NHTSA service bulletin

NHTSA Service Bulletin 10186154: 2019, 2020 Mercedes-benz Amg Cls53

Official manufacturer communication context for 2019, 2020 Mercedes-benz Amg Cls53, with affected products, buyer checks and links into Carchieve recall, problem and VIN research.

NHTSA service bulletin 10186154 summary graphic for 2019, 2020 Mercedes-benz Amg Cls53
10186154NHTSA document ID
Manufacturer communicationcommunication type
12affected product rows
80/100quality 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 Model Year (?MY?) 2019-2020 CLS-Class, E-Class, and GLE-Class (167, 213, 238, and 257 Platform) vehicles, the software for the on-board electrical system battery control unit does not correspond to the current series production configuration.

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-benzAmg Cls532019Ask for service records and run the exact VIN before purchase.
Mercedes-benzAmg E632019Ask for service records and run the exact VIN before purchase.
Mercedes-benzAmg E63s2019, 2020Ask for service records and run the exact VIN before purchase.
Mercedes-benzAmg Gle432020Ask for service records and run the exact VIN before purchase.
Mercedes-benzAmg Gle632019, 2020Ask for service records and run the exact VIN before purchase.
Mercedes-benzCls 4502019, 2020Ask for service records and run the exact VIN before purchase.
Mercedes-benzE 3002019Ask for service records and run the exact VIN before purchase.
Mercedes-benzE 4502019, 2020Ask for service records and run the exact VIN before purchase.
Mercedes-benzE63 Amg2020Ask for service records and run the exact VIN before purchase.
Mercedes-benzGle 3502019, 2020Ask for service records and run the exact VIN before purchase.
Mercedes-benzGle 350 E2020Ask for service records and run the exact VIN before purchase.
Mercedes-benzGle 4502020Ask 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 10186154?

Mercedes-Benz AG (?MBAG?), the manufacturer of Mercedes-Benz, has determined that on certain Model Year (?MY?) 2019-2020 CLS-Class, E-Class, and GLE-Class (167, 213, 238, and 257 Platform) vehicles, the software for the on-board electrical system battery control unit does not correspond to the current series production configuration.

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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