1999 GMC Sierra 3500 Problems
Owner-reported complaints filed with NHTSA, grouped by component
Data refreshed
What this page shows
Everything below is an owner-reported complaint submitted to NHTSA about the 1999 GMC Sierra 3500, grouped by the component NHTSA recorded on the report. These are not confirmed defects, and they are not recalls. NHTSA does not verify most reports before publishing them, and a category with more reports in it is not evidence that a part is defective.
Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.
Reports by component
Ranked by how many owner reports name each component category
- Brakes940.9%
- Tires & wheels313.6%
- Body & structure313.6%
- Engine29.1%
- Interior & seats29.1%
- Fuel system14.5%
- Electrical14.5%
- Airbags14.5%
Percentages are of component mentions. A single complaint can name more than one component, so these do not sum to the total complaint count.
Each component in detail
What the reports in each category say, in the owners' own words
Brakes
Reports naming service brakes, the antilock braking system, brake hoses, master cylinders or the parking brake.
From owner reports, verbatim
BOUGHT A 1999 GMC SIERRA 3500 4DOOR 8FT. BED WITH 30000 MILES ON IT IN 2001. FIRST BRAKE LINE RUSTED OUT IN 2005. SECOND LINE FROM FRONT TO BACK RUSTED AND BROKE 2008. FUEL LINE RUSTED AND LEAKED GAS ALL OVER MY DRIVEWAY 2010. TODAY THAT SAME TRUCK? IS IN A REPAIR SHOP BECAUSE THE FRAME BY THE STEERINGBOX AND PASSENGER SIDE FRONT RUSTED AND CRACKED. ITS A SHAME GMC USED SUCH BAD MATERIALS FOR THEIR TRUCKS. MY TRUCK NOW HAS ONLY 97000 MILES ON IT. IF IT CANT BE FIXED SAFELY THE SCRAP YARD IS ITS NEXT STOP AND A FORD WILL TAKE ITS PLACE. TO BAD GMC YOU LOST ANOTHER CUSTOMER. *TR
I WAS DRIVING IN TOWN CLOSING IN ON AN INTERSECTION AS THE LIGHT BEGAN TO CHANGE RED, TWO SEDANS WERE IN FRONT OF ME SO I APPLIED MY BRAKES ALLOWING PLENTY OF TIME TO STOP WHEN WITHOUT WARNING THE BRAKE PEDAL SUNK QUICKLY TO THE FLOOR AND DID NOT SLOW AT ALL. I HAD TO VEER INTO THE TURN LANE BUT COULD NOT MAKE THE TURN DUE TO SPEED AND ONCOMING TRAFFIC. I CLEARED THE INTERSECTION AND HAD TO VEER INTO A BUSY PARKING LOT RAN OVER A STOP BLOCK AND CONTINUED THROUGH 2 YARDS AND OUT A DRIVEWAY BACK ONTO YET ANOTHER ROAD WHERE THE VEHICLE FINALLY CAME TO A STOP. BOTH YARDS HAD PEOPLE IN THEM AND IT WAS A MIRACLE NO ONE WAS HURT. THIS WAS THE MOST TERRIFYING DRIVING EXPERIENCE IN MY LIFE. UPON INSPECTION OF THE BRAKE LINES I FOUND A TINY HOLE IN THE LINE CROSSING THE ENGINE YOKE. AS I FURTHERED MY INSPECTION IT CAME TO MY ATTENTION ALL THE BRAKE LINES RESEMBLED BURNT CORN FLAKES AND MUST ALL BE REPLACED. *TR
Tires & wheels
Reports naming tires, wheels, hubs, or the tire-pressure monitoring system.
From owner reports, verbatim
WE HAVE 4 1999 GMC 3500 SERIES LONG VANS USED TO TRANSPORT STUDENTS TO VARIOUS FUNCTIONS. RETURNING FROM A FIELD TRIP (WITH CHILDREN) ONE OF THE TIRES SUFFERED A PLY SEPARATION. THE DRIVER DID AN EXCELLENT JOB OF MAINTAINING CONTROL AND THE TIRE WAS CHANGED OUT BY OUR TOWING SERVICE. FURTHER INSPECTION SHOWED ANOTHER TIRE POSSIBLY READY TO FAIL, AND ODD WEAR PATTERNS. OUR DISTRICT IN THE INTERESTS OF SAFETY DECIDED TO REPLACE ALL 16 TIRES ON ALL 4 VANS. WE WOULD LIKE TO KNOW IF THERE ARE OTHER PROBLEMS WITH THIS PARTICULAR TYPE OF TIRE...THE TIRES ARE FIRESTONE STEELTEX RADIAL R4X - LT245/75R16 LOAD RANGE E - DOT# VN11 - 81A - 169 AND DOT # SP872R - D15L. *JB
FIRESTONE TIRE (P245 75 R16) EXPERIENCED TREAD SEPARATION. *SLC
Too few reports in this category for a page of its own — they appear in the full complaint list.
