2008 GMC Sierra Denali
Only 18 complaints on file — too few for a fair verdict.
This verdict reflects complaint volume compared to this model's typical year. Recalls and safety issues below apply regardless of the verdict — always check them.
Only 18 complaints on file — too few for a fair verdict. The data below is complete but unranked.
COMPLAINTS PER YEAR
View as data table
| Year | Complaints |
|---|---|
| 2002 | 13 |
| 2004 | 11 |
| 2005 | 4 |
| 2006 | 5 |
| 2007 | 1 |
| 2008 | 18 |
| 2009 | 7 |
| 2010 | 10 |
| 2011 | 28 |
| 2012 | 10 |
| 2013 | 8 |
| 2014 | 14 |
| 2015 | 22 |
| 2016 | 30 |
| 2017 | 14 |
| 2018 | 17 |
| 2019 | 26 |
| 2020 | 9 |
KNOWN PROBLEM AREAS
Only 18 complaints on file for this model year -- too few to rank by share. Raw counts only, below.
6 of 18 total reports mention: structure, most commonly citing body and door.
INJURYShow complaint excerpts
I JUST READ THE SAFETY NOTICE FOR GMC 2007 YUKON INTERIOR DOOR HANDLES DELAMINATING AND CREATING SHARP CUTTING EDGES (EA 10004).
NHTSA ODI report, 20130103
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.
NHTSA ODI report, 20140110
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?
NHTSA ODI report, 20121220
3 of 18 total reports mention: air bags.
Show complaint excerpts
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.
NHTSA ODI report, 20190616
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...
NHTSA ODI report, 20180309
2 of 18 total reports mention: electrical system.
1 of 18 total reports mentions: wheels.
1 of 18 total reports mentions: visibility, most commonly citing sun/moon roof assembly.
Show complaint excerpts
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.
NHTSA ODI report, 20110309
SAFETY TIMELINE
No recalls on file for this model year.
BUY-SMART CHECKLIST
2008 GMC Sierra Denali — pre-purchase inspection
- Test/inspect for structure issues (6 reports on file for this year).
- Test/inspect for air bags issues (3 reports on file for this year).
- Test/inspect for electrical system issues (2 reports on file for this year).
FAQ
Is the 2008 GMC Sierra Denali reliable?
There isn't enough NHTSA complaint data on file yet to give this model year a verdict.
What are the most common problems with the 2008 GMC Sierra Denali?
The most-reported component is structure, accounting for 33% of complaints on file.
How many recalls does the 2008 GMC Sierra Denali have?
No recalls are on file for this model year.
Data updated 2026-09-16 · Complaints are unverified owner reports filed with NHTSA, not independently verified defects. Methodology.