RoadVitals

2008 GMC Sierra Denali Owner Complaints

Reports submitted to NHTSA by owners and drivers, shown in full

Data refreshed

Complaints on fileComplaints 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.
18
Latest Jun 16, 2019
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.
0
Filed in the last 12 monthsReports filed with NHTSA in the trailing 365 days. Recent volume reflects attention and vehicle age as much as anything else.
0
Reports on file since Feb 11, 2009

What this page shows

Our database holds 18 NHTSA owner-reported complaints for the 2008 GMC Sierra Denali. Each one is a report filed by an owner or driver and published by NHTSA without most of them being verified. A complaint is not a confirmed defect, not a recall and not a manufacturer bulletin. Narratives are shown exactly as filed.

Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.

Complaints, most recent first

Showing 1–18 of 18

Airbags
Filed Jun 16, 2019

TAKATA RECALL WENT BACK TO LOCAL CHEVY GMC DEALER AGAIN FOR THE SECOND TIME IN ALMOST 3 YEARS SINCE I RECEIVED MY RECALL LETTER FROM GM. THEY LOOKED UP RECALL AND AGAIN TOLD ME THAT IT HAS BEEN RECALLED BUT THEY HAVEN'T AGREED ON WHOSE GOING TO FIX THE PROBLEM. I AM TIRED OF WAITING AND DRIVING A TRUCK THAT IN MY OPINION IS NOT SAFE TO DRIVE WITH THIS SAFETY RELATED ISSUE. I WANT THIS FIXED BECAUSE 3 YEARS IS LONG ENOUGH TO FIGURE OUT WHOSE PAYING AND GET THE JOB DONE. IF IT DOSEN'T GET RESOLVED SOON I WILL HAVE TO TAKE LEGAL ACTION AGAINST GM. I DRIVE THIS VEHICLE DAILY SO IT NEEDS TO BE FIXED.

NHTSA ID
11220456
Incident
Jun 3, 2019
Mileage
213,000 mi
Filed Mar 2, 2019

MAJOR DASH CRACKS

NHTSA ID
11183685
Incident
Aug 1, 2017
Mileage
37,000 mi
Airbags
Filed Mar 9, 2018

TAKATA RECALL WE GOT THE TRUCK 5/23/2015 WE RECEIVED THE RECALL ON THE AIR BAGS FEW MONTHS LATER WE TOOK THE TRUCK IN TO THE DEALER SHIP ON06/2/2017 THEY TOLD US THEY DID NOT HAVE THE PART TO FIX IT BUT THEY ARE THE ONES THAT TOLD US TO BRING IT IN SO WE GOT HOME I CALLED THE RECALL NUMBER THEN THEY TOLD ME THAT THE PLACE IS FIGHTING TO NOT FIX IT

NHTSA ID
11078397
Incident
May 2, 2017
Filed Aug 10, 2017

DASH BOARD IN CRACKING IN TWO PLACES OVER THE SPEEDOMETER AND TWO PLACES ABOVE THE AIRBAG. CRACKS ARE CONTINUING TO APPEAR ON MY DASHBOARD WHICH RAISES A CONCERN OF WHETHER IT WOULD SHATTER IF THE AIRBAG WAS TO INFLATE DURING A ACCIDENT.

NHTSA ID
11014532
Incident
Apr 8, 2015
Mileage
120,000 mi
AirbagsBody & structure
Filed Jan 17, 2016

MAJOR ISSUE INVOLVING CRACKING OF DASH AROUND PASSENGER AIRBAG OPENING AND INSTRUMENT CLUSTER AREA. I HAVE NOTICED SEVERAL VEHICLES COVERING ALL YEARS AND USAGE WITH SIMILAR CRACKS SOME MAJOR. CONCERNED THAT IF AN ACCIDENT WITH FRONT AIR BAG DEPLOYMENT INJURY COULD OCCUR DUE TO FRACTURED PLASTIC.

