2006 GMC Sierra Denali
Only 5 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 5 complaints on file — too few for a fair verdict. The data below is complete but unranked.
- Complaints
- 5
- Recalls
- 1
- Investigations
- 0
- Top problem
- —
Too few to rank
Campaigns on file for 2006
None on file
Not enough data
Complaints per year
2006: 5 complaints
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 5 complaints on file for this model year — too few to rank by share. Raw counts only, below.
Service brakes
2 of 5 total reports mention: service brakes, most commonly citing hydraulic.
Show complaint excerpts
I bought a 2006 Sierra Denali with 65000 miles on the truck in may of 2013. I lost my brakes and almost rearended a man pulling into his driveway. I also had my 3 kids and my fiance in the truck with me.
NHTSA ODI report, 2013-11-12
Steering
1 of 5 total reports mentions: steering.
Show complaint excerpts
The VIN number is coming up as a 2006 GMC savanna on your site safecar.gov under recall lookup by VIN. It should be 2006 GMC Sierra Denali 1500 truck.I would like it corrected if possible so I can see current recalls. Thank…
NHTSA ODI report, 2015-03-16
Power train
1 of 5 total reports mentions: power train.
Show complaint excerpts
Front differential vibration/noise at 47-70 MPH. Internal bearings replaced due to significant metal found on magnetic drain plug. Technician statement "Bearings coming apart" Stated.
NHTSA ODI report, 2012-04-19
Fuel system, gasoline
1 of 5 total reports mentions: fuel system, gasoline.
Show complaint excerpts
Tl* the contact owns a 2006 GMC Sierra Denali. The contact stated that the check engine light illuminated on the instrument panel while driving approximately 45 MPH.
NHTSA ODI report, 2011-05-27
Safety timeline
1 recall · 0 investigations · oldest first
To check one car, enter its VIN on the NHTSA recall page. Check a VIN →
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R
2006-10-18Fuel system, gasoline06E043000 Certain replacement fuel filters, fram brand name p/n G3727, with date codes X52911 through X60801 sequentially or X600141 and a mexico country or origin marking on the fuel filter housing…
Remedy: Honeywell will notify owners and replace the fuel filters free of charge. The recall began on October 18, 2006. Owners may contact fram customer service at 1-800-890-2075 (Option 1).
Buy-smart checklist
2006 GMC Sierra Denali — pre-purchase inspection
Inspect
- Service brakes: 2 reports on file for this year.
- Steering: 1 report on file for this year.
- Power train: 1 report on file for this year.
Verify these recalls were completed
- Recall 06E043000 · Fuel system, gasoline
FAQ
- Is the 2006 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 2006 GMC Sierra Denali?
- The most-reported component is service brakes, accounting for 40% of complaints on file.
- How many recalls does the 2006 GMC Sierra Denali have?
- 1 recall on file for this model year.
Data updated 2026-11-01 · Complaints are unverified owner reports filed with NHTSA, not independently verified defects. Methodology.