RoadVitals

1999 GMC Sierra Problems

Owner-reported complaints filed with NHTSA, grouped by component

Data refreshed

Owner complaintsComplaints are reports submitted to NHTSA by owners and drivers. NHTSA does not verify most reports before publishing them, and a complaint does not establish that a defect exists. Volume is influenced by how many of a vehicle were sold, how long it has been on the road, and how much attention an issue has received.
600
Latest Aug 10, 2015
Components namedHow many of our component categories appear on at least one report for this model year. One report can name several.
17
Crash or fire reportedComplaints whose submitter recorded that a crash or a fire occurred. These are the reporter's own answers on the NHTSA form, not verified findings.
53

What this page shows

Everything below is an owner-reported complaint submitted to NHTSA about the 1999 GMC Sierra, 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

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.

338
reports

From owner reports, verbatim

WHILE PULLING OUT OF MY DRIVEWAY I EXPERIENCED COMPLETE BRAKE FAILURE. LOOKED UNDER TRUCK AND BRAKE FLUID WAS EVERYWHERE AND THE BRAKE LINES WERE SEVERELY RUSTED AND HAD BUSTED. LOOKED IT UP AND THIS APPEARS TO BE A COMMON PROBLEM WITH THIS MODEL TRUCK BUT THERE HAS NEVER BEEN A RECALL?! THIS ISSUE NEEDS TO BE ADDRESSED WITH GM.

NHTSA ID 10747596 · filed Aug 10, 2015

I WAS DRIVING AND WENT TO APPLY BRAKES FOR THE STOP SIGN AHEAD, AND I HAD NO BRAKES. ONCE I HAD THE TRUCK HOME I PARKED IT. I DETERMINED THAT THE BRAKE LINES HAD RUSTED THROUGH BY HAVING A PIECE OF CARDBOARD UNDER THE TRUCK TO LOCATE THE LEAKING BRAKE FLUID. I'M SO LUCKY THAT I DIDN'T HAVE A CAMPER ON THE TRUCK AND HAD GONE ON VACATION TO COLORADO, AS I INTENDED THIS TO BE MY RECREATIONAL VEHICLE FOR THIS PURPOSE. I AM HAUNTED BY THE POSSIBLE SCENARIOS AND CRASHES THAT COULD HAVE OCCURRED TO ME AND MY FAMILY. WIFE, SON, AND TWO DAUGHTERS. THIS NEEDS TO BE ADDRESSED BEFORE OTHER HUMAN BEINGS END UP SERIOUSLY INJURED, TRAUMATIZED, OR DEATH BEING VERY HIGHLY LIKELY. SO I HAVE A NEAR NEW TRUCK SITTING IN THE YARD FOR NEARLY THE PAST FIVE YEARS. MY ATTEMPT TO INSTALL AFTER-MARKET BRAKE LINES HAS BEEN A FAILURE. GM SHOULD BE RESPONSIBLE FOR THIS CATASTROPHIC FAILURE. I KNOW AS TIME GOES BY OTHER BRAKE LINES ON THESE MODELS WILL RUST AND FAIL. I WILL BE HERE AS A WITNESS, AND SO WILL THE TRUCK AS I HAVE REFUSED OFFERS TO SELL IT. *TR

NHTSA ID 10679788 · filed Jan 29, 2015
All 338 reports naming brakes

Suspension

Reports naming suspension components — springs, struts, shocks, control arms and related hardware.

39
reports

From owner reports, verbatim

BRAKE FLUID LEAKING ALL OVER BOTTOM OF TRUCK SPRAYING OUT I TOOK TO A MECHANIC AND HAD 1000 DOLLAR BRAKE LINE JOB DONE GOT TRUCK BACK AND ABS BRAKES WORKED LIKE MANUAL BRAKES HAD A SENSOR AND 2 BALL JOINTS REPLACED IM BEING RIPPED OF FROM A GMC LOYAL CUSTOMER I WAS I GUESS BACK TO FORD OR TOYOTA FOR MY NEXT NEW TRUCKS I HAD WARRANTY ISSUES YOU CHEAP [XXX] WOULDNT PAY FOR A WATERPUMP THAT WAS LEAKING ONLY A 7 DOLLAR GASKET ALSO HAD A TRANSMISSION ON MY WORK VAN REPAIR AND THEN REPLACED AFTER A MONTH OF RUN AROUND. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6). *TR

