Customer states that the CEL is lit in the instrument cluster Cause Debris in the coolant system
Mercedes-Benz technical service bulletin LI20.10-P-076206 for 2023-2024 Mercedes-Benz AMG C43, 2020-2024 Mercedes-Benz AMG Cla45 and 2021-2023 Mercedes-Benz AMG Gla45 and others.
- Bulletin number
- LI20.10-P-076206
- Component
- Engine
- Summary
- Complaint Customer states that the CEL is lit in the instrument cluster Cause Debris in the coolant system. Remedy An updated thermostat will be installed. It must be requested through a TIPS case. In your request include a contact name, phone number, and shipping address for the thermostat. New screws must also be installed with the revised thermostat, PN N000000006341 (qty 5) will be used in place of the existing M8 screws. The new screws must be torqued to 8 Nm. Besides these two revisions, follow the instructions in WIS for removal and installation. After replacement, fill and bleed the coolant system per the instructions in WIS for the model that is being worked on.
Owners of these vehicles have filed 1 complaints in the engine category.
Vehicles covered
- Mercedes-Benz AMG C43 2023-2024 20232024
- Mercedes-Benz AMG Cla45 2020-2024 20202021202220232024
- Mercedes-Benz AMG Gla45 2021-2023 202120222023
- Mercedes-Benz AMG C43 4matic 2023 2023
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