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    4. : What does code 21 mean on the Opel Astra?

What does code 21 mean on the Opel Astra?
What does code 21 mean on the Opel Astra?

Years: 2015-2022
The message "code 21" on the dashboard of the Opel Astra indicates that the left position light bulb has burned out and needs to be replaced. The operation can be carried out independently by purchasing a new light bulb that meets the specifications indicated in the user manual.

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How to Enter the Radio Code for the Opel Astra
How to Enter the Radio Code for the Opel Astra
Vauxhall Astra (1998-2006 / Astra G)
In this brief guide, we will see the instructions that will allow us to enter the radio code for the Opel Astra, thus unlocking all radio stations. F…
What Does Error Code 82 Mean on the Opel Astra?
What Does Error Code 82 Mean on the Opel Astra?
Vauxhall Astra (2009-2016 / Astra J) Error code 82 indicates that the oil change interval level has been reached. This error code activates on all Opel vehicles. Today, we will specifica…
What does error code 35 indicate on the Opel Astra?
What does error code 35 indicate on the Opel Astra?
Vauxhall Astra (2015-2022 / Astra K) The "error code 35" on Opel vehicles, especially on the Opel Astra, Meriva, and Insignia models, corresponds to the maintenance and control system of…

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