2023 Chevrolet Suburban Engine Problems
Owners have filed 69 complaints with NHTSA about engine problems on the 2023 Chevrolet Suburban, 53% of all complaints for this model year. Half of the reports with a mileage happened before 43,300 miles. The words owners use most often: “l87 engine” (7% of reports).
- 69engine complaints
- 43,300median miles at failure
- 0mention a crash
- 0mention an injury
- 1related recalls
- 76%of reports with a speed happened at 50+ mph
What owners describe
Phrases that appear unusually often in these complaints compared with complaints about other cars.
- L87 engine: mentioned in 5 of 69 complaints (7%)
- Oil pressure: mentioned in 5 of 69 complaints (7%)
At what mileage do engine problems happen?
Based on 8 complaints that reported the odometer reading.
How serious are the reports?
None of the 69 complaints report a crash, fire or injury.
Chevrolet Suburban engine complaints by model year
| Model year | Engine complaints | Share of that year | Median miles |
|---|---|---|---|
| 2024 Suburban | 24 | 55% | 16,600 |
| 2023 Suburban | 69 | 53% | 43,300 |
| 2022 Suburban | 62 | 50% | 59,583 |
| 2021 Suburban | 87 | 44% | 48,063 |
| 2020 Suburban | 17 | 39% | 92,500 |
| 2019 Suburban | 26 | 33% | 81,000 |
| 2018 Suburban | 19 | 23% | 88,000 |
| 2017 Suburban | 25 | 18% | 94,400 |
| 2016 Suburban | 27 | 12% | 60,000 |
| 2015 Suburban | 39 | 9% | 65,679 |
| 2014 Suburban | 1 | 2% | 124,000 |
| 2013 Suburban | 16 | 14% | 110,000 |
| 2012 Suburban | 12 | 12% | 64,500 |
| 2011 Suburban | 10 | 7% | 83,000 |
| 2010 Suburban | 6 | 5% | 125,000 |
| 2009 Suburban | 10 | 9% | 120,000 |
| 2008 Suburban | 25 | 12% | 125,000 |
| 2007 Suburban | 27 | 9% | 156,000 |
| 2005 Suburban | 6 | 5% | 120,000 |
| 2004 Suburban | 6 | 3% | 99,500 |
| 2003 Suburban | 4 | 1% | 127,500 |
| 2002 Suburban | 2 | 1% | 193,337 |
| 2001 Suburban | 7 | 2% | 162,000 |
| 2000 Suburban | 1 | 0% | 232,000 |
| 1999 Suburban | 2 | 0% | 116,000 |
| 1997 Suburban | 1 | 0% | 76,900 |
When owners reported it
Related recalls (1)
Engine and engine cooling:engine:hard parts internal/mechanical
Problem: General Motors LLC (GM) is recalling certain 2021-2024 Cadillac Escalade and Escalade ESV, Chevrolet Silverado 1500, Suburban, and Tahoe, GMC Sierra 1500, Yukon, and Yukon XL vehicles equipped with a 6.2L V8 gas engine. The connecting rod and/or crankshaft engine components may have manufacturing defects that can lead to engine damage and engine failure.
Risk: Engine failure increases the risk of a crash.
Fix: Dealers will inspect the engine, and as necessary, repair or replace the engine. For vehicles that pass inspection, dealers will add higher viscosity oil, install 6 oil fill cap, replace the oil filter, and update the owner's manual. Repairs will be performed free of charge. Owner notification letters were mailed June 18, 2025. Owners may contact Cadillac customer service at 1-800-333-4223, Chevrolet customer service at 1-800-222-1020, or GMC customer service at 1-800-462-8782. GM's number for this recall is N252494000.
What owners report
Short excerpts of recent complaints, with personal details removed. Full reports are on NHTSA.gov.
I was driving south on Highway 395 with 2 of my friends on our way home from vacation, which is a 2 lane road in the mountains. About 45 miles north of Victorville, CA. As I was accelerating, my vehicle all of a sudden dropped adaptive cruise control, the engine light started blinking, traction…
Tuesday October 6th, 2026, I dropped my 2 children off at school and was driving on the highway to work through heavy traffic when I had a suddenly loud knocking coming from my car, transmission not wanting to shift properly, high rpmâs for extended periods of time. I was able to safely make it…
2023 Chevrolet Suburban, 6.2L L87, included in Recall 25V-274 and NHTSA EA26005. Recall service was performed XXX at 20,259 miles; the engine passed inspection and received the 0W-40 oil remedy. I noticed that the oil level was low after the dealer had serviced the engine so I topped it off. At the…
Frequently asked questions
Do all 2023 Chevrolet Suburbans have engine problems?
No. NHTSA has 69 owner complaints about engine for the 2023 Chevrolet Suburban (53% of the 130 complaints for this model year). Complaint data shows that the problem is reported, not how many of all cars sold are affected.
Was there a recall on the 2023 Chevrolet Suburban engine?
Yes: 1 safety recall list engine. Check your VIN on NHTSA.gov to see whether the fix was done on your car.
At what mileage do engine problems start?
The median reported mileage is 43,300 miles: half of the reports with a mileage came before that.
What do owners say about engine problems on the 2023 Chevrolet Suburban?
The most frequent phrase is “l87 engine”, in 5 of 69 complaints, followed by “oil pressure” (5).
See all 2023 Chevrolet Suburban problems or engine problems across all Suburban years.