2008 Gmc Denali problems, complaints & recalls
Most-reported problem areas: Air Bags (2)
🧭 Reliability snapshot
Compared against other Gmc Denali model years — complaint volume vs the model's median year, recalls and severity. How we score →
Safety recalls (0)
No recalls on record for this model year (campaigns announced since 2010).
Service bulletins (66)
Technical service bulletins are repair instructions manufacturers send dealers for known issues. Unlike recalls, the fix is not automatically free — but naming the bulletin at the service desk can save diagnosis time and support goodwill repairs.
Engine And Engine Cooling 2023-06-30 · 01-06-01-011N · Service Bulletin/Repair Instructions
this service bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.
Electrical System 2023-06-29 · 13-08-116-001I · Service Bulletin/Repair Instructions
the intent of this service bulletin is to identify aftermarket aldl or dlc interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them.
Equipment:other:owners/Service/Other Manual 2023-06-01 · 02-00-89-002V · Service Bulletin/Repair Instructions
this service bulletin provides information for dealers/technicians on when and how to submit a field product report (fpr) (u.s. dealers only).
Power Train 2023-05-30 · 08-07-30-026H · Service Bulletin/Repair Instructions
this service bulletin provides information on some vehicles that may rock or move slightly forward or rearward while in park at start up after cold soak. this condition may be accompanied by a clunk noise. this is a slight movement that is more often seen visually, rather than felt, when viewed from
Wheels 2023-05-22 · 12-03-10-001E · Service Bulletin/Repair Instructions
this service bulletin provides information for dealers/technicians on vibration shortly after tires are mounted/preventing vibration from wheel slip (tire sliding on wheel).
Wheels 2023-04-27 · 17-NA-170 · Service Bulletin/Repair Instructions
this service bulletin provides information about the hunter wheel road force balancers that should be utilized for all repairs requiring balance and road force measurement.
Showing the 6 most recent of 66 bulletins. Search all of them free at nhtsa.gov.
What owners report
2018-03-07 · Unknown Or Other · 87,885 mi“dashboard has cracked above the drivers instrument display, around speaker and now has cracked around the passenger side air bag with the dashboard being loose. if the air bag is ever to deploy it will more than likely hurt my passenger which could be my wife, my children or grandchildren. this is ridiculous, thousands upon thousands of gmc vehic…”
2017-11-02 · Air Bags“takata recall. i received a letter from jeffrey m. boyer, vp, gmc global vehicle safety, dated july 2016 regardng recall 49151. to date, my local gmc dealer advises that they have no parts from gmc to remedy my vehicle.…”
2017-07-11 · Unknown Or Other“takata recall - this has been in effect for over a year and still no answer has been released. need to know what gmc is going to do to correct problem. we just purchased this vehicle on 5/26/17 and found out about the recall…”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.