NHTSA owner reports · September 18, 2026 snapshot.
What owners actually said
49 reports115,000 miles · May 28, 2014
Electrical System
IT APPEARS IN MY INVESTIGATING THIS THROUGH ONLINE SEARCHES AND FORUMS, THERE ARE 1000'S OF GM VEHICLES THAT HAVE HAD THEIR SPEEDOMETERS QUIT WORKING AND IS QUITE A MONEY MAKER FOR GM AND THEIR DEALERSHIPS, SINCE THEY 'HAVE' TO DO IT SO IT CAN BE REPROGRAMMED FOR MILEAGE AUTHENTICITY! WITH THESE 1000'S OF GM VEHICLES HAVING FAU…
Read full complaint
IT APPEARS IN MY INVESTIGATING THIS THROUGH ONLINE SEARCHES AND FORUMS, THERE ARE 1000'S OF GM VEHICLES THAT HAVE HAD THEIR SPEEDOMETERS QUIT WORKING AND IS QUITE A MONEY MAKER FOR GM AND THEIR DEALERSHIPS, SINCE THEY 'HAVE' TO DO IT SO IT CAN BE REPROGRAMMED FOR MILEAGE AUTHENTICITY! WITH THESE 1000'S OF GM VEHICLES HAVING FAULTY SPEEDOMETERS, OR OTHER FAULTY GAUGES...MINE IS STUCK ON 120MPH!! DEFINITELY A SAFETY ISSUE WHEN U REALLY DON'T HAVE ANY IDEA HOW FAST YOU ARE GOING!! I THINK THIS IS SOMETHING THEY ARE WELL AWARE OF, AND NOT BECAUSE OF NORMAL USE AND WEAR!! MY 2005 GMC YUKON DENALI WOULD COST $510 + TAX AND HAVE TO B SENT AWAY TO B REPAIRED.... PLEASE INVESTIGATE THIS AND ADD THIS TO ALL THE OTHER PROBLEMS GM IS HAVING AND LET'S NOT PUT IT TO THE CONSUMER LIKE THEY HAVE AND ARE DOING! THANK YOU!! *TR
NHTSA ODI #10594589
Mileage unknown · May 21, 2014
Air BagsElectrical SystemFuel System, Gasoline
I BOUGHT MY 05' GMC YUKON DENALI NEW. AIRBAG LIGHT CONTINUOUSLY ON - READS, SERVICE AIRBAG. I HAVE TAKEN IT IN FOR SERVICE SEVERAL TIMES BUT MIRACULOUSLY THE GMC SERVICE CENTER SAYS THE LIGHT DOESN'T COME ON WHEN THEY HAVE IT. PFFFTT!- 2005 TO PRESENT! HEATER & AC (HVAC) TEMPERATURE IMPROPER TEMPERATURE OR AIR DELIVERY…
Read full complaint
I BOUGHT MY 05' GMC YUKON DENALI NEW. AIRBAG LIGHT CONTINUOUSLY ON - READS, SERVICE AIRBAG. I HAVE TAKEN IT IN FOR SERVICE SEVERAL TIMES BUT MIRACULOUSLY THE GMC SERVICE CENTER SAYS THE LIGHT DOESN'T COME ON WHEN THEY HAVE IT. PFFFTT!- 2005 TO PRESENT! HEATER & AC (HVAC) TEMPERATURE IMPROPER TEMPERATURE OR AIR DELIVERY. YEAR OF OCCURRENCE - 2010 ELECTRICAL SYSTEM HAS MIND OF ITS OWN. LIGHTS ON DASH, CD AND TAPE DON'T WORK. YEAR OF OCCURRENCE - 2005/6 BOTH CD PLAYER'S AND TAPE CASSETTE PLAYER HAVEN'T WORKED SINCE 2006/7 FUEL SYSTEM SPORADICALLY READS- CHECK GAS CAP. GASOLINE GAGE DOESN'T WORK. YEAR OF OCCURRENCE- 2010 CHECK ENGINE LIGHT COMES ON SPORADICALLY- 2008 TO PRESENT. LOCKS DON'T WORK PROPERLY- 2009 REAR WINDOW DEFOGGER WIRE TERMINAL BROKEN OFF OF WINDOW GLASS- YEAR OF OCCURRENCE - 2005/6 THE KEYLESS ENTRY SYSTEM STOPPED WORKING. I HAVE REPLACED KEY FOBS AND BATTERIES SEVERAL TIME'S IT