2020 Toyota Avalon: Problems & Reliability
BEST2020 Toyota Avalon: BEST — 11 owner complaints, 0.4× the Avalon median year by raw count; top issue: fuel / propulsion system (5 complaints).
The Toyota Avalon isn't scored by the verdict engine yet, so the 2020 is ranked on volume — owner complaints plus a quarter weight for service bulletins. It ranks 11th of 12 model years from 2011 to 2022, one of the two lightest records among years at least a year old.
Sources: NHTSA owner complaints (ODI), recall campaigns and manufacturer service bulletins, CarWhere verified buyer prices · Model years 2011–2022 compared · Updated 2026-11-07 · By CarWhere Research · Methodology
11
NHTSA complaints
0.4×
vs. median Avalon year
191
Service bulletins
3
Recall campaigns
Most-reported 2020 Toyota Avalon problems
Fuel / propulsion system is the clear leader, named in 45% of complaints.
| Component | Complaints | Share of 2020 complaints |
|---|---|---|
| Fuel / propulsion system | 5 | 45% |
| Forward collision avoidance | 2 | 18% |
| Wheels | 1 | 9% |
| Air bags | 1 | 9% |
| Steering | 1 | 9% |
A complaint can name more than one component, so shares can add up to more than 100%.
2020 Toyota Avalon recalls
3 recall campaigns on federal record for the 2020, reported between Nov 4, 2020 and Dec 20, 2023.
2020 Toyota Avalon service bulletins
The manufacturer has filed 191 technical service bulletins with NHTSA for the 2020 — close to the 244 of the median Avalon year from 2011 to 2022. Coded bulletins most often cover electrical system (45), structure (34), engine (26). Bulletins are repair instructions for dealer technicians, not recalls.
The 2020 vs. the year before and after
From the 2019 to the 2020, owner complaints fell by more than half (71 → 11) — an improvement. The 2021 that followed rose 91% (11 → 21), so the 2020 is the cleaner of the two by count.
| Model year | Verdict | Complaints | Bulletins | Recalls | Avg. buyer-paid |
|---|---|---|---|---|---|
| 2019 Avalon | — | 71 | 219 | 4 | — |
| 2020 (this page) | BEST | 11 | 191 | 3 | — |
| 2021 Avalon | — | 21 | 169 | 2 | — |
Prices are averages of CarWhere verified buyer transactions (shown when 3+ deals exist for the year). Full year-by-year table: Toyota Avalon years to avoid.
What to check on a used 2020 Toyota Avalon
Fuel / propulsion system (5 complaints on the 2020): smell for fuel around the car, watch for hesitation or stalling, and check for a lit check-engine light.
Forward collision avoidance (2 complaints on the 2020): ask about false automatic-braking events and look for driver-assist warning messages.
Wheels (1 complaint on the 2020): check for bent rims and feel for vibration at highway speed.
Air bags (1 complaint on the 2020): confirm the air bag warning light goes out after start-up and that every air bag recall was completed on this VIN.
Steering (1 complaint on the 2020): check for a steering warning light, heavy or notchy steering at parking speed, and clunks over bumps.
Recalls: confirm all 3 campaigns above were completed on this VIN.
Nearby Avalon years with a better rating: 2022.
Know what to pay for the right 2020 Toyota Avalon — then negotiate it
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FAQ
Is the 2020 Toyota Avalon reliable?
2020 Toyota Avalon: BEST — 11 owner complaints, 0.4× the Avalon median year by raw count; top issue: fuel / propulsion system (5 complaints). The Toyota Avalon isn't scored by the verdict engine yet, so the 2020 is ranked on volume — owner complaints plus a quarter weight for service bulletins. It ranks 11th of 12 model years from 2011 to 2022, one of the two lightest records among years at least a year old.
What are the most common 2020 Toyota Avalon problems?
By NHTSA owner complaints, the most-reported areas on the 2020 Toyota Avalon are fuel / propulsion system (5, 45%), forward collision avoidance (2, 18%), wheels (1, 9%). The manufacturer has 191 service bulletins on file for this model year.
How many recalls does the 2020 Toyota Avalon have?
3 recall campaigns on federal record for the 2020 Toyota Avalon, most recently 23V865000 (Dec 20, 2023, air bags); 20V734000 (Nov 25, 2020, air bags); 20V682000 (Nov 4, 2020, fuel system, gasoline). Recall completion is VIN-specific, so check the exact car.
How do I check a specific 2020 Toyota Avalon 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 2020 Toyota Avalon come from NHTSA's Office of Defects Investigation; the model is ranked on complaint and bulletin volume until the verdict engine scores it. Complaints are owner allegations, not verified defects. Full methodology.