2020

Service Engine Soon Illuminated in Driver Information Center (DIC) and/or a Malfunctioning Fuel Gauge, DTC U0076/U18A2/P1001/P1434 or Other Message Counter Incorrect Codes Set – 2020-2022 Chevrolet Malibu

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2022 Chevrolet Malibu

NHTSA ID Number: 10219289 Manufacturer Communication Number: 21-NA-186 Summary This service bulletin provides repair information to correct a customer concern of Service Engine Soon Illuminated in DIC and/or a Malfunctioning Fuel Gauge with DTC U0076/U18A2/P1001/P1434 or Other Message Counter Incorrect Codes Set.   Condition Some customers may comment on a Service Engine Soon (SES) light and/or a … Read more

Rear Wheel Lock Up, ABS Event, Loud Bang and a Flashing “D” on Driver Information Center (DIC) when Lightly or Moderately Accelerating, Forcing an 8-7 or 8-6 Downshift – 2019-2021 Cadillac Chevrolet GMC

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Chevrolet GMC Cadillac

NHTSA ID Number: 10219291 Manufacturer Communication Number: 21-NA-275 Summary This service bulletin provides repair information to correct customer concerns of Rear Wheel Lock Up, ABS Event, Loud Bang and a Flashing “D” on Driver Information Center (DIC) when Lightly or Moderately Accelerating Forcing an 8-7 or 8-6 Downshift.   Condition Some customers may comment on the following … Read more

Information on Mimamori ECU Download (Health Report) – 2016-2023 Chevrolet Medium Duty (LCF)

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2021 Chevrolet 6500XD

NHTSA ID Number: 10219280 Manufacturer Communication Number: 17-NA-050 Summary This service bulletin explains how a health report is required when doing repairs on MD LCF vehicles.   Information Important: Perform the Mimamori ECU download before clearing the DTC and before diagnosing the vehicle. In an effort for continuous improvement, there is a need to obtain Mimamori ECU … Read more

Remote Keyless Entry (RKE) System Operational Change for Front Trunk Function – 2020-2023 Chevrolet Corvette

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2023 Chevrolet Corvette

NHTSA ID Number: 10224821 Manufacturer Communication Number: 20-NA-172 Summary This service bulletin provides information on Remote Keyless Entry (RKE) System Operational Change for Front Trunk Function.   Condition Some customers may comment that the remote keyless function for the front hood button does not work.   Cause The cause of the condition may be due to a … Read more

Convertible Top May Not Lower Intermittently, DTC B19E4 SYM64 May be Stored in History – 2020-2023 Chevrolet Corvette

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2023 Chevrolet Corvette

NHTSA ID Number: 10224823 Manufacturer Communication Number: 21-NA-192 Summary This service bulletin provides repair information to correct a customer concern of the Convertible Top May Not Lower Intermittently, Technician may find DTC B19E4 SYM64 Stored in History.   Condition Some customers may comment that the convertible top may not lower intermittently. Technicians may find DTC B19E4 SYM64 … Read more