WILL WORK FOR A WEEK THEN FAIL. YEAR OF OCCURRENCE -2007/08 REAR PASSENGER WINDOW'S DON'T WORK PROPERLY, WHEN DOWN THEY WILL NOT GO UP. YEAR OF OCCURRENCE - 2009 CHILD WINDOW LOCK DOESN'T WORK. YEAR OF OCCURRENCE - 2010 SIDE REAR VIEW MIRROR'S DON'T WORK FOR SEVERAL WEEK'S AFTER A CAR WASH. YEAR OF OCCURRENCE 2013 FRONT AND MIDDLE GLOVE COMPARTMENT PEELED WITHIN THE FIRST 6 MONTHS OF OWNING THE VEHICLE. FRONT SEAT HEATER OVERHEATS -IMMEDIATELY AFTER PUSHING SEAT HEATER BUTTON. YEAR OF OCCURRENCE - 2006/7 FRONT SEATS DON'T RECLINE ALL THE WAY DOWN. YEAR OF OCCURRENCE - 2009 MILEAGE IS WRONG - YEAR OF OCCURRENCE 2006/7 MAJOR BRAKE ISSUE- 2007 TO PRESENT MAKES STRANGE PULLING SOUND IN REAR OF VEHICLE WHEN STARTED-2007 TO PRESENT. *TR
NHTSA ODI #10593313
Mileage unknown · Jul 12, 2013
Electronic Stability Control (esc)Power TrainSeat Belts
REAR LEFT SIDE PASSENGER SEAT BELT RELEASE BUTTON VERY HARD TO UNLOCK CAN CAUSE A PASSENGER IN AN EMERGENCY TO BE TRAPPED. DEALER STATES GM HAS NO SAFETY WARRANTY ON ANY SEAT BELT PRODUCTS. TPS SENSOR INDICATOR HAS SHOWN UP INTERMITTENTLY ON THE CLUSTER HAD TAKE TO DEALER NUMEROUS TIMES AND THEY NEVER SEEM TO FIND ANY PROBLEMS W…
Read full complaint
REAR LEFT SIDE PASSENGER SEAT BELT RELEASE BUTTON VERY HARD TO UNLOCK CAN CAUSE A PASSENGER IN AN EMERGENCY TO BE TRAPPED. DEALER STATES GM HAS NO SAFETY WARRANTY ON ANY SEAT BELT PRODUCTS. TPS SENSOR INDICATOR HAS SHOWN UP INTERMITTENTLY ON THE CLUSTER HAD TAKE TO DEALER NUMEROUS TIMES AND THEY NEVER SEEM TO FIND ANY PROBLEMS WAS READING ONLINE POSSIBLE CLUSTER ISSUE DEALER COULD NOT RESOLVE SINCE VEHICLE PURCHASE. POWER TRAIN MANUAL TRANSMISSION SHIFT PATTERN INDICATOR LIGHT COMPLETELY OUT THERE IS A RECALL ID #41359 AS OF FEB 14 2005 FOR VEHICLES WITH THIS PROBLEM MAKING IT IMPOSSIBLE TO SEE WHAT GEAR VEHICLE IS IN AND COULD CAUSE INJURY. DEALER IS SUPPOSE TO REPROGRAM THE INSTRUMENT PANEL CLUSTER FREE OF CHARGE. TAKEN TO DEALER WAS TOLD THEY CANT DO ANYTHING ABOUT IT JUST CONCERN ABOUT SAFETY AND RECALL THAT NEEDS TO BE LOOKED AT. THANK YOU. *TR
NHTSA ODI #10524579
Mileage unknown · Mar 7, 2013
Electrical SystemExterior Lighting
PASSENGER HEADLIGHT (LOW BEAM) HAS BEEN REPLACED TWICE. INTERMITTENTLY GOES ON AND OFF. SAME WITH 2 OUT OF 3 BRAKE LIGHTS. DOESN'T MATTER HOW MANY TIMES WE REPLACE THE BULBS, WE KEEP HAVING THE SAME PROBLEM. IS GMC GOING TO PAY MY TICKET WHEN I GET PULLED OVER? *TR
NHTSA ODI #10501931
104,000 miles · Feb 6, 2013
Service Brakes
I HAVE A SNAPPED OFF PARKING BRAKE COMPONENT BENEATH MY DASH RENDERING THE PARKING BRAKE INOPERATIVE. I HAVE ALREADY PAID CLASSIC CHEVROLET TO FIX THIS SAME EXACT ISSUE TWO YEARS AGO AND IT HAS JUST SNAPPED AGAIN IN THE SAME WAY UNDER THE DASH USING ALL NEW CORRECT PARTS. *TR
