RoadVitals

2005 GMC Sierra 2500 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.
115
Latest Dec 23, 2023
Components namedHow many of our component categories appear on at least one report for this model year. One report can name several.
15
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.
10

What this page shows

Everything below is an owner-reported complaint submitted to NHTSA about the 2005 GMC Sierra 2500, 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

  • Electrical4227.8%
  • Brakes3825.2%
  • Engine1811.9%
  • Steering1610.6%
  • Other / unspecified64.0%
  • Body & structure64.0%
  • Powertrain (other)53.3%
  • Driver assistance42.6%
  • Airbags32.0%
  • Fuel system32.0%
  • Suspension32.0%
  • Exterior lighting21.3%
  • Tires & wheels21.3%
  • Transmission21.3%
  • Visibility10.7%

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

Electrical

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

42
reports

From owner reports, verbatim

1). Dash light stays on constantly and reads SERVICE AIR BAG. This was checked out at an auto repair shop. If air bag doesn't respond, it could be fatal. 2). Check engine light is always on. Was checked out at an auto repair shop and repaired on 10/19/2021. 3). Right engine exhaust manifold is cracked and leaking exhaust. Was checked out at a muffler repair shop. In time I'm afraid fumes my leak into the truck cab. 4). A brake line ruptured and was repaired on 09/02/2020.

NHTSA ID 11561631 · filed Dec 23, 2023

TL* THE CONTACT OWNS A 2005 GMC SIERRA. THE CONTACT STATED THAT WHILE THE VEHICLE WAS PARKED AND TURNED OFF THE FOG LAMPS ACTIVATED INDEPENDENTLY. WHILE INSPECTING THE VEHICLE IT WAS DISCOVERED THAT THE DRIVER SIDE DASHBOARD HAD MELTED AND A BURNING ODOR WAS PRESENT INSIDE THE CABIN OF THE VEHICLE. THE FIRE DEPARTMENT WAS NOT NOTIFIED. THE CAUSE OF THE FAILURE WAS NOT YET DETERMINED. THE MANUFACTURER AND LOCAL DEALER WAS NOT NOTIFIED. THE FAILURE MILEAGE WAS 160,000.

NHTSA ID 11306703 · filed Feb 3, 2020
All 42 reports naming electrical

Brakes

Reports naming service brakes, the antilock braking system, brake hoses, master cylinders or the parking brake.

38
reports

From owner reports, verbatim

TL* THE CONTACT OWNS A 2005 GMC SIERRA 2500. THE CONTACT STATED HE REPLACED ALL THE BRAKE LINES ON THE VEHICLE AND ALSO STATED THAT THE BODY FRAME OF THE VEHICLE WAS CORRODED. THE VEHICLE WAS TAKEN TO AN INDEPENDENCE MECHANIC WHERE ALL THE CORRODED BRAKE LINES WERE REPLACE. THE VEHICLE WAS NOT DIAGNOSED. A DEALER WAS NOT CONTACTED. THE MANUFACTURER HAD NOT BEEN INFORMED OF THE FAILURE. THE FAILURE MILEAGE WAS APPROXIMATELY 61,000.

NHTSA ID 11399067 · filed Mar 4, 2021

BRAKES FAILED WHILE DRIVING DUE TO METAL BRAKE LINE CORROSION CAUSING AN ACCIDENT. POLICE REPORT: MOORESVILLE, INDIANA PD #A17315

NHTSA ID 11073553 · filed Feb 19, 2018
All 38 reports naming brakes

Engine

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

18
reports

From owner reports, verbatim

1). Dash light stays on constantly and reads SERVICE AIR BAG. This was checked out at an auto repair shop. If air bag doesn't respond, it could be fatal. 2). Check engine light is always on. Was checked out at an auto repair shop and repaired on 10/19/2021. 3). Right engine exhaust manifold is cracked and leaking exhaust. Was checked out at a muffler repair shop. In time I'm afraid fumes my leak into the truck cab. 4). A brake line ruptured and was repaired on 09/02/2020.

NHTSA ID 11561631 · filed Dec 23, 2023

ALWAYS TURNS OFF WHILE DRIVING OR WHILE AT IDLE

NHTSA ID 11021058 · filed Sep 1, 2017
All 18 reports naming engine

Steering

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

16
reports

From owner reports, verbatim

FUEL GAGE,SPEEDOMETER BROKEN, OIL GAGE , BATTERY INDICATOR ETC ALL STOPPED WORKING. ALSO STEERING COLUMN HAS BEEN FIXED THREE TIMES AND BROKE AGAIN.