NHTSA ID 10562371 · filed Jan 31, 2014

ODD NOISE FROM VEHICLE. STOPPED AND NOTICED THE CENTER OF THE VEHICLE WAS LOW (BOX AND BACK OF CAB WERE IN CONTACT AT THE TOP AND SEPARATED BY SEVERAL INCHES AT THE BOTTOM. LOOKED AT FRAME AND SAW THAT RIGHT SIDE OF FRAME WAS RUSTED AND IS CRACKED ALMOST ALL THE WAY THROUGH, ALLOWING FRAME TO SAG AND PRESENTING THE DANGER OF FRAME SEPARATION WHICH WOULD CAUSE AN ACCIDENT. *TR

NHTSA ID 10504002 · filed Mar 21, 2013
All 39 reports naming suspension

Driver assistance

Reports naming forward-collision avoidance, lane keeping, back-over prevention, cruise control and related electronic driver-assistance systems.

39
reports

From owner reports, verbatim

TL*THE CONTACT OWNS A 1999 GMC SIERRA. WHILE DRIVING APPROXIMATELY 40 MPH, THE CONTACT DEPRESSED THE BRAKE PEDAL BUT THE VEHICLE DID NOT SLOW DOWN; THEREFORE, HE USED THE EMERGENCY BRAKE TO STOP THE VEHICLE. HE THEN NOTICED BRAKE FLUID ON THE FLOOR OF THE VEHICLE. THE VEHICLE WAS TOWED TO A LOCAL REPAIR SHOP. THE CONTACT RECEIVED MINOR BRUISES DUE TO THE SUDDEN STOP. THE VEHICLE HAD NOT BEEN REPAIRED AT THE TIME OF THE COMPLAINT. THE FAILURE AND CURRENT MILEAGES WERE APPROXIMATELY 142,000.

NHTSA ID 10324448 · filed Apr 8, 2010

WHILE ON THE HIGHWAY WITH THE CRUISE CONTROL ON, THE CONSUMER TAPPED THE BRAKES TO CANCEL THE CRUISE CONTROL, BUT THE VEHICLE STARTED TO ACCELERATE. THE ONLY WAY TO STOP THE VEHICLE WAS TO SHUT THE ENGINE OFF. *JB *SC

NHTSA ID 10099148 · filed Nov 22, 2004
All 39 reports naming driver assistance

Tires & wheels

Reports naming tires, wheels, hubs, or the tire-pressure monitoring system.

34
reports

From owner reports, verbatim

PIRELLI SCORPION TIRES, SIZE P255/70R16, BOUGHT 7/11/2007 FROM TIRERACK.COM. AT 21,000 MILES, TIRES ARE SHOWING SEVERE WEATHER CRACKING, VERY SIMILAR TO WHAT I EXPERIENCED WITH MY FORD EXPLORER DURING THE FIRESTONE TIRE RECALL IN 2000. TIRE RACKS WARRANTY SPECIFICALLY STATES TIRES WITH WEATHER CRACKING WHICH WERE PURCHASED MORE THAN 4 YEARS PRIOR TO PRESENTATION FOR ADJUSTMENT ARE NOT COVERED BY THE WARRANTY. ALTHOUGH THERE IS AMPLE TREAD LIFE LEFT, THESE TIRES ARE SIMPLY NO LONGER SAFE. *TR

NHTSA ID 10532122 · filed Jul 27, 2013

WHILE APPLYING THE ACCELERATOR PEDAL THE PEDAL STUCK, AND VEHICLE FAILED TO ACCELERATE. VEHICLE WAS TAKEN TO THE DEALER FOR INSPECTION, AND MECHANIC DETERMINED THAT THE ACCELERATOR PEDAL NEEDED TO BE OILED. *AK. THIS WAS THE SAME EXCUSE GIVEN BY NULTIPLE DEALERSHIPS AND CONSUMER'S EXTENDED WARRANTY COMPANY. CONSUMER CLAIMED HAD MANY CARS AND NEVER WAS THERE A NEED TO OIL THE ACCELERATOR. *AK

NHTSA ID 10099522 · filed Nov 5, 2004
All 34 reports naming tires & wheels

Body & structure

Reports naming the vehicle structure, frame, body panels, doors, hood and trim.

