Removal Procedure

WARNING: This page is about a different car, the 2020 GMC Terrain and 2020 Chevrolet Equinox. However, it is still accessible from the selected car via links, so may be relevant.

Disconnect the battery negative cable. Battery Negative Cable Disconnection and Connection (KL9)
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Battery Distribution Engine Compartment Fuse Block Cover (1) - Open
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Retaining Tab (1) - Disengage [2x]
Junction Block Cover (2) - Remove
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Battery Positive Junction Block Cable Nut (1) - Remove [2x]
Battery Positive Junction Block Cable (2) - Reposition away
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Retainer (2) - Disengage [2x]
Battery Positive Junction Block Cable (1) - Remove