NHTSA ID
10820660
Incident
Apr 24, 2015
Filed Oct 23, 2015

DASH IS CRACKED IN THREE PLACES, THE SAME AS ALL THE OTHERS. DOOR HANDLES PEELING AND CUT MY CHILD'S HAD

NHTSA ID
10785734
Incident
Jan 19, 2009
Interior & seats
Filed Jun 3, 2015

TL* THE CONTACT OWNS A 2008 GMC SIERRA DENALI. THE CONTACT STATED ALL THE DOOR LATCH HANDLES REPEATEDLY BROKE. THE CONTACT'S SON ATTEMPTED TO OPEN THE DOOR AND THE HANDLE COMPLETELY FAILED. THE FAILURE OCCURRED MORE THAN SEVEN TIMES. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 99,000. UPDATED 7/16/15*CN

NHTSA ID
10723173
Incident
Jun 2, 2015
Mileage
5,000 mi
Electrical
Filed Dec 18, 2014

I WAS DRIVING ON THE HIGHWAY WHEN ALL THE LIGHTS ON THE INSTRUMENT CLUSTER CAME ON AND WENT CRAZY AND SO DID THE RADIO. THE TRUCKS BRAKES LOCKED UP AND CAME TO A COMPLETE STOP. THE TRUCK TURNED OFF AND WHEN I TRIED TO TURN IT BACK ON IT WAS DEAD. OPEN UP THE HOOD AND DISCONNECTED THE BATTERY AND RECONNECTED AND THE TRUCK TURNED ON THIS HAS NOT BEEN THE ONLY TIME IT HAS HAPPEN. *TR

NHTSA ID
10667174
Incident
Dec 4, 2014
Mileage
91,030 mi
BrakesDriver assistanceElectrical
Filed Oct 2, 2014

MY TRUCK STARTED TO ACTIVATE THE BRAKES IN THE MIDDLE OF THE 3 LANE 680 FREEWAY, DOORS STARTED TO LOCK AND UNLOCK, NAVIGATION WENT DARK, MULTIPLE DIFFERENT DISPLAYS ON DASHBOARD, NUMBER OF LIGHTS FROM THE AIR CONDITIONER UNIT, CAME ON. ACCELERATION OR BRAKES WOULD NOT RESPOND, WE WERE UNABLE TO DRIVE OFF THE FREEWAY. IT WAS A SCARY MOMENT, WE WERE LUCKY THAT NO BIG RIG WAS FOLLOWING US, OR IT WOULD HAD RUNS US OVER, AND PROBABLY KILLED US. *TR

NHTSA ID
10640690
Incident
Sep 27, 2014
Mileage
128,000 mi
Body & structure
Filed Jun 25, 2014

GMC HAS THE DOOR HANDLES MADE IN MEXICO OUT OF PLASTIC. WHEN YOU GO TO OPEN THE DOOR THE HANDLE BREAKS OFF IN YOUR HAND. GMC KNOWS THIS A MAJOR DESIGN FLAW BUT REFUSES TO STAND BEHIND THE PROBLEM. JUST GOOGLE "GM DOOR HANDLES BREAK" AND HUNDREDS OF POSTINGS COME UP! MY CHILD WENT TO GET INTO THE TRUCK THE OTHER DAY AND THE HANDLE BROKE OFF IN HIS HAND CAUSING HIM TO FALL BACKWARDS. *TR

NHTSA ID
10605883
Incident
Aug 10, 2010
Mileage
8,822 mi
Body & structure
Filed Jan 10, 2014

DASH CRACKED TOP LEFT CORNER PASSENGER SIDE AIR BAG. THIS IS A VERY COMMON PROBLEM SIMPLY GOOGLE GMC CRACKED DASH AND YOU SHALL SEE. IF THE AIR BAG DEPLOYS PLASTIC SHRAPNEL WOULD BE SENT ALL OVER THE CABIN. VERY DANGEROUS PROBLEM THAT GM IS IGNORING A RECALL SHOULD BE ISSUED. *TR

NHTSA ID
10559297
Incident
Jul 18, 2013
Mileage
58,000 mi
Body & structure
Filed Jan 3, 2013
1 injury reported

I JUST READ THE SAFETY NOTICE FOR GMC 2007 YUKON INTERIOR DOOR HANDLES DELAMINATING AND CREATING SHARP CUTTING EDGES (EA 10004). THE EXACT SAME THING HAS HAPPENED ON MY 2008 GMC DENALI SIERRA (DRIVER SIDE) - I'VE SLICED MY FINGER A 3RD TIME AND AM NOW HAVING THE HANDLE REPLACED AT A COST OF $240. WHEN I CALLED GMC CUSTOMER COMPLAINT LINE THEY OFFERED NO HELP JUST EXCUSES...POOR CUSTOMER SERVICE...WOW, NO WONDER GM WENT BANKRUPT!! *TR

