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Owner complaints · Engine

2023 GMC Yukon engine problems

326 of the 458 complaints owners filed with NHTSA about the 2023 GMC Yukon name the engine (NHTSA’s “Engine” heading — the engine and its cooling system). Filed under the same heading: 515 manufacturer bulletins, 1 recall, 4 NHTSA investigations. Every figure below is a document in a federal file, linked; none is a failure rate, and none is a verdict on any one car.

326 complaints 71% of this model year’s 1 report a crash typically at 38k miles

What owners filed about the engine

Source: NHTSA complaint database
326complaints name the engine

1 of the 326 reports a crash · 0 a fire · 7 injuries. Self-reported, unverified.

Filed per year: 2023: 1 · 2024: 8 · 2025: 193 · 2026: 124

38kmiles, typically

Half of the 33 owners who gave an odometer reading reported the engine problem between 26,000 and 50,000 miles. A median of reports, not the life of a part.

71%of this model year’s complaints

458 complaints in all about the 2023 GMC Yukon, 124 filed in 2026. The whole picture, every system →

Counts are owner reports to NHTSA, not verified defects, and scale with how many of these were sold; nothing here is a rate. NHTSA groups complaints coarsely, so “Engine” means the same area of the vehicle, not one fault.

Across model years: GMC Yukon engine problems, every year on file →

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In owners’ own words

Source: NHTSA complaint database

Filed with NHTSA by the people who own these cars, about the engine. Quoted as written, with anything identifying removed; unverified reports — what was said, not a finding that it was true.

My engine stopped while I was driving. Unable to accelerate and the car will not start and is dead. Transmission light and DEF service lights came on. Luckily I was able to pull over to safety, barely. It was towed to the GMC dealership and waiting for it to be looked at.
Engine Jan 22, 2025 NHTSA owner report
On I was driving about 75mph on the freeway and suddenly the vehicle gear switched from drive to neutral. The vehicle dashboard read "vehicle condition not safe for shift" I tried to put the car back in drive by pushing the drive button but the vehicle was stuck in neutral.
Engine Jan 22, 2025 NHTSA owner report
The vehicle stopped, and I was unable to manually put it in Neutral. I had it towed to the dealership and was told that my engine was froze up. I have 25,000 miles on my Denali. This is not normal. My truck just "stopped" and would not move on a busy traffic road- why are the vehicles failing at less than 30,000 miles?
Engine Jan 21, 2025 NHTSA owner report
I purchased a 2023 Yukon Denali Ultimate new in December 2023. It has 25,000 miles on it. Last week my wife was driving on the interstate and the vehicle abruptly shut down leaving her stranded on a narrow shoulder on a bridge. After it was towed to the dealer, the diagnosis was a connecting rod failure requiring an engine replacement.
Engine Jan 20, 2025 NHTSA owner report
The engine turned off while driving TWICE with NO WARNING. The first time the engine turned off without warning doing around 60MPH but was able to be restarted and ran normally for about a week or so. The second and final time that the engine turned off without warning was about a week after the first incident.
Engine Jan 20, 2025 NHTSA owner report

What is on file about the engine

Source: NHTSA recalls, investigations and manufacturer communications

Recall filed under this heading

NHTSA investigations

515 manufacturer bulletins filed under this heading

The 0 newest are listed; every one is on the model year’s page. Quote the document number at a service desk — it is a diagnosis the maker has already written down.

Trouble codes named on this system

P062B P023F P129F P0102 P20E8 P2463 P249C U060F

Codes a bulletin or an owner’s complaint about the 2023 GMC Yukon names on this model year; a code with a record of its own links it.

Other systems with a record on the 2023 GMC Yukon

Source: the same files
From here

Common questions

Source: NHTSA complaint database, recalls and manufacturer communications

Are engine problems common on the 2023 GMC Yukon?

They are documented: NHTSA holds 326 owner complaints naming the engine on this model year (71% of everything owners filed about it), and 515 manufacturer bulletins, 1 recall, 4 NHTSA investigations are filed under the same heading. Whether it is a problem on one particular car is a diagnosis, not a count, and a count says nothing about how many were sold.

Is there a recall for the engine on the 2023 GMC Yukon?

Yes — one campaign is filed under this heading: 25V274000. A recall is matched by VIN; check yours at nhtsa.gov/recalls.

When do engine problems show up on the 2023 GMC Yukon?

Owners who gave an odometer reading reported it at a median of 38,118 miles; half of them between 26,000 and 50,000. That is when reports cluster, not the life of a part.

What does NHTSA's "Engine" heading cover?

The engine and its cooling system. Owners choose the heading when they file, so it says which area of the vehicle the complaint is about, not which part failed.