NHTSA ODI #10496627
104,000 miles · Feb 6, 2013
Engine
IT WAS DETERMINED THAT THE DRIVERS SIDE EXHAUST MANIFOLD BOLTS WERE SNAPPED OFF FROM THE LEFT SIDE OF THE ENGINE AND IT WAS ONLY BEING HELD ON BY 2 OF THE ORIGINAL BOLTS. THIS COULD HAVE FULLY BROKEN OFF WHILE THE VEHICLE WAS IN MOTION AND JAMMED INTO MY STEERING SHAFT! AFTER A VERY SIMPLE GOOGLE SEARCH ABOUT GM 6.0 ENGINE EXH…
Read full complaint
IT WAS DETERMINED THAT THE DRIVERS SIDE EXHAUST MANIFOLD BOLTS WERE SNAPPED OFF FROM THE LEFT SIDE OF THE ENGINE AND IT WAS ONLY BEING HELD ON BY 2 OF THE ORIGINAL BOLTS. THIS COULD HAVE FULLY BROKEN OFF WHILE THE VEHICLE WAS IN MOTION AND JAMMED INTO MY STEERING SHAFT! AFTER A VERY SIMPLE GOOGLE SEARCH ABOUT GM 6.0 ENGINE EXHAUST BOLTS SNAPPING OFF, I DISCOVERED THIS HAS HAPPENED TO THOUSANDS OF ENGINES OF THE 4.8, 5.3, AND 6.0 SIZE. *TR
NHTSA ODI #10496626
55,000 miles · Aug 20, 2012
Fuel System, Gasoline
TL* THE CONTACT OWNS A 2005 GMC SIERRA DENALI. THE CONTACT STATED WHILE DRIVING 25 MPH HE SMELLED A VERY STRONG FUEL ODOR. THE VEHICLE WAS TAKEN TO A PERSONAL MECHANIC AND THE CONTACT WAS TOLD THAT THE HIGH PRESSURE FUEL LINE WAS SEVERELY RUSTED AND WAS LEAKING GASOLINE. THE VEHICLE WAS REPAIRED. THE MANUFACTURER HAD NOT BEEN NO…
Read full complaint
TL* THE CONTACT OWNS A 2005 GMC SIERRA DENALI. THE CONTACT STATED WHILE DRIVING 25 MPH HE SMELLED A VERY STRONG FUEL ODOR. THE VEHICLE WAS TAKEN TO A PERSONAL MECHANIC AND THE CONTACT WAS TOLD THAT THE HIGH PRESSURE FUEL LINE WAS SEVERELY RUSTED AND WAS LEAKING GASOLINE. THE VEHICLE WAS REPAIRED. THE MANUFACTURER HAD NOT BEEN NOTIFIED OF THE FAILURE. THE FAILURE AND THE CURRENT MILEAGES WERE 55,000. UPDATED 09/21/12*LJ THE FUEL PUMP OUTLET METAL PIPE RUSTED THROUGH AND GAS LEAKED OUT. UPDATED 09/26/12
NHTSA ODI #10471507
107,000 miles · Aug 15, 2012
Service Brakes
THE VEHICLE DISPLAY INDICATES "SERVICE STABILITY" AND THE VEHICLES ABS SYSTEM BEGINS TO GRAB INTERMITTENTLY CAUSING THE VEHICLE TO SHAKE AND LOSE SPEED DRASTICALLY. ONCE PULLED OFF THE ROAD IF THE VEHICLE IS SHUT OFF AND ALLOWED TO SIT FOR A FEW SECONDS AND RESTARTED IT WILL OPERATE PROPERLY AGAIN. THIS INCIDENT HAPPENED APPROXI…
Read full complaint
THE VEHICLE DISPLAY INDICATES "SERVICE STABILITY" AND THE VEHICLES ABS SYSTEM BEGINS TO GRAB INTERMITTENTLY CAUSING THE VEHICLE TO SHAKE AND LOSE SPEED DRASTICALLY. ONCE PULLED OFF THE ROAD IF THE VEHICLE IS SHUT OFF AND ALLOWED TO SIT FOR A FEW SECONDS AND RESTARTED IT WILL OPERATE PROPERLY AGAIN. THIS INCIDENT HAPPENED APPROXIMATELY ONCE IN JUNE, TWICE IN JULY, AND SEVERAL TIMES NOW IN AUGUST. I THOUGHT THAT MAYBE IT WAS FLUKE ISSUE THAT COULD BE EXPLAINED BY WEATHER AS WE HAD EXCEPTIONALLY HOT SUMMER THUS FAR. HOWEVER IT IS TO THE POINT NOW WHERE I HAVE TO TAKE THE VEHICLE INTO A REPAIR SHOP TO AVOID HAVING MY WIFE IN AN ACCIDENT. *TR