Body & structure
Reports naming the vehicle structure, frame, body panels, doors, hood and trim.
From owner reports, verbatim
BOUGHT A 1999 GMC SIERRA 3500 4DOOR 8FT. BED WITH 30000 MILES ON IT IN 2001. FIRST BRAKE LINE RUSTED OUT IN 2005. SECOND LINE FROM FRONT TO BACK RUSTED AND BROKE 2008. FUEL LINE RUSTED AND LEAKED GAS ALL OVER MY DRIVEWAY 2010. TODAY THAT SAME TRUCK? IS IN A REPAIR SHOP BECAUSE THE FRAME BY THE STEERINGBOX AND PASSENGER SIDE FRONT RUSTED AND CRACKED. ITS A SHAME GMC USED SUCH BAD MATERIALS FOR THEIR TRUCKS. MY TRUCK NOW HAS ONLY 97000 MILES ON IT. IF IT CANT BE FIXED SAFELY THE SCRAP YARD IS ITS NEXT STOP AND A FORD WILL TAKE ITS PLACE. TO BAD GMC YOU LOST ANOTHER CUSTOMER. *TR
MY 1999 GMC SIERRA 3500 CREW CAB WAS ORDERED NEW. I DISCOVERED LATER THAT IT WAS FITTED WITH A 1998 CAB. THE DESIGN IS DIFFERENT AND THE FRONT DOORS ARE LONGER AND HEAVIER RESULTING IN PREMATURE HINGE FAILURES. I ALSO DISCOVERED THAT IT WAS NOT EQUIPPED WITH AIRBAGS BECAUSE THE 1998 VERSION DIDN'T REQUIRE THEM EVEN THOUGH I ORDERED A 1999 WHICH DOES. I HAVE A VIN ON THE DASHBOARD SHOWING IT AS A 1999 AND ONE ON THE DOOR SHOWING IT AS A 1998. I JUST FOUND OUT ABOUT REPORTING IT HERE. *JB
Too few reports in this category for a page of its own — they appear in the full complaint list.
Engine
Reports naming the engine itself — including stalling, misfires, oil consumption, cooling and internal engine components.
From owner reports, verbatim
THE CHECK ENGINE LIGHT CAME ON AND VEHICLE BEGAN TO RUN ROUGHLY AND STALL, THE VEHICLE WAS INSPECTED AND DEALER FOUND NEGATIVE TEMPERATURE SIGNALS, CONSUMER HAS EXPERIENCED PROBLEMS ON SIX OCCASIONS WHERE THE ENGINE WOULD STALL AND RUN ROUGH, AND HAS HAD VARIOUS COMPONETS REPLACED, SUCH AS RADIATOR COOLANT, COOLANT SENSOR, FUEL PUMP, SENDING UNIT ASSEMBLY, DISTRIBUTOR, FUEL INJECTORS, SPARK PLUGS, WIRES, SERPENTINE BELT, THROTTLE-POSITIONING SENSOR, EGR AND OXYGEN SENSOR, THE BRACKET THAT PROTECTS THE MAIN WIRE HARNESS WAS NEVER INSTALLED FROM THE FACTORY AND CONSUMER FEELS THIS WAS THE PROBLEM TO BEGIN WITH, SOME OF THE COMPONETS WERE EVEN REPLACED A SECOND TIME AND STILL DID NOT RESOLVE THE PROBLEM.*JB
CAB KEEPS FILLING UP WITH EXHAUST FUMES, CAUSING PASSENGER TO GET SICK. DEALER CLAIMS ENGINE GETS TOO HOT, CAUSING ENGINE MANIFOLD TO WARP AND GASKET TO BLOWOUT. IT IS A DESIGN FLAW. *AK
Too few reports in this category for a page of its own — they appear in the full complaint list.
Interior & seats
Reports naming seats, latches, locks, linkages and interior fittings.