30
reports

From owner reports, verbatim

TL* THE CONTACT OWNS A 1999 GMC SIERRA. THE CONTACT STATED THAT WHILE HAVING THE VEHICLE INSPECTED BY AN INDEPENDENT REPAIR SHOP, HE WAS INFORMED THAT ALL OF THE BRAKE LINES WERE RUSTED AND CORRODED. THE BRAKE LINES WERE REPLACED BY THE REPAIR SHOP. APPROXIMATELY TWO YEARS LATER, THE VEHICLE WAS AGAIN BEING EXAMINED BY AN INDEPENDENT REPAIR SHOP AND THE CONTACT WAS INFORMED THAT THE FRAME WAS CRACKED DUE TO CORROSION. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE AND THE CONTACT WAS AWAITING A RESPONSE. THE FAILURE MILEAGE WAS 100,000.

NHTSA ID 10432626 · filed Oct 24, 2011

1999 GMC SIERRA REAR FRAME ON BOTH SIDES BROKE. *KB THE CONSUMER STATED THE FRAME WAS VERY THIN AND IT WAS DIFFICULT WELDING IT BACK TOGETHER. *JB

NHTSA ID 10169072 · filed Sep 15, 2006
All 30 reports naming body & structure

Interior & seats

Reports naming seats, latches, locks, linkages and interior fittings.

29
reports

From owner reports, verbatim

I HAVE A 1999 GMC SIERRA EXTENDED CAD TRUCK THE DRIVERS SEAT ADJUSTMENT MADE OF PLASTIC WHEN IT BREAKS THE SEAT WILL NOT LOCK. THE SEAT BELT IS ATTACHED TO THE SEAT SO IN THE EVENT OF AN ACCIDENT ALL THAT IS HOLDING IS FLIMSY PLASTIC. I CHECKED ALL THE SALVAGE YARDS IN MY AREA THEY SAID EVERY TRUCK THAT THEY HAVE THAT HAS WRECKED THE PLASTIC SLIDE IS BROKEN. TO ME, MY WIFE AND MY LIFE ARE WORTH MORE THAN THIS PLASTIC PIECE. GM NEEDS TO RECALL AND EITHER FIX THIS PIECE WITH METAL OR DIFFERENT SEAT TRACKS. MY SEAT BROKE JUST ADJUSTING IT. *JB

NHTSA ID 10161823 · filed Jul 7, 2006

DT*: THE CONTACT STATED WHILE STOPPING THE VEHICLE, BOTH FRONT SEATS MOVE FORWARD/BACKWARDS A QUARTER OF AN INCH. THE DEALERSHIP DETERMINED THE ENTIRE SEAT ASSEMBLY NEEDS TO BE REPLACED. UPDATED 5/10/2006 - THE POWER SEAT TRACK ON BOTH FRONT SEATS WERE LOOSE. *NM

NHTSA ID 10155371 · filed Apr 14, 2006
All 29 reports naming interior & seats

Fuel system

Reports naming fuel storage or delivery — tanks, pumps, lines, injectors and fuel leaks.

26
reports

From owner reports, verbatim

I WAS COMING TO A STOP AND I LOST MY BRAKES I WAS ABLE TO GET IT STOPPED. TOOK IT TO MY MECHANIC RIGHT AWAY AND WAS TOLD THE BRAKE LINE BURST AND HIT MY GAS LINE BUSTING IT AS WELL. THEY HAD THE VEHICLE FOR OVER 3 WEEKS. THEY REPAIRED THE GAS LINE EASY ENOUGH BUT THE BRAKE LINE HAD TO BE COMPLETELY REPLACED. *TR

NHTSA ID 10628114 · filed Aug 25, 2014

TL* THE CONTACT OWNS A 1999 GMC SIERRA. THE CONTACT STATED THAT WHILE DRIVING VARIOUS SPEEDS, HE SMELLED A STRONG GASOLINE ODOR INSIDE OF THE VEHICLE. THERE WAS ALSO FUEL VISIBLE ON THE GROUND. THE CONTACT INSPECTED THE VEHICLE AND NOTICED THAT BOTH THE FUEL AND BRAKE LINES WERE COMPLETELY RUSTED. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE PROBLEM. THE APPROXIMATE FAILURE MILEAGE WAS 71,000.