NHTSA ID 10861699 · filed Apr 27, 2016

THE STEERING SHAFT IS MOVING, SLIPPING BACK AND FORTH AS I HOLD ONTO THE STEERING WHEEL. *TR

NHTSA ID 10681390 · filed Feb 4, 2015
All 16 reports naming steering

Other / unspecified

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

6
reports

From owner reports, verbatim

1) THE DRIVER DOOR POWER WINDOWS,LOCKS,AND EXTENDED MIRROR BUTTONS QUIT WORKING,I CAN BE DRIVING DOWN THE ROAD AND I CANT ROLL THE WINDOWS DOWN ,CANT ADJUST MY MIRROR AND TIME THAT I STOP TO CHECK THE FUZES THE DOOR CONTROLS START WORKING AGAIN. I TRY TO LOCK THE DOORS WHEN I GET OUT OF THE TRUCK AND NOTHING IS WORKING THE PASS.SIDE WORKS FINE,I TOOK OFF THE DOOR PANEL AND THEY START WORKING BUT BY THE TIME I PUT THE PANEL BACK ON .THERE STILL WORK BUT COME BACK OUT AND THEY QUIT AGAIN. 2)SOMETHING WRONG WITH MY STEERING I THOUGHT IT WAS MY POWERSTEERING PUMP AND REPLACED IT ,BUT THERE STILL SOMETHING WRONG I THINK IT MIGHT BE THE STEERING BOX I HAVE OIL LEAKING SOMEWHERE AROUND THERE 3)ITS MY AIR CONDITIONER AND HEATER, I CAN HAVE THE AIR ON I GET NOTHING BUT HOT AIR ON THE DRIVER SIDE AND COLD ON THE PASS SIDE.I CAN USE THE VENT WITH AIR AND ITS THE SAME,JUST HOT ON THE DRIVER SIDE.AND NOT ON THE PASS SIDE. 4) I KEEP LOSING THE GMC CENTER CAP ON MY FACTORY WHEELS I KEEP THE BLACK LUGNUT COVERS TIGHT BUT I LOSE ANOTHER CENTER CAP, 5) GMC ALUMINUM RIMS CLEAR COATING PILLED OFF. *TR

NHTSA ID 10607618 · filed Jul 1, 2014

DRIVING ON INTERSTATE 85 TIRE BLEW DUE TO HIGHWAY ROAD AND FAULTY WHEEL HUB, STEERING CAPABILITY , SUSPENSION ON THE TRUCK. IT SPILT THE BUMPER AND SHATTERED MIRROR AND HIT MY ARM. I ALMOST LOST TOTAL CONTROL OF THE TRUCK IT DID A LOT OF DAMAGE. THE FRONT ENDS ON THESE TRUCKS HAVE BEEN NOTHING BUT A HEADACHE TO A LOT OF PEOPLE. THEY DON'T LAST DUE TO CHEAP PARTS I ASSUME. THANKS FOR YOUR TIME. *TR

NHTSA ID 10585053 · filed Apr 26, 2014

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.

6
reports

From owner reports, verbatim

TL* THE CONTACT OWNS A 2005 GMC SIERRA 2500. THE CONTACT STATED HE REPLACED ALL THE BRAKE LINES ON THE VEHICLE AND ALSO STATED THAT THE BODY FRAME OF THE VEHICLE WAS CORRODED. THE VEHICLE WAS TAKEN TO AN INDEPENDENCE MECHANIC WHERE ALL THE CORRODED BRAKE LINES WERE REPLACE. THE VEHICLE WAS NOT DIAGNOSED. A DEALER WAS NOT CONTACTED. THE MANUFACTURER HAD NOT BEEN INFORMED OF THE FAILURE. THE FAILURE MILEAGE WAS APPROXIMATELY 61,000.

