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September 10, 2020 Service bulletin

This informational bulletin provides information for dealers/technicians on Normal Characteristic

Chevrolet technical service bulletin 20NA160 for 2021 Chevrolet Tahoe, 2021 Chevrolet Suburban and 2021 Chevrolet Blazer and others.

Bulletin number
20NA160
Component
Electrical system
Summary
This informational bulletin provides information for dealers/technicians on Normal Characteristic - Wireless Phone Projection Audio Cuts Out Every 10 Seconds on New/Unsold Vehicles.

Owners of these vehicles have filed 235 complaints in the electrical category.

Vehicles covered

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