NHTSA ID 10545019 · filed Sep 23, 2013
All 26 reports naming fuel system

Transmission

Reports naming the automatic or manual transmission, including shifting behaviour, shudder, slipping and transmission control modules.

22
reports

From owner reports, verbatim

DT: 1999 GMC SIERRA 1500. WHILE DRIVING THE TRUCK FOR ABOUT 45 MINUTES TO AN HOUR AND IF STOPPING AT A STOP SIGN OR RED LIGHT THE TRUCK WILL NOT SHIFT FROM FIRST GEAR TO SECOND GEAR PROPERLY. ONCE THE TRUCK DOES SHIFT IT IS A VERY HARD SHIFT, AND IF ON WET OR SLIPPERY SURFACES THE TRUCK WILL SQUALL THE TIRE. THIS STARTED AROUND 60, 000 MILES. THIS DOES NOT HAPPEN EVERY TIME, IT IS HIT OR MISS. WHILE PULLING ACROSS THREE LANES OF TRAFFIC THE TRUCK SHIFTED PROPERLY AND WAS ALMOST HIT BY ON COMING CARS. TOOK VEHICLE TO THE DEALERSHIP, AND THEY SAID IT WAS THE TRANSMISSION. IT WAS A COMMON PROBLEM WITH GMC TRUCKS. THERE IS A KIT THAT IS MADE TO FIX THIS PROBLEM, BUT TRANSMISSION MUST BE REPLACED AND THE REPAIR COST IS BETWEEN $700 - $1,800. THIS HAPPENS 4 TO 5 TIMES A WEEK. *AK *JB

NHTSA ID 10132115 · filed Sep 6, 2005

WHILE ATTEMPTING A THREE POINT TURN ACROSS A ROAD THE AUTOMATIC TRANSMISSION BEGAN GRINDING AFTER PUTTING THE VECHILE IN REVERSE. I WAS IN THE LANE FACING ONCOMING TRAFFIC WHEN THIS OCCURRED. THE REVERSE GEAR NO LONGER FUNCTIONED. FORTUNETLY THERE WAS NO ONCOMING TRAFFIC AND I WAS ABLE TO PUT THE VECHILE IN DRIVE AND STRAIGHTEN IT OUT, GETTING BACK TO THE PARKING LANE. THE VECILE ONLY HAS 49,000 MILES. IN THE RESEARCH I HAVE DONE ON THE PROBLEM SO FAR I HAVE DISCOVERED THAT THE AUTOMATIC TRANSMISSION FAILING IS A COMMON PROBLEM. FOR EXAMPLE, A MAN NAMED CHUCK WHO WORKS AT ALL-WORLD TRANSMISSION (262-547-0136) SAYS THESE VECHILES COME IN ALL THE TIME WITH THE SAME TRASNMISSION PROBLEM. GMC CLAIMS IT IS A NOT A SAFETY ISSUE AND WILL NOT ISSUE A RECALL. I BEG TO DIFFER. I HAD MY WIFE AND 5 MONTH OLD DAUGHTER IN THE TRUCK. IF THERE HAD BEEN A CAR COMING, I MIGHT HAVE BEEN IN TROUBLE.

NHTSA ID 10127477 · filed Jul 5, 2005
All 22 reports naming transmission

Visibility

Reports naming windshields, glass, wipers, defrosters and mirrors.

18
reports

From owner reports, verbatim

DT*: THE CONTACT STATED THERE WERE TWO PROBLEMS WITH THE VEHICLE. FIRST, THE FUEL GAUGE WORKED INTERMITTENTLY, BUT THE VEHICLE HAS NOT BEEN INSPECTED BY THE SERVICE DEALER CONCERNING THIS ISSUE. THERE WERE NO WARNING INDICATORS PRIOR TO THE INTERMITTENT FAILURE OF THE FUEL GAUGE. SECOND, THE PASSENGER WINDOW DROPPED INTO THE DOOR WITHOUT WARNING. THE VEHICLE WAS INSPECTED BY THE CONTACT AND IT WAS DISCOVERED A CABLE WAS BROKEN THAT HELD THE WINDOW IN PLACE. A SHIM WAS ADDED TO KEEP THE WINDOW IN STATIONARY POSITION.

