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Other or unknownPart report

2003 GMC Yukon Denali Other or unknown Problems

Complaints
2about this part
Share
3%of 72 total for the year
Median mileage
167,570miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 2 complaints about the other or unknown of the 2003 GMC Yukon Denali, 3% of the 72 complaints for this model year. Where a mileage was given, the median is 167,570 miles.

Fewer than 15 complaints name this part, so treat the figures as a rough indication only.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“The seat belts in my 2003 Gmc Yukon Denali keep coming unbuckled. No matter how many I replace. Also I've have a problem with the traction control coming on. It's almost caused a couple of accidents. I've taken the vehicle to the Gmc dealership and they've informed me that they've come across this issue a number of times and have never fixed the issue and to just tap my gas pedal twice to take the vehicle out of the traction control.”

NHTSA complaint #10508218, filed 2013-04, 165,140 miles

“Loss of power without warning , while on highway. From 65mph to 0 without warning. Almost caused a crash pile up....was almost rear ended. Very dangerous...whole family children and all was in the vehicle.”

NHTSA complaint #11154144, filed 2018-11, 170,000 miles

Related service bulletins

Other or unknown: other model years

YearComplaintsShare of year
201718%
2016317%
2015912%
20131552%
20121139%
20116164%
20102853%
20091328%
20081221%
20072622%
2006210%
200512%
2004109%
200323%
200113%

Other parts of the 2003 GMC Yukon Denali

Electrical system
25 complaints
Brakes
18 complaints
Engine
8 complaints
Electronic stability control
7 complaints
Vehicle speed control
5 complaints
Engine cooling
4 complaints
Air bags
3 complaints
Exterior lighting
3 complaints
Transmission and drivetrain
3 complaints
Visibility (wipers, defrost, mirrors)
3 complaints
Seat belts
2 complaints
Steering
2 complaints

← All problems reported for the 2003 GMC Yukon Denali

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology