MG ZS Series Manual page 290

EMERGENCY INFORMATION
5 Remove the exterior mirror cover.
6 Remove 2 screws (1) securing the side direction
indicator lamp onto the exterior door mirror
assembly.
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7 Disconnect the connector (2) and remove the side
direction indicator lamp.
8 Remove the rubber bulb holder from the lamp
assembly （pull from lamp）.
9 Remove bulb from holder.
10 Fit bulb to bulb holder-push fit.