NHTSA ID 10158160 · filed May 24, 2006

REPEATED ABS BRAKE FAILURE. THIS HAS NOT BEEN CORRECTED DESPITE NUMEROUS ATTEMPTS TO REPAIR PROBLEM(S). HEATER MOTOR MALFUNCTION, REPEATED WIPER ARM REPLACEMENT, TAILGATE HANDLE MALFUNCTION.

NHTSA ID 10129881 · filed Jul 25, 2005
All 18 reports naming visibility

Steering

Reports naming the steering system — racks, columns, power-steering assist and steering linkage.

18
reports

From owner reports, verbatim

TRUCK WAS EXTREMELY HARD TO STEER THE EVENING OF 12/03/2012. THERE WAS A GRINDING TYPE NOISE WHEN TURNS WERE ATTEMPTED. TOOK VEHICLE TO A SHOP FOR A POWER STEERING PUMP REPLACEMENT. THE SHOP CHANGE THE PUMP AND THE SOLID METAL POWER STEERING HOSE. IT TURNED OUT THAT THE HOSE WAS THE CAUSE OF THE PROBLEM. THE REPAIR WENT FINE AND I PICKED UP THE TRUCK AND DROVE IT FOR APPROXIMATELY 3 MONTHS. IT SEEMS THE REPLACEMENT SOLID METAL POWER STEERING HOSE BROKE IN THE SAME PLACE, WHERE IT SCREWS INTO THE PUMP. IT IS NOW MAY 2013, AND THE SECOND REPLACEMENT POWER STEERING HOSE HAS BROKEN AGAIN. I WILLTAKE IT TO THE SHOP MONDAY, MAY 21, 2013. I AM HOPING THIS HOSE WILL LAST. WHAT COULD BE CAUSING THIS PROBLEM? *TR

NHTSA ID 10512652 · filed May 18, 2013

RECALL 98V242000 CONCERNING STEERING GEAR/FRAME BOLTS: AT ANY SPEED THE STEERING WHEEL HAS TOO MUCH PLAY IN IT. ALSO, A GRINDING NOISE IS COMING FROM THE STEERING COLUMN. THE VEHICLE HAS BEEN REPAIRED TWICE FOR THE SAME PROBLEM, BUT THE PROBLEM STILL OCCURS. *AK

NHTSA ID 10048082 · filed Nov 17, 2003
All 18 reports naming steering

Engine

Reports naming the engine itself — including stalling, misfires, oil consumption, cooling and internal engine components.

17
reports

From owner reports, verbatim

BRAKE FLUID LEAKING ALL OVER BOTTOM OF TRUCK SPRAYING OUT I TOOK TO A MECHANIC AND HAD 1000 DOLLAR BRAKE LINE JOB DONE GOT TRUCK BACK AND ABS BRAKES WORKED LIKE MANUAL BRAKES HAD A SENSOR AND 2 BALL JOINTS REPLACED IM BEING RIPPED OF FROM A GMC LOYAL CUSTOMER I WAS I GUESS BACK TO FORD OR TOYOTA FOR MY NEXT NEW TRUCKS I HAD WARRANTY ISSUES YOU CHEAP [XXX] WOULDNT PAY FOR A WATERPUMP THAT WAS LEAKING ONLY A 7 DOLLAR GASKET ALSO HAD A TRANSMISSION ON MY WORK VAN REPAIR AND THEN REPLACED AFTER A MONTH OF RUN AROUND. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6). *TR

NHTSA ID 10562371 · filed Jan 31, 2014

TWO BROKEN MANIFOLD BOLTS IN REAR DRIVERS SIDE OF ENGINE ON 5.3 VORTEC ENGINE, EXHAUST LEAK FROM WHERE MANIFOLD HAS SEPARATED FORM HEAD. CARBON BUILDUP AND DISCOLORATION VISIBLE. HIGH TEMP EXHAUST BEING RELEASED UNDER THE HOOD. APPEARS TO BE A VERY COMMON COMPLAINT ON MANY GM VEHICLES AND MODEL YEARS. *TR

NHTSA ID 10447249 · filed Feb 9, 2012
All 17 reports naming engine

Powertrain (other)

Powertrain reports that are not specifically the engine or transmission — driveshafts, axles, transfer cases and differentials.

