2020 GMC Acadia: Problems & Reliability
The 2020 GMC Acadia has 106 NHTSA owner complaints, 880 manufacturer service bulletins, and 6 recall campaigns on federal record, led by engine and electrical system issues. Among the 12 GMC Acadia model years with federal records, it ranks 7th by combined complaint and bulletin volume.
Sources: NHTSA complaints (ODI), manufacturer service bulletins, recall campaigns, CarWhere verified buyer prices · Updated 2026-11-05 · By CarWhere Research · Methodology
106
NHTSA complaints
880
Service bulletins
6
Recall campaigns
—
Avg. buyer-paid
Most-reported problem areas on the 2020 GMC Acadia
Engine — 29 owner complaints filed with NHTSA for this model year.
Electrical System — 28 owner complaints filed with NHTSA for this model year.
Power Train — 22 owner complaints filed with NHTSA for this model year.
How the 2020 compares to adjacent years
Counts are raw federal filings, not adjusted for sales volume. Prices are averages of CarWhere verified buyer transactions (shown when 3+ deals exist for the year). Full year-by-year table: GMC Acadia years to avoid.
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FAQ
Is the 2020 GMC Acadia reliable?
The 2020 GMC Acadia has 106 NHTSA owner complaints, 880 manufacturer service bulletins, and 6 recall campaigns on federal record, led by engine and electrical system issues. Among the 12 GMC Acadia model years with federal records, it ranks 7th by combined complaint and bulletin volume. Counts are raw federal filings, not adjusted for sales volume.
What are the most common problems with the 2020 GMC Acadia?
The most-reported problem areas for the 2020 GMC Acadia in NHTSA owner complaints are engine, electrical system, power train. Service bulletins (880 on file) show what the manufacturer issued repair guidance for.
Does the 2020 GMC Acadia have recalls?
Yes — 6 recall campaigns on federal record for the 2020 GMC Acadia. Recall completion is VIN-specific: run the exact VIN to see whether the work was actually done on the car you're considering.
Is the 2020 GMC Acadia a good year to buy?
The 2020 sits mid-pack among GMC Acadia model years on the federal record; the 2025 and 2023 years have the cleanest records. Judge the specific car: run the VIN and get an inspection.
How do I check a specific 2020 GMC Acadia 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.