From owner reports, verbatim
CONSUMER STATES SEAT FRAME BROKE IN 07/02, CONSUMER HAD REPAIRED. SEAT FRAMES BROKE AGAIN ON 9-21 CAUSING A COLLISION.*JB
I WAS TRAVELING HOME ON FWY WHERE I WAS INVOLVED IN A CHAIN REACTION AUTO ACCIDENT . I WAS THE NUMBER 3 OUT OF A TOTAL OF 6 INVOLVED. I STRUCK THE CAR IN FRONT AT APPOX 5 MILES AN HOUR. WAS THEN REAR ENDED BY A SUV GOING APPROX 30 MILES AN HOUR. WHEN REARENDED, MY DRIVERS SEAT COLLAPSED. THE SEAT SHOULD NOT HAVE FAILED WITH SUCH MINIMAL IMPACT..
Too few reports in this category for a page of its own — they appear in the full complaint list.
Fuel system
Reports naming fuel storage or delivery — tanks, pumps, lines, injectors and fuel leaks.
From owner reports, verbatim
FUEL TANK UNDER NEGATIVE PRESSURE BY APPARENT STUCK VALVE CAUSED FUEL TANK RUPTURE. HAPPENED TWICE. GM ENGINEERS SAID NO DEFECT, APPARENTLY THERE IS AND NO FURTHER COMMUNICATION WOULD BE PROVIDED. FUEL SPILLED OUT AND WAS VERY DANGEROUS, IN MY OPINION. I AM A DEGREED (MSME) ENGINEER. WITH AN EXTENSIVE AUTO BACKGROUND. *JB UPDATED 11/15/05. *JB
Too few reports in this category for a page of its own — they appear in the full complaint list.
Electrical
Reports naming the electrical system — wiring, battery, charging, control modules, infotainment and electrical accessories.
From owner reports, verbatim
THE CHECK ENGINE LIGHT CAME ON AND VEHICLE BEGAN TO RUN ROUGHLY AND STALL, THE VEHICLE WAS INSPECTED AND DEALER FOUND NEGATIVE TEMPERATURE SIGNALS, CONSUMER HAS EXPERIENCED PROBLEMS ON SIX OCCASIONS WHERE THE ENGINE WOULD STALL AND RUN ROUGH, AND HAS HAD VARIOUS COMPONETS REPLACED, SUCH AS RADIATOR COOLANT, COOLANT SENSOR, FUEL PUMP, SENDING UNIT ASSEMBLY, DISTRIBUTOR, FUEL INJECTORS, SPARK PLUGS, WIRES, SERPENTINE BELT, THROTTLE-POSITIONING SENSOR, EGR AND OXYGEN SENSOR, THE BRACKET THAT PROTECTS THE MAIN WIRE HARNESS WAS NEVER INSTALLED FROM THE FACTORY AND CONSUMER FEELS THIS WAS THE PROBLEM TO BEGIN WITH, SOME OF THE COMPONETS WERE EVEN REPLACED A SECOND TIME AND STILL DID NOT RESOLVE THE PROBLEM.*JB
Too few reports in this category for a page of its own — they appear in the full complaint list.
Airbags
Reports naming the air-bag system — deployment behaviour, inflators, sensors and warning lights.
From owner reports, verbatim
MY 1999 GMC SIERRA 3500 CREW CAB WAS ORDERED NEW. I DISCOVERED LATER THAT IT WAS FITTED WITH A 1998 CAB. THE DESIGN IS DIFFERENT AND THE FRONT DOORS ARE LONGER AND HEAVIER RESULTING IN PREMATURE HINGE FAILURES. I ALSO DISCOVERED THAT IT WAS NOT EQUIPPED WITH AIRBAGS BECAUSE THE 1998 VERSION DIDN'T REQUIRE THEM EVEN THOUGH I ORDERED A 1999 WHICH DOES. I HAVE A VIN ON THE DASHBOARD SHOWING IT AS A 1999 AND ONE ON THE DOOR SHOWING IT AS A 1998. I JUST FOUND OUT ABOUT REPORTING IT HERE. *JB
Too few reports in this category for a page of its own — they appear in the full complaint list.
Higher-selling and older vehicles accumulate more reports. Counts are not failure rates and are not directly comparable between vehicles that sold in very different numbers.
Elsewhere on this vehicle
Data sources
- NHTSA Office of Defects Investigation — owner-reported complaints and the components recorded on them
Data on this page last refreshed .