16
reports

From owner reports, verbatim

BRAKE FLUID LEAKING ALL OVER BOTTOM OF TRUCK SPRAYING OUT I TOOK TO A MECHANIC AND HAD 1000 DOLLAR BRAKE LINE JOB DONE GOT TRUCK BACK AND ABS BRAKES WORKED LIKE MANUAL BRAKES HAD A SENSOR AND 2 BALL JOINTS REPLACED IM BEING RIPPED OF FROM A GMC LOYAL CUSTOMER I WAS I GUESS BACK TO FORD OR TOYOTA FOR MY NEXT NEW TRUCKS I HAD WARRANTY ISSUES YOU CHEAP [XXX] WOULDNT PAY FOR A WATERPUMP THAT WAS LEAKING ONLY A 7 DOLLAR GASKET ALSO HAD A TRANSMISSION ON MY WORK VAN REPAIR AND THEN REPLACED AFTER A MONTH OF RUN AROUND. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6). *TR

NHTSA ID 10562371 · filed Jan 31, 2014

NP8 ACTUATOR MOTOR FAILURE. *TR

NHTSA ID 10427067 · filed Sep 25, 2011
All 16 reports naming powertrain (other)

Seat belts

Reports naming seat belts, buckles, retractors and pretensioners.

15
reports

From owner reports, verbatim

DRIVER'S AND PASSENGER'S SEAT BELTS SQUEAK WHEN SEAT BELTS GO IN AND OUT OF THE RETRACTOR. ALSO, SEAT BELTS ARE TOO SENSITIVE. CONSUMER HAS TO MOVE VERY SLOWLY TO AVOID SEAT BELTS LOCKING IN PLACE. *AK

NHTSA ID 10039992 · filed Sep 15, 2003

I AM NOT SURE IF THIS IS THE CORRECT FORUM FOR VOICING THESE CONCERNS BUT I HOPE AND CAN BE ENLIGHTENED ABOUT THESE PROBLEMS. I AM NOT SURE OF THE EXACT MILEAGE OR DATES OF ANY OF THESE INCIDENTS WITHOUT FURTHER STUDY. THE SEATBELTS ON THIS TRUCK WILL LOCK UP INTERMITTENTLY WHILE DRIVING DOWN THE STREET WITH NO BRAKING. THE RIGHT WINDSHIELD WIPER HAS BROKEN FREE FROM THE MECHANISM TWICE. THE DAYTIME LIGHTING DOES NOT WORK THOUGH THE LAMPS AND FUSES ARE IN WORKING CONDTION. THE POWER STEERING PUMP SHEARED A SHAFT IN TWO AND WAS REPLACED UNDER WARRANTY. THE ENGINE CLATTERS AND WAS FIXED ONCE BY THE DEALER HOWEVER THE FIX HAS NEVER LASTED MORE THAN HALF OF AN OIL CHANGE(1,500 MILES.) THE HEADLIGHT AND ROTARY DIMMER SWITCHES AND SURROUNDING TRIM ON THE DASH GET EXTREEMELY HOT TO THE POINT OF BURNING. I KNOW I HAVE MISSED SOMETHING, IT'S HARD TO BELIEVE THAT SO MANY THINGS HAVE GONE WRONG WITH THIS TRUCK.

NHTSA ID 766994 · filed Sep 11, 2002
All 15 reports naming seat belts

Airbags

Reports naming the air-bag system — deployment behaviour, inflators, sensors and warning lights.

