Diagnostic Tips

SES Light – Reduced Power – DIC Warning Messages – Reduced Steering Message – Stabilitrack Message – 2019-2022 Cadillac Chevrolet GMC

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Chevrolet GMC Cadillac

NHTSA ID Number: 10224277 Manufacturer Communication Number: PIT5847F Summary This Preliminary information communicates that a vehicle may come into the dealer with various concerns which may include a service engine light or various warning messages on the DIC. The technician is instructed to inspect a wiring harness for chaffing on a bracket which is located beneath the … Read more

SES MIL DTC B2B0D and/or B2B0E – 2019-2022 Chevrolet Silverado & GMC Sierra

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2022 Chevrolet Silverado 1500

NHTSA ID Number: 10201313 Manufacturer Communication Number: PIT5743A Summary This Preliminary information communicates diagnostic tips when trying to root cause a SES MIL with DTC’s B2B0D and B2B0E.  Main cause is aftermarket electrical devices spliced into the ignition main fuses.   Condition Some customers may comment on any of the following symptoms: –  SES MIL –  No … Read more

Unable To Use WI-FI – Access Apps & Personalization Features – 2021 Cadillac Chevrolet GMC

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2021 Chevrolet Corvette

NHTSA ID Number: 10201316 Manufacturer Communication Number: PIC6444   Summary This Preliminary information communicates a possible SIM issue with vehicles in the middle east.     21 Affected Products Vehicles MAKE MODEL YEAR CADILLAC CT4 2021 CADILLAC CT5 2021 CADILLAC ESCALADE 2021 CADILLAC ESCALADE ESV 2021 CADILLAC XT4 2021 CADILLAC XT5 2021 CADILLAC XT6 2021 CHEVROLET BLAZER 2021 … Read more

Radio System Settings Lost or Returning to Default Values – 2020-2021 Chevrolet GMC

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Chevrolet & GMC

NHTSA ID Number: 10222663 Manufacturer Communication Number: 21-NA-182 Summary This service bulletin provides repair information to correct a customer concern of Radio System Settings Lost or Returning to Default Values.   Condition Some customers may comment on any combination of the following Radio System Settings being lost, not retained, or returning to a default value after the … Read more

Blue or Black Screen and Service Rear Vision System Message on Radio Display Shifting into Reverse – 2019-2020 Buick Cadillac Chevrolet GMC Holden

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General Motors

NHTSA ID Number: 10198848 Manufacturer Communication Number: 19NA076 Summary This service bulletin provides repair information to correct a customer concern of Blue or Black Screen and Service Rear Vision System Message on Radio Display Shifting into Reverse.     Condition Some customers may comment on a blue or black screen with Service Rear Vision System message when … Read more