NHTSA service bulletin

NHTSA Service Bulletin 10225805: 2019, 2020 Mercedes-benz A 220

Official manufacturer communication context for 2019, 2020 Mercedes-benz A 220, with affected products, buyer checks and links into Carchieve recall, problem and VIN research.

NHTSA service bulletin 10225805 summary graphic for 2019, 2020 Mercedes-benz A 220
10225805NHTSA document ID
Service campaigncommunication type
5affected product rows
90/100quality score

Reviewed June 2026 from NHTSA manufacturer communication and service bulletin records. Carchieve is independent and not affiliated with any vehicle manufacturer or government agency.

Quick answer

Mercedes-Benz AG (MBAG), the manufacturer of Mercedes-Benz, has determined that on certain MY 2019-2020 A-Class and CLA-Class (118 and 177 platform) vehicles, the transmission control unit software does not correspond with the current series configuration. The possibility exists that the vehicle does not start and the fault message vehicle at risk of rolling and transmission not in P position is incorrectly shown. Upon cycling the ignition the vehicles function could be restored. What Were Doing MBUSA will conduct a service campaign. An authorized Mercedes-Benz dealer will update the transmission control unit software

What this bulletin may mean before buying

Treat this as service research, not a verdict on one car. Before you buy, compare this communication with official recall campaigns, model-level owner complaint patterns, and the exact vehicle’s VIN-decoded specifications. A bulletin can help you ask a seller or dealer sharper questions about software updates, known repairs, warranty extensions and service history.

Affected products listed in this communication

MakeModelModel yearsBuyer note
Mercedes-benzA 2202019, 2020Ask for service records and run the exact VIN before purchase.
Mercedes-benzAmg A352020Ask for service records and run the exact VIN before purchase.
Mercedes-benzAmg Cla352020Ask for service records and run the exact VIN before purchase.
Mercedes-benzAmg Cla452019, 2020Ask for service records and run the exact VIN before purchase.
Mercedes-benzCla 2502019, 2020Ask for service records and run the exact VIN before purchase.

Buyer checklist

  1. Run the 17-character VIN and confirm the year, make, model, engine and equipment match the listing.
  2. Check recall campaign pages for safety actions that may require dealer repair.
  3. Compare this bulletin with common problem pages for the same model and component area.
  4. Ask the seller or dealer whether the bulletin procedure, update or inspection has already been completed.
  5. Use the used-car buying checklist and get an independent inspection.

Frequently asked questions

What is NHTSA service bulletin 10225805?

Mercedes-Benz AG (MBAG), the manufacturer of Mercedes-Benz, has determined that on certain MY 2019-2020 A-Class and CLA-Class (118 and 177 platform) vehicles, the transmission control unit software does not correspond with the current series configuration. The possibility exists that the vehicle does not start and the fault message vehicle at risk of rolling and transmission not in P position is incorrectly shown..

Is a service bulletin the same as a recall?

No. A recall is a safety campaign with a required remedy for affected VINs. A service bulletin or manufacturer communication usually describes diagnostic, repair, software, warranty or service information.

How should a used-car buyer use this bulletin?

Use it as a research signal. Compare it with recalls, owner complaints, service records, a VIN report and an independent inspection before buying.

Check the exact VIN before you buy

Model-level pages show public safety patterns. A full VIN report helps confirm the exact vehicle, decoded specs, recall applicability and buyer checks.

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