12
reports

From owner reports, verbatim

MY SON WAS JUST IN A ACCIDENT FRIDAY NIGHT IN HIS 1999 GMC SIERRA TRUCK. HE SWERVED TO MISS A DEER AND ROLLED THE TRUCK SIX TIMES. WE ARE VERY THANKFUL TO STILL HAVE HIM. THE GMC DID VERY GOOD. IT IS TOTALED, BUT MY SON IS FINE. THE AIRBAGS NEVER CAME OUT. ARE THEY ONLY SUPPOSE TO WORK WITH A HEAD ON IMPACT? HE WAS GOING SIDE WAYS SO HE NEVER HAD AN HEAD ON IMPACT. HIS HOOD HAD DAMAGE AND HIS LEFT HEADLIGHT WAS BROKE OFF AS FAR AS THE FRONT. *JB

NHTSA ID 10144966 · filed Dec 12, 2005

CONSUMER'S VEHICLE WAS HIT IN THE REAR BY ANOTHER VEHICLE TRAVELING AT ABOUT 45 MPH. UPON IMPACT, AIR BAGS DID NOT DEPLOY. DRIVER SUSTAINED BACK AND CHEST INJURIES. *AK

NHTSA ID 10095149 · filed Oct 5, 2004
All 12 reports naming airbags

Electrical

Reports naming the electrical system — wiring, battery, charging, control modules, infotainment and electrical accessories.

12
reports

From owner reports, verbatim

WE PARKED AT A CONVENIENCE STORE AND UPON STOPPING TO PARK THE ABS PUMP STARTED WHINING AND WOULD NOT SHUT OFF EVEN AFTER TURNING OFF THE ENGINE. SERVICE MANAGER AT JIM FUOCO MOTORS IN GRAND JUNCTION, COLORADO DISCONNECTED THE WIRES TO THE ABS RELAY SYSTEM UNDER THE FRAME OF THE TRUCK. HE SAID THE ABS RELAY MODULE UNDER THE FRAME IS FAULTY AND THAT IT WOULD COST OVER $1000.00 FOR PARTS AND LABOR TO REPLACE DUE TO FAULTY DIODES ON THE SYSTEM. HE ADVISED THAT THE TRUCK CAN BE OPERATED WITHOUT ABS SYSTEM CONNECTED AND THE BRAKES WILL OPERATE AS THE OLDER PRE-ABS BRAKES SYSTEMS DID BUT ON ICY ROADS OR HARD STOPS THE TRUCK MAY SKID AND LOSE TRACTION. THE TRUCK HAD 47,000 MILE ON IT WHEN THIS OCCURRED. THIS OCCURRED SEVERAL MONTHS PRIOR AND GM STILL REFUSES TO REPAIR THE PROBLEM OR RECALL THE ABS SYSTEM. I NOTED ON THIS SITE THAT THERE ARE MULTIPLE COMPLAINTS ABOUT ABS FAILURES INCLUDING MANY SIMILAR TO MINE. WHY HAS THIS PROBLEM NOT BEEN RECALLED AS A SAFETY ISSUE? THE ABS SYSTEMS ON THESE TRUCKS ARE FAULTY FROM MANUFACTURE, NOT FROM USE. ARE THEY WAITING UNTIL SOMEONE IS SERIOUSLY INJURED OR DIES?

NHTSA ID 10107740 · filed Jan 22, 2005

WE OWN A 1999 GMC SIERRA PICKUP. THE ODOMETER AND SHIFT INDICATOR ARE THE LED TYPE. BOTH THE ODOMETER AND SHIFT INDICATOR HAVE SHORTED OUT AND THERE IS NO WAY TO TELL WHAT THE MILEAGE IS OR WHAT GEAR THE TRUCK IS IN. THIS HAS RESULTED IN TWO INCIDENTS WHERE PEOPLE WERE NEARLY RUN OVER BECAUSE THE DRIVER DID NOT KNOW IF THE TRUCK WAS IN FORWARD OR REVERSE. ALSO, ALTHOUGH THE ODOMETER MEASURES MILEAGE, WE CAN'T READ IT BECAUSE THE DISPLAY IS DARK. WE CONTACTED THE DEALER ABOUT GETTING THIS FIXED AND THEY INDICATED THE COST WAS $400 BUT THAT THEY HAD REPAIRED ONE OF THEIR OWN VEHICLES AND IT SHORTED OUT AGAIN TWO TIMES. THEY JUST PUT UP WITH IT. TO ME THAT SAYS THAT GMC HAS A PROBLEM WITH THIS COMPONENT AND THEY NEED TO TAKE CARE OF IT. THIS IS A SAFETY ISSUE. *JB

NHTSA ID 10023671 · filed Jun 24, 2003
All 12 reports naming electrical

Other / unspecified

Reports whose component NHTSA recorded as unknown, or that do not map to one of the categories above.