NHTSA ID 11399067 · filed Mar 4, 2021

AFTER RETURNING FROM A DAY OF SHOPPING, I PARKED MY TRUCK AT THE BACK, LIKE ALWAYS. I HAD BEEN NOTICING OIL SPOTS FOR THE LAST FEW DAYS BUT CHALKED IT UP TO AGE AND MILEAGE OF THE TRUCK. AFTER ABOUT TWO HOURS I SAW SMOKE FROM THE BACK AREA WHERE I PARKED. I RAN OUTSIDE TO CATCH TO MY SURPRISE! MY TRUCK WAS ON FIRE, I AS QUICKLY AS POSSIBLE, GRABBED THE GARDEN HOSE AND PUT OUT THE FIRE! I REALIZED AS I LOOKED, THAT THE FIRE HAD STARTED AT THE AREA UNDER THE HOOD WHERE THE FUSES, AND WIRING WERE LOCATED. AS I SLOWLY REBUILT MY TRUCK, I REALIZED THAT THE FIRE WAS NOT THE ONLY PROBLEM THAT I HAD! THE FACT OF THE MATTER WAS THAT IF THE FIRE HAD NOT SHUT MY TRUCK DOWN, THERE WERE A WHOLE ARRAY OF OTHER PROBLEMS THAT I WOULD OF HAD TO REPAIR.

NHTSA ID 10670356 · filed Jan 6, 2015

Too few reports in this category for a page of its own — they appear in the full complaint list.

Powertrain (other)

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

5
reports

From owner reports, verbatim

TL* THE CONTACT OWNS A 2005 GMC SIERRA 2500 HD. THE CONTACT STATED THAT WHEN THE VEHICLE WAS STARTED, THE GEAR SHIFT INDICATOR ON THE INSTRUMENT PANEL FAILED TO ILLUMINATE AND DISPLAY WHAT GEAR THE VEHICLE WAS POSITIONED IN. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE BUT THE VIN WAS NOT INCLUDED IN ANY RECALLS. THE VEHICLE WAS NOT REPAIRED. THE APPROXIMATE FAILURE MILEAGE WAS 85,000.

NHTSA ID 10984285 · filed May 8, 2017

SLIGHT CLUNKING STARTED WHEN SHIFTING INTO DRIVE. FLUID ON GARAGE FLOOR. OFF TO AAMCO. FOUND TWO HOLES IN TRANSFERCASE. THE "4 STAR BUFFERING RING" ON SHAFT INSIDE POUNDED TWO HOLES IN CASING. JUST STEP ON GAS AND TORQUE POUNDS THE RING INTO THE CASING UNTIL HOLES ARE MADE. ALL FLUID POURS OUT. MOST PEOPLE WONT EVEN KNOW ITS HAPPENED UNTIL CASTASTROPHIC FAILURE. SEVERAL SEALS, CHAIN, TWO GEARS, 3 BOTTLES OF FLUID, "4 STAR BUFFER RING" AND A NEW CASING HALF WAS REQUIRED. $2654.00 TO REPAIR FOR A 12 MONTH WARRANTY. AAMCO POINTED OUT I DID NOTHING WRONG. ITS AN ENGINEERED FAILURE POINT BY GM. ADD THIS TO ; #1-SPEEDO GEAR FAILURE-20MPH AND GAGE READS 90 MPH, #2-CD/RADIO BURNT UP, #3-WATER PUMP FAILURE 16K MILES, #4-CAB OF TRUCK NOT ATTACHED TO FRAME CORRECTLY "CAB WOBBLING", #5-ROOF TEMP CONTROL UNIT FAILURE, #6-PASSENGER WINDOW MOTOR STOPS WORKING BELOW 25 DEGREES, #7-FACTORY INSTALLED BATTERY WAS THE WRONG ONE WHEN BOUGHT NEW IN OGDEN, UTAH. NOW,.... AIRBAGS???

NHTSA ID 10717648 · filed May 21, 2015

Too few reports in this category for a page of its own — they appear in the full complaint list.

Driver assistance

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

4
reports

From owner reports, verbatim

I HAVE A 2005 GMC SIERRA 2500HD CREW CAB 4X4 WITH THE 6.0 ENGINE AND 5 SPEED MANUAL TRANSMISSION. EVERYTIME I COME TO A SLOW STOP THE ABS UNIT ENGAGES AND REDUCES PEDAL PRESSURE, CAUSING THE BRAKE POWER TO FADE AND INCREASING THE DISTANCE OF MY STOP. *TR

NHTSA ID 10458050 · filed May 10, 2012

AFTER DRIVING DOWN THE ROAD MY SPEEDOMETER STUCK AT DIFFERENT SPEEDS. WHEN PARKED IT WOULD SAY I WAS GOING AT ANY SPEED EXCEPT 0 MPH (FOR EXAMPLE 120 MPH.).

