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EnginePart report

2004 GMC Yukon Denali XL Engine Problems

Complaints
4about this part
Share
8%of 49 total for the year
Median mileage
138,500miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 4 complaints about the engine of the 2004 GMC Yukon Denali XL, 8% of the 49 complaints for this model year. Where a mileage was given, the median is 138,500 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.

“Stability control disabled comes on with engine power reduced. This happened as I as driving in the highway. Speed drastically reduced form 65 to 10 MPH. I could have been killed. Gm is aware of this problem and will not act until there's a fatality because of this issue. This is criminal. Nhtsa has received numerous complaints regarding this issue and has not acted.”

NHTSA complaint #10875072, filed 2016-06, 177,000 miles

“Hello over the last two weeks, my truck has had the following intermittent message flash across the dash reduced engine power and stability system disabled , and the truck is limited to 25mph.. This has happened numerous times in traffic, forcing my wife, or myself to have to turn on the hazard lights and pull off the freeway as quickly as possible. After sitting for 5-10 minutes the lights will go off, and the engine will be fine. …”

NHTSA complaint #10641570, filed 2014-10, 154,000 miles

“Vehicle started fine, then as I was driving in neighborhood engine shut off and I lost all power, could not turn car without steering and crashed into curb up the street, car would not start, had aaa come tow to our home. Had a new battery, and would only take a charge when bypassing battery directly into engine. Now something is draining battery and if I don't start and run every two days , battery dead. Electrical cluster also going bad and instruments not working, air conditioning electrical problem , will blow cold out of all but two vents, where it blows 90 degrees. …”

NHTSA complaint #10732819, filed 2015-07, 123,000 miles

“The contact owns a 2004 Gmc Yukon Denali Xl. While driving approximately 60 MPH, the vehicle stalled. After several attempts, the vehicle restarted. The failure recurred numerous times intermittently. The vehicle was taken to a dealer for diagnostic testing. The mechanic replaced the tac module and electronic throttle body, but the failure recurred. The vehicle was not repaired. The manufacturer was notified of the failure. The approximate failure mileage was 120,000.”

NHTSA complaint #10774525, filed 2015-09, 120,000 miles

Related service bulletins

Engine: other model years

YearComplaintsShare of year
201627%
201546%
201318%
201214%
201134%
201027%
2009314%
2008410%
2007711%
2006218%
200539%
200448%
2003516%

Other parts of the 2004 GMC Yukon Denali XL

Brakes
20 complaints
Electrical system
19 complaints
Electronic stability control
9 complaints
Steering
4 complaints
Suspension
3 complaints
Engine cooling
2 complaints
Fuel system
2 complaints
Transmission and drivetrain
2 complaints
Vehicle speed control
2 complaints
Air bags
1 complaints
Other or unknown
1 complaints
Seats
1 complaints

← All problems reported for the 2004 GMC Yukon Denali XL

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