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2005 GMC Yukon Denali problems

Owners have filed 68 complaints with NHTSA about the 2005 GMC Yukon Denali. Electrical system is the most reported problem area, at 28% of complaints. Next are engine (9%) and air bags (6%).

At a glance

Complaints
68 filed with NHTSA
Most reported
Electrical system 28% of complaints
Crashes and fires
4 and 5
Injuries and deaths
0 and 0
Typical mileage
78,000 miles 43 complaints with mileage

Source: NHTSA owner complaints

Where the complaints are

Share of this model year's complaints by the part of the car involved. One complaint can name more than one part, so the shares can add up to more than 100%.

  • Electrical system 28%
  • Engine 9%
  • Air bags 6%
  • Brakes 6%
  • Fuel system 6%
  • Body & structure 6%
  • Drivetrain & axles 4%
  • Lighting 4%
  • Seats 4%
  • Transmission 4%

When problems show up

Complaints by mileage, 2005 GMC Yukon Denali Complaints by odometer reading in 20,000-mile steps. The median is about 78,000 miles. 0k to 20k miles: 9 complaints 20k to 40k miles: 3 complaints 40k to 60k miles: 2 complaints 60k to 80k miles: 8 complaints 80k to 100k miles: 4 complaints 100k to 120k miles: 10 complaints 120k to 140k miles: 5 complaints 140k to 160k miles: 1 complaints 160k to 180k miles: 1 complaints 180k to 200k miles: 0 complaints 200k+ miles: 0 complaints 040k80k120k160k200k miles Typical: 78,000 miles
Based on 43 complaints that include mileage. 33% were reported before 60,000 miles. The amber marker shows the median: half of these complaints happened before that mileage.
View the numbers
MileageComplaints
0k to 20k miles9
20k to 40k miles3
40k to 60k miles2
60k to 80k miles8
80k to 100k miles4
100k to 120k miles10
120k to 140k miles5
140k to 160k miles1
160k to 180k miles1
180k to 200k miles0
200k+ miles0

What the data shows

Of the 43 complaints that include odometer readings, half describe a problem before roughly 78,000 miles. For electrical system specifically, the median reported mileage is about 69,000 miles (14 complaints with mileage).

Safety-related details: 4 complaints mention a crash; 5 complaints mention a fire.

Looking only at complaints filed within five years of the model year (so older and newer years are comparable), the 2005 ranks 5th most-complained-about out of 15 model years of the GMC Yukon Denali with enough data (42 complaints in that window).

What owners wrote

A few complaints as filed, shortened and with personal details removed. The first ones are among the most serious reports for this model year; the rest are typical.

2005 yukon denali heated seat caught fire but did not smoke it burnt into tempurpedic pillow in a plastic bag up to 15 hours causing illness and a month of bedrest and financial ruin for a mother of 4 who still has a rental and unable to go get car that is still not fixed. We were on our way to a funeral in newport beach ca from or. GM would not fix my car or allow it to be so until an investigation due to it being a thermal event and insurance said not to move due to spoilation.

October 2009 Fire

2005 yukon denali heated seat caught fire but did not smoke burnt into tempurpedic pillow up to 15 hours causing illness and a month of bedrest and financial ruin for a mother of 4 who still has a rental and unable to go get car that is still not fixed. I am afraid of the long term damage breathing toxic fumes will have on my 15 year old. You have nothing listed under heated seats please forward cases.

October 2009 Fire

1999 to present 4.8,5.3 5.7,6.0 liter engines from GM have inferior grade metal in the exhaust manifold bolts causing them to break. The vehicles will have exhaust leaks and false readings to the oxygen sensors.the exhaust leaks of raw exhaust gases in to the atmosphere translate to extra pollution into the atmosphere from all these vehicles .

Reported at 146,000 miles, October 2010

I have a snapped off parking brake component beneath my dash rendering the parking brake inoperative. I have already paid classic chevrolet to fix this same exact issue two years ago and it has just snapped again in the same way under the dash using all new correct parts.

Reported at 104,000 miles, February 2013

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