NHTSA ID 10444426 · filed Jan 18, 2012

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.

3
reports

From owner reports, verbatim

1). Dash light stays on constantly and reads SERVICE AIR BAG. This was checked out at an auto repair shop. If air bag doesn't respond, it could be fatal. 2). Check engine light is always on. Was checked out at an auto repair shop and repaired on 10/19/2021. 3). Right engine exhaust manifold is cracked and leaking exhaust. Was checked out at a muffler repair shop. In time I'm afraid fumes my leak into the truck cab. 4). A brake line ruptured and was repaired on 09/02/2020.

NHTSA ID 11561631 · filed Dec 23, 2023

TL* TAKATA RECALL. THE CONTACT OWNS A 2007 (NA) GMC SIERRA 2500 HD. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 15V324000 (AIR BAGS); HOWEVER, THE PART TO DO THE REPAIR WAS NOT AVAILABLE. THE CONTACT STATED THAT THE MANUFACTURER EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL REPAIR. THE MANUFACTURER WAS MADE AWARE OF THE ISSUE. THE CONTACT HAD NOT EXPERIENCED A FAILURE. VIN TOOL CONFIRMS PARTS NOT AVAILABLE.

NHTSA ID 10887533 · filed Jul 21, 2016

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.

3
reports

From owner reports, verbatim

THE 2005 GMC 2500HD FWD (WELL MAINTAINED AND OILED TO PREVENT CORROSION) EXPERIENCED A FAILURE WHILE TOWING MY 24' PURSUIT FISHING BOAT (7200 LBS.) HOME FROM STURGEON POINT MARINA TO HAMBURG, NY 14075 (APPROXIMATELY 10 MILES) WITH "MINIMAL" STOPPING CAPABILITY AS THE DOT 3 BRAKE FLUID WAS BEING EXPELLED. I HAD TO FEATURE THE THROTTLE TO NEGOTIATE STOPPING SENARIOS WITHOUT ISSUE. AS OF 8/20/12, THIS VEHICLE IS WITH FUCCILLO CHEVROLET, INC. (GRAND ISLAND, NY) FOR OVERHAUL OF ENTIRE BRAKING SYSTEM; INCLUDING FUEL LINES. THE CERTIFIED TECHNICIAN SUGGESTED THE ENTIRE BRAKE LINES SYSTEM BE REPLACED ALONG WITH THE FUEL LINES DUE TO EXTREME CORROSION. ALL THIS WORK IS BEING PERFORMED SINCE THE EXCELLENT CONDITION OF THE VEHICLE.THE ESTIMATE FOR THIS WORK IS APPROXIMATELY $2250 TO REPLACE ALL LINES (BRAKE / GAS) AFFECTED BY SEVERE CORROSION. THIS CONDITION IS A RESULT OF POOR MATERIAL SELECTION NOT CAPABLE OF WITHSTANDING NORMAL WINTER CONDITIONS FOUND IN THE NORTHEAST. THE SAME STANDARDS SHOULD BE USED AS SELECTING EXHAUST SYSTEM MATERIAL. BRAKES CAN KILL YOU....EXHAUST SYSTEMS CAN NOT! FINAL NOTE: TRUCK DRIVEN 50 MILES PER WEEK TO WORK (10 MILES EACH DAY). DURING WINTER MONTHS, THE RESIDUAL SALT IS RINSED AS REQUIRED ON A WEEKLY BASIS (OR SOONER) TO PREVENT CORROSION. THIS TRUCK PRIOR TO WINTER DRIVING HAS HAD OIL APPLIED TO THE UNDERFRAME, APPARENTLY, THE BRAKE / FUEL LINE WHERE NOT ADEQUATELY TREATED. *TR

NHTSA ID 10471545 · filed Aug 20, 2012

PRIOR TO THE BEGINNING OF THIS PROBLEM, THE VEHICLE WAS OPERATING NORMALLY. WHEN THE VEHICLE WAS REFUELED TO FULL, A STRONG SMELL OF GASOLINE WOULD SURROUND THE VEHICLE AND FUEL WOULD BEGIN TO DRIP FROM UNDER THE VEHICLE IN THE AREA OF THE FUEL TANK. WHEN TANK WAS FILLED ONLY PARTIALLY (BELOW 75%) ONLY THE STRONG SMELL OF GASOLINE WOULD OCCUR AFTER REFUELING. THE VEHICLE WAS TAKEN TO A GM DEALERSHIP AND AN INSPECTION WAS PERFORMED AND A CRACK WAS FOUND IN THE FUEL TANK WHERE THE FILLER NECK ATTACHES TO THE BODY OF THE FUEL TANK. THE FUEL TANK WAS REPLACED AND THE PROBLEM HAS BEEN CORRECTED. *TR

NHTSA ID 10386111 · filed Mar 1, 2011

Too few reports in this category for a page of its own — they appear in the full complaint list.

