Astra L4-1.8L (2009)
7. Remove the bench seat.
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Unlock the 2 front brackets (1).
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Support the 2 bench seats from the rear bracket.
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Push the seat simultaneously backwards and upward.
8. Detach the rear seat backrest (l).
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Remove the 4 bolts (2) at the front.
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Remove the 3 belt buckles (1).
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Fold down the rear seat backrest (II).
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Remove the 4 rear bolts (2).