2003 GMC Denali
Not enough comparison years on file yet 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.
COMPLAINTS PER YEAR
View as data table
| Year | Complaints |
|---|---|
| 1999 | 14 |
| 2000 | 21 |
| 2001 | 22 |
| 2002 | 23 |
| 2003 | 32 |
| 2007 | 3 |
| 2008 | 4 |
| 2009 | 2 |
| 2010 | 5 |
| 2011 | 11 |
| 2012 | 6 |
| 2013 | 5 |
| 2014 | 5 |
| 2015 | 18 |
KNOWN PROBLEM AREAS
Percentages can add to more than 100% -- a complaint can name more than one system.
19% of complaints: electrical system — 6 distinct reports on file, most commonly citing instrument cluster/panel and wiring.
19% of complaints: service brakes — 6 distinct reports on file, most commonly citing hydraulic and air.
CRASHShow complaint excerpts
I HAVE HAD THE BREAK/STEERING FLUID BOOSTER REPLACED 3 TIMES IN A 6 MONTH PERIOD. HOW GMC CAN CALL THIS A "PROBLEM" BUT NOT A SAFETY ISSUE IS BEYOND ME.
NHTSA ODI report, 20190108
Also filed under STEERING
16% of complaints: vehicle speed control — 5 distinct reports on file, most commonly citing cruise control.
Show complaint excerpts
I AM FILING A COMPLAINT DUE TO A REDUCED ENGINE PROBLEM AND STABILITY CONTROL WHICH KEEPS ENABLING ME TO DRIVE THE VEHICLE. ONCE THIS LIGHT AND POWER REDUCES I NEED TO PULL OVER FROM MY DESTINATION AND TURN ENGINE OFF COMPLETELY.
NHTSA ODI report, 20130716
Also filed under ELECTRONIC STABILITY CONTROL (ESC)
16% of complaints: steering — 5 distinct reports on file, most commonly citing linkages and hydraulic power assist system.
CRASHShow complaint excerpts
WHILE DRIVING VEHICLE SUDDENLY LOST STEERING AND DRIVER LOST CONTROL OF VEHICLE. *AK
NHTSA ODI report, 20030728
9% of complaints: power train — 3 distinct reports on file, most commonly citing automatic transmission.
CRASHShow complaint excerpts
2003 GMC YUKON DENALI XL PURCHASED 10/02 NEW FROM DEALER: COUNTRY GMC HUNTINGTON N.Y. CAR STARTED TO ROLL DOWN THE STREET WHEN BRAKE INTERLOCK FEATURE DID NOT PREVENT VEHICLE FROM COMING OUT OF PARK.
NHTSA ODI report, 20030524
SAFETY TIMELINE
No recalls on file for this model year.
PARKING BRAKE FAILURE
PARKING BRAKE FAILURE
BUY-SMART CHECKLIST
2003 GMC Denali — pre-purchase inspection
- Test/inspect for electrical system issues (6 reports on file for this year).
- Test/inspect for service brakes issues (6 reports on file for this year).
- Test/inspect for vehicle speed control issues (5 reports on file for this year).
FAQ
Is the 2003 GMC 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 2003 GMC Denali?
The most-reported component is electrical system, accounting for 19% of complaints on file.
How many recalls does the 2003 GMC 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.