Suspension

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

3
reports

From owner reports, verbatim

MY 2005 GMC 2500 HD, HAS 154,000 MILES NOW AND I HAVE HAD TO CHANGE OUT THE FRONT HUB BEARINGS 3 TIMES. I DO NOT KNOW WHY THEY KEEP GOING BAD. MY DEALERSHIP TELLS ME IT IS BECAUSE I HAVE A LIFT AND OVERSIZED TIRES ON TRUCK, BUT ALL MY TRUCKS HAVE HAD LIFTS AND OVER SIZED TIRES AND I HAVE NEVER HAD ANY PROBLEMS LIKE THIS BEFORE. *TR

NHTSA ID 10450261 · filed Mar 5, 2012

MAJOR RUST OF THE UNDERCARRIAGE OF MY 2005 GMC SIERRA 78,000 MILES. SO FAR HAD TO REPLACE BRAKE ROTORS, BRAKE LINES , FUEL RADIATOR AND LINES. FRAME AND CROSS MEMBERS AS WELL AS CONTROL ARMS ARE ALL RUSTED. MADE COMPLAINT WITH GMC THEY HAD ME BRING TO A DEALER TO TELL ME THIS IS NORMAL RUSTING. TWO OF MY RELATIVES HAVE THE SAME YEAR TRUCK BUT ARE NOT EXPERIENCING THIS ISSUE AND WE ALL LIVE IN THE SAME AREA DRIVE SAME ROADS. *KB

NHTSA ID 10416571 · filed Aug 1, 2011

Too few reports in this category for a page of its own — they appear in the full complaint list.

Exterior lighting

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

2
reports

From owner reports, verbatim

FACTORY SYLVANIA RUNNING LIGHT BULBS TO HOT AND SCORCHING/MELTING THE PLASTIC SOCKETS IN GM PICKUP TRUCKS. 2005 TO 2009 THAT'S WHY YOU SEE SO MANY GM TRUCKS INCLUDING CADILLAC ESCALADE WITH ONE OR BOTH OF THE DAY TIME RUNNING LIGHTS NOT WORKING THE SOCKET HAS MELTED FROM THE HEAT OF THE LIGHT BULB. *TR

NHTSA ID 10386575 · filed Mar 5, 2011

THERE WERE NO EVENTS LEADING UP TO THE FAILURE IT JUST QUICK WORKING CORRECTLY. THE SPEEDOMETER THAT IS ALSO PROBLEMS WITH THE FRONT WHEEL BEARING, AS WELL AS THE DAYTIME LIGHT ON THE FRONT IS ALWAYS BURNING OUT. *TR

NHTSA ID 10257793 · filed Feb 7, 2009

Too few reports in this category for a page of its own — they appear in the full complaint list.

Tires & wheels

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

2
reports

From owner reports, verbatim

TIRE IS SEPARATED BETWEEN TREAD THIS IS THE 2ND TIRE THAT HAS DONE THIS IN THIS LOT.

NHTSA ID 10777928 · filed Sep 27, 2015

7-9-2014 MICHELIN TIRE BLOW OUT LEFT FRONT TIRE 65 MPH ON I5 NORTH BOUND JUST NORTH EXIT 734 I HAVE TIRE AND PICTURES OF TIRE AND DAMAGE OF $3665.01 TO FRONT END OF TRUCK. THE TIER 'S DOT NUMBERS WERE NOT READABLE. I REPORTED THIS TO LOCAL MICHELIN DEALERSHIP. THEY REFERRED ME TO MICHELIN. I HAVE PLACED SEVERAL CALLS TO MICHELIN. MICHELIN HAS NOT RESPONDED TO MY CALLS. *TR

NHTSA ID 10632017 · filed Sep 9, 2014

Too few reports in this category for a page of its own — they appear in the full complaint list.

