2003 Gmc Yukon Denali problems, complaints & recalls
Most-reported problem areas: Service Brakes (10) · Electrical System: Instrument Cluster/Panel (8) · Electrical System (7)
🧭 Reliability snapshot
Compared against other Gmc Yukon Denali model years — complaint volume vs the model's median year, recalls and severity. How we score →
🛣️ Complaints by mileage
58 NHTSA complaints that reported an odometer reading.
Safety recalls (0)
No recalls on record for this model year (campaigns announced since 2010).
Service bulletins (445)
Technical service bulletins are repair instructions manufacturers send dealers for known issues. Unlike recalls, the fix is not automatically free — but naming the bulletin at the service desk can save diagnosis time and support goodwill repairs.
Unknown Or Other 2025-07-18 · PIP5601C · Service Bulletin/Repair Instructions
this pi communicates the requirement to provide a pico file to receive diagnostic assistance from tac.
Unknown Or Other 2025-03-28 · 23-NA-001 · Service Bulletin/Repair Instructions
this service bulletin provides information for dealers/technicians on onstar module 2g sunset information.
Unknown Or Other 2024-09-06 · PIT3271P · Service Bulletin/Repair Instructions
this preliminary information communication provides information to the technician about changing the tire and wheel size on vehicles. general motors will only support a tire calibration for tires that have been sized, tested and designed for the vehicle in question and its applications. technician s
Electrical System 2024-08-26 · General Communication · Service Campaign
vehicle wide programming (vwp) is a new process to update software on gm vehicles. it provides the ability via a single selection within techline connect to first identify which modules need updating and then proceed to updating affected modules (with some exceptions). the updating of modules is com
Power Train 2024-07-24 · 24-NA-141 · Service Bulletin/Repair Instructions
gm is receiving damaged (cracked or broken) transmission cores returned to the reman facilities. the damage is being caused either in the removal process by the technician, or inadequate packaging or shipping. this bulletin advises the dealers to be more careful not to damage the transmissions durin
Fuel/Propulsion System 2024-06-28 · 16-NA-383 · Service Bulletin/Repair Instructions
this service bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, crank no start, extended crank or misfire, mil with dtcs, and explains how top tier fuels should be used to reduce carbon build-up.
Showing the 6 most recent of 445 bulletins. Search all of them free at nhtsa.gov.
What owners report
2018-11-27 · Unknown Or Other · 170,000 mi“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.…”
2018-04-07 · Structure:body · 154,000 mi“i live in florida- it was approx 8 am, sitting outside drinking coffee on my porch. vehicle had been parked since prior afternoon and was locked (alarm engaged). suddenly, my rear window spontaneously 'exploded'. there was glass everywhere both inside and outside of the vehicle. after researching what could've caused something like this to hap…”
2018-03-21 · Vehicle Speed Control · 152,000 mi“i have a 2003 yukon denali i purchased and it has given me the reduced engine power light and almost had a few accidents on the highway because it drops the speed to 20 mph also it has the check engine codes as p0120 and p2135 i have been aware that gm has not found a solution to this and wanted to see if there is any recalls as i am very afraid o…”
2018-01-04 · Electrical System“my vehicle, due to factory alarm system, is unsafe and unfit to drive -- a death trap on wheels. it turned the vehicle off, while driving, and locked me inside! i was thankfully driving down the fl keys, on a bridge but at the end of the bridge, so i was able to coast down and off the bridge to a shoulder... if it had died anywhere else on the b…”
2017-09-14 · Wheels · 128,000 mi · 💥 crash“i was traveling south on summit crossing rd. fredericksburg va. 22408 at approx.45 mil.per hr. ,when i heard a big bang ,the steering locked ,the vehicle went directly hard left,and struck large trees destroying the front end. about 3 minutes after the crash the steering wheel air bag went off in my face.i exited the vehicle to find a damaged front…”
2017-07-28 · Service Brakes“brakes lines rusted which led to catastrophic failure of brake system. repair cost $1,000. there are multiple thousands of complaints regarding this type of brake failure in this make, model, & year. this should be a mandatory factory recall. someone is going to die because gm is not being forced to fix their faulty equipment. my vehicle was in mot…”
2016-06-19 · Service Brakes · 145,000 mi“brakes failed while driving on city street with no warning could not stop at red light. immediately pulled over and noticed brake fluid leaking from left side of vehicle from a broken brake line.…”
2015-06-08 · Exterior Lighting · 82,000 mi“truck started to have major eletrical issues. blubs burning out often sockets burning out had to replace too often. light covers melting. headlights out and will not come back on for days, have to tap them to get them to come back on. horn blows from alarm all times of the day and night. inside lights on dash, steering wheel and doors will not work…”
2015-04-21 · Electronic Stability Control (Esc) · 76,000 mi“my wife was driving 75 mph on the interstate when she heard a "ding" and the information center said "service stability" "engine power reduced" it then took all engine power from the vehicle immediately causing it to slow to a very unsafe 20 mph almost instantly and caused her to narrowly avoid being hit from behind. this happened several more …”
2014-10-03 · Service Brakes · 💥 crash“my daughter was driving and when slowing down the brakes failed to work. the vehicle was not able to stop and collided with the vehicle in front. luckily nobody was injured in this collision. after inspection, i noticed fluid on the ground at the rear left (driver's side rear), and looked under the vehicle to see where the fluid may be coming from…”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.