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Vehicle speed controlPart report

2003 GMC Yukon XL Denali Vehicle speed control Problems

Complaints
1about this part
Share
3%of 32 total for the year
Median mileage
117,900miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 1 complaints about the vehicle speed control of the 2003 GMC Yukon XL Denali, 3% of the 32 complaints for this model year. Where a mileage was given, the median is 117,900 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.

“Driving 65 MPH on the highway and all of a sudden my car loses power. This is very dangerous! The dash says reduced engine power. Engine light comes on. Codes for the problem p0120, p0171, p0174, p0300, p2135. I got everything done that was suggested the codes are gone and it's still happening!! Not sure what the Gmc dealership is up to but they don't have a clue to what's causing it or how to fix it!”

NHTSA complaint #10489118, filed 2012-12, 117,900 miles

Vehicle speed control: other model years

YearComplaintsShare of year
200313%
200214%
200115%

Other parts of the 2003 GMC Yukon XL Denali

Electrical system
13 complaints
Electronic stability control
4 complaints
Brakes
3 complaints
Transmission and drivetrain
3 complaints
Engine
2 complaints
Engine cooling
2 complaints
Other or unknown
2 complaints
Suspension
2 complaints
Tires
2 complaints
Visibility (wipers, defrost, mirrors)
2 complaints
Air bags
1 complaints
Fuel system
1 complaints

← All problems reported for the 2003 GMC Yukon XL 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