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April 19, 2021 Service bulletin

This service bulletin provides a procedure to splice in a missing circuit to correct a condition where...

Chevrolet technical service bulletin 21NA084 for 2021 Chevrolet Tahoe.

Bulletin number
21NA084
Component
Electrical system
Summary
This service bulletin provides a procedure to splice in a missing circuit to correct a condition where certain electronics and lighting installed after an upfit will not work in accessory mode.

Owners of these vehicles have filed 58 complaints in the electrical category.

Vehicles covered

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