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 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 5 complaints on file for this model year -- too few to rank by share. Raw counts only, below.
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 YOU *TR
NHTSA ODI report, 20150316
1 of 5 total reports mentions: service brakes, hydraulic.
CRASHShow complaint excerpts
2006 SIERRA DENALI WITH JUST OVER 75,000 MILES. WITH 1/2 BLOCK WARNING AND ONLY TRAVELING AT A SPEED OF 20MPH, I WAS UNABLE TO COME TO A COMPLETE STOP. THE BRAKE PEDAL WAS ALL OF THE WAY TO THE FLOOR WHEN I RAN INTO A VAN IN THE INTERSECTION.
NHTSA ODI report, 20101222
1 of 5 total reports mentions: service brakes.
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, 20131112
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, 20120419
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, 20110527
SAFETY TIMELINE
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 MANUFACTURE
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).
Campaign 06E043000 — check if this car was fixed
BUY-SMART CHECKLIST
2006 GMC Sierra Denali — pre-purchase inspection
- Test/inspect for steering issues (1 reports on file for this year).
- Test/inspect for service brakes, hydraulic issues (1 reports on file for this year).
- Test/inspect for service brakes issues (1 reports on file for this year).
- Verify recall 06E043000 (fuel system, gasoline) has been completed.
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 steering, accounting for 20% of complaints on file.
How many recalls does the 2006 GMC Sierra Denali have?
1 recall on file for this model year.
Data updated 2026-07-11 · Complaints are unverified owner reports filed with NHTSA, not independently verified defects. Methodology.