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2006 GMC Yukon Denali problems

The most common problem on the 2006 GMC Yukon Denali is engine and cooling. It has fewer complaints than a typical Yukon Denali model year.

Fewer complaintsAmong the best years of this model
Year score
80/100
Owner complaints
21
Recalls
0
Service bulletins
691
Worst area
Engine

The worst 2006 GMC Yukon Denali problems

Ranked by number of owner complaints. Mileage and cost come from what owners wrote.

  • Engine
    4
  • Locks
    4
  • Driver assistance
    3
  • Body
    2
  • Brakes
    2

Problems by type

Tap a problem to see which part fails, at what mileage and in which other years.

  • Engine
    4
  • Locks
    4
  • Driver assistance
    3
  • Body
    2
  • Brakes
    2
  • Transmission
    2
  • Airbags
    1
  • Electrical
    1
  • Lights
    1
  • Tires
    1
  • Visibility
    1

Recalls

No recalls on record for this model year.

Technical service bulletins for the 2006 GMC Yukon Denali 691

Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.

See all 691 bulletins for the 2006 GMC Yukon Denali

What 2006 GMC Yukon Denali owners say

Most recent owner complaints, unedited.

Filed Sep 5, 2018 · Electrical · 129,474 miles · AZ · fire

The passenger side under dash bored caught on fire. Wile driving down the street it started to smoke and I saw flam. I was able to put flam out and lucky was a block from home. I parked it turned it off it seamed like the fire was out and no smoke .about 15 min later I go out side and my truck is in fire it burnt the whole in side of cab. I believe it was the moter blower that set on fire due to thats were fire came from .as well when I looked under the hood there was nothing wrong with it still perfect condition. So all fire damage I's completey inside SUV were the moter blower is .

Filed Jul 15, 2018 · Body · 188,750 miles · TX

Rear lift glass hinges are defective and gm has known about the issues for years and has not issued any recall to replace. Poor design is the problem. Glass flew off while driving in normal conditions. Safelite auto (972.379-2704) replaced glass on 6/16/18. Defective hinge broke again, on 7/3/18. Safelite replaced glass with oem part. Defective hinge failed again from oem part on 7/11/18. Safelite contact local chevy dealership, (classic chevy, plano, tx, 469.685.1560). Another oem part will be replaced on 7/16/18. This is a major safety issue. There are hundreds of owners having the same problem. Url reference: https://www.gminsidenews.com/forums/f31/03-yukon-xl-rear-glass-hinges-35335/ the federal safety agency please investigate asap for someone is hurt or killed from the glass flying off. Thank you.

Filed Oct 25, 2017 · Engine · TN

Exhaust leak bolt broken passenger side

Filed Sep 8, 2017 · Brakes · 198,000 miles · IN · crash

Severe brake line corrosion and corrosion at wheel speed sensors causes ABS to activate at low speeds. I had 2 near miss crashes and then car would not stop and I hit a fence in my yard yesterday. I have 4 other vehicles , a dodge, bmw, and 2 honda, all older than this one, and do not have the. Corrosion on the brake lines. There is an issue with the material used in the gmc brake lines that causes it to severely corrode. Malfunction occurs intermittently.

Filed Oct 10, 2015 · Driver assistance · GA

When accelerating from a stop the electronic control system kick in bringing the vehicle to a stop! This is very dangerous while in traffic and is a huge safety concern. Dealer suggest replacing the brake sensor or disabling it. First occurrence of this event the vehicle had 35k miles. This should be a recall given the implications of a faulty system.

Filed May 17, 2014 · Lights · 64,000 miles · OH

The upper brake indicator light (bar) on top of the rear lift gate door malfunctioned. I did not realize that it had not been working or for how long. Obviously this was a dangerous situation. The dealer claims it "burned out" after discovering it during inspection of another problem, however, none of my other vehicles have ever needed replacements for these LED lights. After paying $300, for a new brake light bar it worked. It seems to me that it shorted out or may have had wires that became corroded. Just one of a multitude of continuing electrical problems with this vehicle.

Filed May 17, 2014 · Transmission · 65,000 miles · OH

When accelerating from a red light and turning right, the powertrain suddenly disengaged, nearly causing an accident from unsuspecting drivers behind my yukon. The engine remains on, the shifter (automatic) has not moved and indicates "drive". Moving the shifter to other gears did not help either. Thinking quickly, I turned off the engine, placed vehicle in "p", restarted, and shifted back to "d" which did not work. I then placed engine in "3" and was able to continue driving in third gear until arriving home. The gmc dealer said they could not find anything wrong, went ahead and changed a shift cable for $1,100 and I continue to have the same problem.

Filed Mar 28, 2014 · Airbags · 50,000 miles · IL

Tl* the contact owns a 2006 gmc yukon denali. The contact stated that she started the vehicle and the service air bag light illuminated. The vehicle was taken to the dealer for inspection and they stated that the impact air bag sensors needed to be repaired. The vehicle was not repaired. The manufacturer was not notified of the failure. The failure mileage was 50,000. Updated 06/10/14*lj updated 06/12/2014

Filed Oct 17, 2013 · Driver assistance, Engine · CO

Reduced engine power forced the vehicle to remain under 25 MPH on a busy road where I was unable to pull off due to lack of shoulder. Restart of the vehicle after I came to a place I could stop, yielded the same error and lack of power.

Filed Mar 2, 2013 · Engine · 120,875 miles · CA

Noise coming from drivers side like lifter noise found first two bolts on the head broken for the manifold.

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Questions about the 2006 GMC Yukon Denali

Is the 2006 GMC Yukon Denali reliable?

Owners have filed 21 complaints about the 2006 GMC Yukon Denali, fewer than a typical Yukon Denali model year.

What is the 2006 GMC Yukon Denali year score?

The 2006 GMC Yukon Denali scores 80 out of 100 (good). The score compares it with the other model years of the GMC Yukon Denali: 75 is a typical year, 50 means twice the usual complaints, and serious complaints and recalls lower it.

What is the most common problem with the 2006 GMC Yukon Denali?

Engine and cooling, with 4 complaints. Next is locks (4).

How many recalls does the 2006 GMC Yukon Denali have?

No recalls on record.

What year does the GMC Yukon Denali have bad engine?

The GMC Yukon Denali model years with the most engine complaints are 2007 (13 complaints) and 2003 (12 complaints).

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