2023 GMC Sierra 2500: Problems & Reliability
CAUTION2023 GMC Sierra 2500: CAUTION — 28 owner complaints, complaints are arriving fast for a year only ~3 years on the road (82% severe).
CarWhere's verdict score for the 2023 is 1.39, where 1.00 is a typical Sierra 2500 year once complaints are weighted for severity and spread over time on the road; caution starts at 1.25 and avoid at 1.60. Severity drives it: 82% of those complaints report a crash, fire or injury or involve a safety-critical system (engine, powertrain, steering, brakes or fuel). Its raw count is below the median year, but it has been on the road only about 3 years, so complaints are arriving faster than for older Sierra 2500 years.
Sources: NHTSA owner complaints (ODI), recall campaigns and manufacturer service bulletins, CarWhere verified buyer prices · Model years 2015–2026 compared · Updated 2026-11-07 · By CarWhere Research · Methodology
28
NHTSA complaints
1.39
Verdict score (1.00 = typical Sierra 2500 year)
744
Service bulletins
1
Recall campaigns
2023 GMC Sierra 2500 recalls
1 recall campaign on federal record for the 2023; the campaign list is on NHTSA's record for the 2023 GMC Sierra 2500.
2023 GMC Sierra 2500 service bulletins
The manufacturer has filed 744 technical service bulletins with NHTSA for the 2023 — close to the 945 of the median Sierra 2500 year from 2015 to 2026. Coded bulletins most often cover electrical system (173), engine & cooling (136), powertrain / transmission (87). Bulletins are repair instructions for dealer technicians, not recalls.
The 2023 vs. the year before and after
From the 2022 to the 2023, owner complaints fell 33% (42 → 28) — an improvement. The 2024 that followed jumped 3.4× (28 → 96), so the 2023 is the cleaner of the two by count.
| Model year | Verdict | Complaints | Bulletins | Recalls | Avg. buyer-paid |
|---|---|---|---|---|---|
| 2022 Sierra 2500 | CAUTION | 42 | 952 | 3 | — |
| 2023 (this page) | CAUTION | 28 | 744 | 1 | — |
| 2024 Sierra 2500 | AVOID | 96 | 825 | 3 | — |
Prices are averages of CarWhere verified buyer transactions (shown when 3+ deals exist for the year). Full year-by-year table: GMC Sierra 2500 years to avoid.
Nearby Sierra 2500 years with a better rating: 2025.
Know what to pay for the right 2023 GMC Sierra 2500 — then negotiate it
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FAQ
Is the 2023 GMC Sierra 2500 reliable?
2023 GMC Sierra 2500: CAUTION — 28 owner complaints, complaints are arriving fast for a year only ~3 years on the road (82% severe). CarWhere's verdict score for the 2023 is 1.39, where 1.00 is a typical Sierra 2500 year once complaints are weighted for severity and spread over time on the road; caution starts at 1.25 and avoid at 1.60.
What are the most common 2023 GMC Sierra 2500 problems?
The 2023 GMC Sierra 2500 has 28 NHTSA owner complaints and 744 manufacturer service bulletins on file; the component breakdown is on NHTSA's record for this model year.
How many recalls does the 2023 GMC Sierra 2500 have?
1 recall campaign on federal record for the 2023 GMC Sierra 2500. Recall completion is VIN-specific, so check the exact car.
How do I check a specific 2023 GMC Sierra 2500 before buying?
Decode the VIN free at carwhere.com/tools/vin-decoder to confirm the build, then run the $9.99 CarWhere Full VIN Report for the exact VIN — recall, complaint, and service-bulletin record for this model year, the original window sticker where the manufacturer publishes one, and a market price check from verified buyers. One-time purchase, no subscription.
Sources & method
Complaint, recall and service-bulletin counts for the 2023 GMC Sierra 2500 come from NHTSA's Office of Defects Investigation; the verdict is CarWhere’s severity-weighted, time-on-road-adjusted score compared with the model’s own median year. The live complaint feed was unavailable at render, so the complaint count is the verdict engine’s stored count. Complaints are owner allegations, not verified defects. Full methodology.