NHTSA ID
10490928
Incident
Dec 3, 2012
Mileage
78,000 mi
Body & structure
Filed Dec 20, 2012

EXTERNAL LEFT REAR DOOR HANDLE PULLED OFF WHEN SIMPLY OPENING THE DOOR 11/15/2010. EXTERNAL LEFT FRONT DOOR HANDLE PULLED OFF WHEN SIMPLY OPENING THE DOOR 12/15/2012. TWO DOOR HANDLES POP OFF ON A NEW VEHICLE NOT A DEFECT? SAME FLIMSY PLASTIC FASTENER ATTACHMENT BROKEN IN BOTH CASES. GOOGLE SEARCH INDICATES THIS IS A COMMON DEFECT EXPERIENCED BY NUMEROUS OWNERS THAT GMC AND CHEVROLET WILL NOT ADMIT TO. THE GMC DEALER EVEN ACKNOWLEDGED IT'S A DEFECT! REPAIR COST - $300/HANDLE! *TR

NHTSA ID
10489378
Incident
Nov 15, 2010
Mileage
18,000 mi
Body & structure
Filed Jan 28, 2012

AS I REACHERD TO OPEN THE PASSENGER DOOR I SLICED MY FINGER INDEX FINGER AND GOT QUITE A BAD SPLINTER IN MY. MIDDLE FINGER. *TR

NHTSA ID
10445666
Incident
Dec 21, 2011
Mileage
68,000 mi
Other / unspecified
Filed Sep 15, 2011

THE TIRES SEAL AT THE WHEELS LEAK AIR CONTINUOUSLY. CAUSING THEM TO BE REFILLED. IF THEY GO DOWN POSSIBLE ACCIDENTS CAN RESULT. GM WILL DO NOTHING. THE WHEELS ARE CORRODING AND CAUSING THE PROBLEM. RIGHT WHERE THE TIRE MEETS THE WHEEL. *KB

NHTSA ID
10425546
Incident
Sep 2, 2011
Mileage
79,000 mi
Visibility
Filed Mar 9, 2011

TL* THE CONTACT OWNS A 2008 GMC SIERRA DENALI. THE CONTACT STATE THAT DURING RAINY WEATHER, WATER WOULD LEAK INTO THE VEHICLE FROM THE SUNROOF RESULTING IN SEVERE WATER DAMAGE TO THE HEADLINER. THE VEHICLE WAS NEITHER DIAGNOSED NOR REPAIRED FOR THE FAILURE. THE FAILURE MILEAGE WAS 45,000.

NHTSA ID
10387001
Incident
Mar 4, 2011
Mileage
45,000 mi
Exterior lighting
Filed Dec 28, 2010

MY 2008 GMC SIERRA DENALI HAS WATER CONDENSATION IN BOTH OF THE TAIL LIGHTS. ITS NEVER HAPPENED BEFORE ON ANY OF MY GMC TRUCKS AND THIS DENALI WASN'T CHEAP.

NHTSA ID
10374137
Incident
Dec 15, 2010
Mileage
22,000 mi
Fuel system
Filed Feb 11, 2009

2008 GMC SIERRA DENALI HAS INTERMITTENT FUEL GAUGE OPERATION. AFTER FILLING UP THE VEHICLE WHILE DRIVING THE FUEL GAUGE NEEDLE WILL DROP FROM FULL TANK INDICATION TO EMPTY TANK INDICATION EVEN THOUGHT THE TANK IS FUEL OF FUEL. THE DEALER HAS REMOVED THE TANK AND REPLACED THE FUEL SENDING UNIT, BUT HAS NOT RESULTED IN A FIX JUST AN EDUCATED GUESS. ALSO IN THE MORNINGS THE VEHICLE EXPERIENCES A VERY LOUD KNOCKING NOISE WHICH WHEN CONFRONTED AT THE DEALER WAS TOLD THAT THIS WAS A NORMAL NOISE. OCCURS EVERYDAY IN THE MORNING AND WHEN LEAVING WORK IN THE AFTERNOON. *TR

NHTSA ID
10258312
Incident
Feb 10, 2009
Mileage
3,000 mi

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.

Data sources

Data on this page last refreshed .