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GMC TSB #21NA030
2018 GMC Acadia
Affected Component: BACK OVER PREVENTION
Date Published
APR 09, 2021
NHTSA TSB #
10194094
TSB Document
MC-10194094-9999.pdf
Summary
This service bulletin provides a procedure to correct a customer concern of Engine Noise and/or Belt Squeak, MIL Illuminated.