NHTSA ODI #10470837
110,000 miles · Oct 24, 2011
Fuel System, Gasoline
THERE WAS A STRONG SMELL OF GAS IN THE CAR AS WELL AS ANOTHER VEHICLE WHO PULLED ME OVER TO TELL ME MY TRUCK WAS POURING GAS. AFTER HAVING IT TOWED TO MY MECHANIC, HE INFORMED ME THAT THE FUEL PUMPED ASSEMBLY HAD ROTTED AND NEED TO BE REPLACED. HE STATED THAT THIS PART SHOULD NOT HAVE ROTTED LIKE THIS. THANKFULLY THIS WAS FOUND…
Read full complaint
THERE WAS A STRONG SMELL OF GAS IN THE CAR AS WELL AS ANOTHER VEHICLE WHO PULLED ME OVER TO TELL ME MY TRUCK WAS POURING GAS. AFTER HAVING IT TOWED TO MY MECHANIC, HE INFORMED ME THAT THE FUEL PUMPED ASSEMBLY HAD ROTTED AND NEED TO BE REPLACED. HE STATED THAT THIS PART SHOULD NOT HAVE ROTTED LIKE THIS. THANKFULLY THIS WAS FOUND BEFORE ANYTHING CATASTROPHIC HAD HAPPENED AS I CONSTANTLY DRIVING AROUND WITH MY TWO YOUNG CHILDREN IN THE CAR. I HAVE KEPT THE OLD PART TO SHOW HOW IT HAD ROTTED. I HAVEN'T HEARD OF ANY RECALL FOR THIS BUT BEING THAT THIS SITUATION WAS EXTREMELY DANGEROUS I FEEL IT WARRANTS LOOKING INTO. THIS WAS ALSO AN EXPENSIVE FIX AND CONSIDERING IT SHOULD NOT HAVE ROTTED LIKE THIS, I FEEL I SHOULD RECEIVE REIMBURSEMENT FROM THE MANUFACTURER. THIS IS A HUGE HEALTH AND SAFETY ISSUE THAT REQUIRES SERIOUS ATTENTION. *TR
NHTSA ODI #10432652
80,000 miles · Aug 30, 2011
Engine And Engine Cooling
I AM ONE OF THE MANY REPORTING BROKEN EXHAUST MANIFOLD BOLTS ON MY TRUCK. I HAD 3 STUDS RATTLE OUT, 2 BREAK OFF INSIDE HEAD GASKET AND ONLY 1 REMAIN IN TACT. TRUCK IS IN GREAT CONDITION OTHERWISE AND HAS HAD EXCELLENT SERVICE RECORD. ONLY PROBLEM NOW IT IS COSTING ME $2500 TO PULL ENGINE AND SEND IT TO A MACHINE SHOP TO HAVE THE…
Read full complaint
I AM ONE OF THE MANY REPORTING BROKEN EXHAUST MANIFOLD BOLTS ON MY TRUCK. I HAD 3 STUDS RATTLE OUT, 2 BREAK OFF INSIDE HEAD GASKET AND ONLY 1 REMAIN IN TACT. TRUCK IS IN GREAT CONDITION OTHERWISE AND HAS HAD EXCELLENT SERVICE RECORD. ONLY PROBLEM NOW IT IS COSTING ME $2500 TO PULL ENGINE AND SEND IT TO A MACHINE SHOP TO HAVE THE FINAL STUD REMOVED FROM HEAD WITH ONLY 170000 KM'S ON IT THIS IS LUDICROUS. I AM A VERY UNHAPPY CUSTOMER THAT THIS IS NOT A RECALL AS IT HAPPENS TO ALMOST ALL OF THESE TRUCKS BETWEEN 09 AND 2007. AND IT IS A FIRE HAZARD AS WELL AS BAD FOR EMISSIONS HTTP://WWW.YOUTUBE.COM/WATCH?V=0YG6WLBNZGI&FEATURE=EMAIL&EMAIL=COMMENT_REPLY_RECEIVED
NHTSA ODI #10423460