9
reports

From owner reports, verbatim

BRAKE FLUID LEAKING ALL OVER BOTTOM OF TRUCK SPRAYING OUT I TOOK TO A MECHANIC AND HAD 1000 DOLLAR BRAKE LINE JOB DONE GOT TRUCK BACK AND ABS BRAKES WORKED LIKE MANUAL BRAKES HAD A SENSOR AND 2 BALL JOINTS REPLACED IM BEING RIPPED OF FROM A GMC LOYAL CUSTOMER I WAS I GUESS BACK TO FORD OR TOYOTA FOR MY NEXT NEW TRUCKS I HAD WARRANTY ISSUES YOU CHEAP [XXX] WOULDNT PAY FOR A WATERPUMP THAT WAS LEAKING ONLY A 7 DOLLAR GASKET ALSO HAD A TRANSMISSION ON MY WORK VAN REPAIR AND THEN REPLACED AFTER A MONTH OF RUN AROUND. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6). *TR

NHTSA ID 10562371 · filed Jan 31, 2014

PIRELLI SCORPION TIRES, SIZE P255/70R16, BOUGHT 7/11/2007 FROM TIRERACK.COM. AT 21,000 MILES, TIRES ARE SHOWING SEVERE WEATHER CRACKING, VERY SIMILAR TO WHAT I EXPERIENCED WITH MY FORD EXPLORER DURING THE FIRESTONE TIRE RECALL IN 2000. TIRE RACKS WARRANTY SPECIFICALLY STATES TIRES WITH WEATHER CRACKING WHICH WERE PURCHASED MORE THAN 4 YEARS PRIOR TO PRESENTATION FOR ADJUSTMENT ARE NOT COVERED BY THE WARRANTY. ALTHOUGH THERE IS AMPLE TREAD LIFE LEFT, THESE TIRES ARE SIMPLY NO LONGER SAFE. *TR

NHTSA ID 10532122 · filed Jul 27, 2013
All 9 reports naming other / unspecified

Exterior lighting

Reports naming headlights, tail lights, turn signals and other exterior lighting.

7
reports

From owner reports, verbatim

THE VEHICLE HEADLIGHTS ARE TO BRIGHT ON NORMAL SETTING, DISTRACTING VIEW FROM ON COMING TRAFFIC. DEALER NOTIFIED. *PH

NHTSA ID 10031700 · filed Jul 31, 2003

I AM NOT SURE IF THIS IS THE CORRECT FORUM FOR VOICING THESE CONCERNS BUT I HOPE AND CAN BE ENLIGHTENED ABOUT THESE PROBLEMS. I AM NOT SURE OF THE EXACT MILEAGE OR DATES OF ANY OF THESE INCIDENTS WITHOUT FURTHER STUDY. THE SEATBELTS ON THIS TRUCK WILL LOCK UP INTERMITTENTLY WHILE DRIVING DOWN THE STREET WITH NO BRAKING. THE RIGHT WINDSHIELD WIPER HAS BROKEN FREE FROM THE MECHANISM TWICE. THE DAYTIME LIGHTING DOES NOT WORK THOUGH THE LAMPS AND FUSES ARE IN WORKING CONDTION. THE POWER STEERING PUMP SHEARED A SHAFT IN TWO AND WAS REPLACED UNDER WARRANTY. THE ENGINE CLATTERS AND WAS FIXED ONCE BY THE DEALER HOWEVER THE FIX HAS NEVER LASTED MORE THAN HALF OF AN OIL CHANGE(1,500 MILES.) THE HEADLIGHT AND ROTARY DIMMER SWITCHES AND SURROUNDING TRIM ON THE DASH GET EXTREEMELY HOT TO THE POINT OF BURNING. I KNOW I HAVE MISSED SOMETHING, IT'S HARD TO BELIEVE THAT SO MANY THINGS HAVE GONE WRONG WITH THIS TRUCK.

NHTSA ID 766994 · filed Sep 11, 2002

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

Data on this page last refreshed .