Transmission

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

2
reports

From owner reports, verbatim

GM STATES THAT DEXRON-VI IS FULLY BACKWARDS COMPATIBLE WITH ALL DEXRON-III APPLICATIONS. MY VEHICLE IS A 2005 GMC SIERRA K2500HD, WITH AN 8.1L GASOLINE ENGINE AND ALLISON 1000 TRANSMISSION. AFTER PERFORMING A ROUTINE SERVICE ON MY TRANSMISSION (FLUID DRAIN AND REFILL), REPLACING THE DEXRON-III WITH DEXRON-VI, I NOTICED THE SEALS AND GASKETS LEAKING FROM AROUND THE TRANSMISSION. UPON FURTHER RESEARCH, I FOUND THAT THE SYNTHETIC DEXRON-VI IS NOT COMPATIBLE WITH CERTAIN SEALS INSTALLED IN ALLISON BRAND TRANSMISSIONS. ALLISON TRANSMISSION DOES NOT APPROVE THE USE OF DEXRON-VI IN ITS TRANSMISSIONS DUE TO THE SEAL INCOMPATIBILITY (ALLISON SERVICE TIP #1099P). ANOTHER ALLISON DOCUMENT (SA5429EN) LISTS TWO SERIAL NUMBER CUTOFFS, PRIOR TO WHICH CONTAIN SEALS INCOMPATIBLE WITH DEXRON-VI. THE SITUATION HAS YET TO BE RESOLVED - GM DENIES ANY POSSIBLE INCOMPATIBILITY, AND WILL NOT WARRANT ANY DAMAGES, WHILE ALLISON REPRESENTATIVES HAVE TOLD ME THAT THE PROBLEM IS A DIRECT RESULT OF DEXRON-VI. THE ESTIMATED COST TO REPLACE ALL OF THE SEALS IN THE TRANSMISSION IS $1,900.00. *TR

NHTSA ID 10390385 · filed Mar 16, 2011

TL*THE CONTACT OWNS A 2005 GMC SIERRA 2500 HD. THE CONTACT STATED THAT WHEN HE DRIVES HIS VEHICLE UPHILL WITH A TRAILER IN TOW, THE VEHICLE SLAMS INTO THIRD GEAR, JERKS, AND OVERHEATS. THE FAILURE OCCURS AT VARIOUS SPEEDS. THE FAILURE MILEAGE WAS 35,000. UPDATED 5/13/08 *CN THE CONSUMER STATED SEVERAL DEALERS WERE TELLING HIM DIFFERENT THINGS AS TO WHAT WAS WRONG WITH THE VEHICLE. THE CONSUMER BELIEVED THERE IS A PROBLEM WITH THE ENGINE, TRANSMISSION AND TRANSFER CASE. ONE DEALER TOLD THE CONSUMER THE WRONG TRANSFER CASE WAS IN THE VEHICLE. A NEW SERPENTINE BELT WAS INSTALLED, THE FRONT DIFFERENTIAL WAS REPLACED, BECAUSE THE AXLE SHAFT WAS STUCK, THE AXLE SEAL WAS LEAKING AND BOTH HIGH PRESSURE LINES OF THE HYDROBOOST WERE LEAKING AS WELL. THE ENGINE LIGHT ILLUMINATED. THE CHARGE AIR COOLER WAS LEAKING RESIDUAL OIL FROM THE LOWER RIGHT CORNER. UPDATED 05/13/08.

NHTSA ID 10225718 · filed Apr 25, 2008

Too few reports in this category for a page of its own — they appear in the full complaint list.

Visibility

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

1
report

From owner reports, verbatim

TL* THE CONTACT OWNS A 2005 GMC SIERRA 2500 HD. THE CONTACT STATED THAT WHILE DRIVING APPROXIMATELY 40 MPH, THE HEATER WAS ACTIVATED AND THEN THE BLOWER FAILED TO OPERATE. IN ADDITION, THE AIR CONDITIONER BLOWER WOULD NOT FUNCTION. THE FAILURE OCCURRED SPORADICALLY. THE VEHICLE WAS TAKEN TO THE AUTHORIZED DEALER WHO STATED THE BLOWER MOTOR MODULE WOULD NEED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE PROBLEM. THE APPROXIMATE FAILURE MILEAGE WAS 125,000.

NHTSA ID 10508445 · filed Apr 16, 2013

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 .