA complaint #10861591 — an unverified report by a vehicle owner.

at 100,010 miles Glen Burnie, MD

SERVICE BRAKES

BRAKE LINE RUSTED THROUGH AND LOST ALL BRAKING CAPABILITY. LUCKLY IT HAPPENED PULLING INTO MY DRIVEWAY AND NOT ON THE HIGHWAY! FUEL LINES RUSTED THROUGH AND LEAKING FUEL PUDDLING ONTO THE GROUND.

NHTSA complaint #10826044 — an unverified report by a vehicle owner.

at 100,010 miles Glen Burnie, MD

FUEL/PROPULSION SYSTEM

BRAKE LINE RUSTED THROUGH AND LOST ALL BRAKING CAPABILITY. LUCKLY IT HAPPENED PULLING INTO MY DRIVEWAY AND NOT ON THE HIGHWAY! FUEL LINES RUSTED THROUGH AND LEAKING FUEL PUDDLING ONTO THE GROUND.

NHTSA complaint #10826044 — an unverified report by a vehicle owner.

at 209,000 miles Platte, SD Fire

FUEL/PROPULSION SYSTEM

TL* THE CONTACT OWNS A 2003 GMC SIERRA 2500. THE CONTACT STATED THAT AFTER INSPECTING THE VEHICLE, HE NOTICED THAT THE OIL LEVEL WAS ELEVATED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHERE IT WAS DIAGNOSED THAT THE FUEL INJECTORS NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED HOWEVER, THE FAILURE RECURRED AFTER APPROXIMATELY 30,000 MILES AND THE VEHICLE WAS EMITTING SMOKE. THE VEHICLE WAS REPAIRED WITH NEW FUEL INJECTORS BUT THE FAILURE RECURRED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 209,000.

NHTSA complaint #10823719 — an unverified report by a vehicle owner.

at 119,222 miles South Bend, IN

SERVICE BRAKES

SEVERELY RUSTED BRAKE LINES THAT SPLIT. MAIN LINE FROM MASTER CYLINDER TO ABS MODULE AND REAR LINE JUST INBOARD OF LH REAR TIRE. PEDAL WENT TO THE FLOOR ON CITY STREET WHEN DRIVING.

NHTSA complaint #10810278 — an unverified report by a vehicle owner.

at 89,000 miles Cottage Grove, MN

SERVICE BRAKES

I WAS MOVING THE VEHICLE IN THE DRIVEWAY WHEN THE BREAK PEDAL WENT TO THE FLOOR. THE TRUCK STOPPED SO I GOT OUT AND LOOKED UNDER IT AND SAW BREAK FLUID POURING OUT OF A BREAK LINE THAT HAD COMPLETELY RUSTED THROUGH. THE FORMER OWNER HAD ALREADY HAD ANOTHER BREAK LINE REPLACED BECAUSE HIS BREAKS HAD RUPTURED DUE TO THE LINES RUSTING THROUGH WHILE DRIVING AT HIGHWAY SPEEDS AND TOWING A FIFTH WHEEL CAMPER. HE WAS ABLE TO AVOID WRECKING AND CAME TO A STOP. THIS TRUCK HAS LOW MILES AND ABOUT 90% OF ITS USE HAS BEEN DURING THE SUMMER SO IT HAS HAD LIMITED CONTACT WITH SALTED ROADS YET THE ENTIRE UNDERCARRIAGE OF THE VEHICLE IS RUSTING AT AN INCREDIBLE RATE. I AM FORTUNATE THAT I WAS SIMPLY MOVING THE TRUCK RATHER THAN HAULING MY CAMPER ON THE HIGHWAY WHICH IS IT'S TYPICAL USE; I AND/OR OTHERS COULD HAVE BEEN SEVERELY INJURED OR KILLED. THE RUSTING THROUGH OF THE BREAK LINES IS A SAFETY ISSUE!

NHTSA complaint #10731294 — an unverified report by a vehicle owner.

at 142,000 miles Groton, CT

ELECTRICAL SYSTEM

(ELECTRICAL) AS AN ONGOING ISSUE, THE DASHBOARD GAUGES/INDICATORS (I.E. TACH, SPEEDOMETER, ETC..) WILL SOMETIMES NOT REGISTER UNTIL SEVERAL MINUTES AFTER THE VEHICLE HAS BEEN RUNNING (THIS COULD BE FOR UP TO MILES) IT HAS NOT AFFECTED VEHICLE PERFORMANCE TO DATE. (FUEL/PROPULSION SYSTEM) I HAVE BEGUN HAVING ISSUES WHERE IT GOES INTO "REDUCED ENGINE POWER". FURTHER DIAGNOSTIC ATTEMPTS HAVE LED ME TO BELIEVE THAT IT IS DUE TO A FAULTY THROTTLE POSITION SENSOR (PART OF THE THROTTLE BODY), TAC MODULE, OR APP ASSEMBLY (ACCELERATOR PEDAL). MOST LIKELY CAUSE MAY BE DUE TO THE THROTTLE POSITION SENSOR, AS THIS ISSUE HAS HAPPENED WHEN THE VEHICLE IS ON "CRUISE CONTROL". HOWEVER, DUE TO THE INFERIOR DESIGN OF THE THROTTLE BODY UNIT ITSELF, THE MANUFACTURE HAS MADE IT DIFFICULT OR IF DESIGNED TO BE IMPOSSIBLE TO REPLACE JUST THE TPS, BY RIVETING THE TPS TO THE THROTTLE BODY, AND MAY HAVE TO REPLACE THE WHOLE THROTTLE BODY. I AM HAVING THE VEHICLE SERVICED FOR A COMPLETE DIAGNOSTIC AND REPAIR, AND WILL ELABORATE FURTHER UPON SUCCESSFUL REPAIR IF DESIRED.

NHTSA complaint #10705003 — an unverified report by a vehicle owner.

at 142,000 miles Groton, CT

FUEL/PROPULSION SYSTEM

(ELECTRICAL) AS AN ONGOING ISSUE, THE DASHBOARD GAUGES/INDICATORS (I.E. TACH, SPEEDOMETER, ETC..) WILL SOMETIMES NOT REGISTER UNTIL SEVERAL MINUTES AFTER THE VEHICLE HAS BEEN RUNNING (THIS COULD BE FOR UP TO MILES) IT HAS NOT AFFECTED VEHICLE PERFORMANCE TO DATE. (FUEL/PROPULSION SYSTEM) I HAVE BEGUN HAVING ISSUES WHERE IT GOES INTO "REDUCED ENGINE POWER". FURTHER DIAGNOSTIC ATTEMPTS HAVE LED ME TO BELIEVE THAT IT IS DUE TO A FAULTY THROTTLE POSITION SENSOR (PART OF THE THROTTLE BODY), TAC MODULE, OR APP ASSEMBLY (ACCELERATOR PEDAL). MOST LIKELY CAUSE MAY BE DUE TO THE THROTTLE POSITION SENSOR, AS THIS ISSUE HAS HAPPENED WHEN THE VEHICLE IS ON "CRUISE CONTROL". HOWEVER, DUE TO THE INFERIOR DESIGN OF THE THROTTLE BODY UNIT ITSELF, THE MANUFACTURE HAS MADE IT DIFFICULT OR IF DESIGNED TO BE IMPOSSIBLE TO REPLACE JUST THE TPS, BY RIVETING THE TPS TO THE THROTTLE BODY, AND MAY HAVE TO REPLACE THE WHOLE THROTTLE BODY. I AM HAVING THE VEHICLE SERVICED FOR A COMPLETE DIAGNOSTIC AND REPAIR, AND WILL ELABORATE FURTHER UPON SUCCESSFUL REPAIR IF DESIRED.

NHTSA complaint #10705003 — an unverified report by a vehicle owner.

at 106,000 miles Plymouth, MN

SERVICE BRAKES

CAME TO INTERSECTION FOR TURN, BROKE AND PEDAL WENT TO FLOOR.

NHTSA complaint #10681397 — an unverified report by a vehicle owner.