Diagnostic Tip for DTCs Set at a Low Mileage for 9T45/50/60 Automatic Transmissions – 2020-2022 Buick Cadillac Chevrolet GMC Holden

2021 Cadillac XT6

NHTSA ID Number: 10205554 Manufacturer Communication Number: 21NA169   Summary This service bulletin provides diagnostic information/procedures to aid the service technician in diagnosing 9T45/50/60 automatic transmissions with low mileage and DTCs current or history related to the control solenoids and valves.     31 Affected Products Vehicles MAKE MODEL YEAR BUICK ENCORE GX 2020-2022 BUICK ENVISION 2020-2022 …

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Service Power Steering Message Illuminated on Driver Information Center (DIC), DTC C0051 58 – Steering Wheel Angle Sensor Error Stored or in History – 2020-2021 Buick Encore GX & 2021 Chevrolet Trailblazer

2021 Chevrolet Trailblazer

NHTSA ID Number: 10205555 Manufacturer Communication Number: 21NA177   Summary This service bulletin provides repair information to correct a customer concern of Service Power Steering DIC Message, DTC C0051 58 – Steering Wheel Angle Sensor Error Set.     3 Affected Products Vehicles MAKE MODEL YEAR BUICK ENCORE GX 2020-2021 CHEVROLET TRAILBLAZER 2021   Condition Some customers …

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Front License Plate Installation – 2022 BrightDrop EV600

2022 BrightDrop EV600

NHTSA ID Number: 10205556 Manufacturer Communication Number: 21NA190   Summary This informational bulletin provides information for dealers/technicians on Front License Plate Installation.     1 Affected Product Vehicle MAKE MODEL YEAR GMC BRIGHTDROP EV600 2022   Information Front License Plate Installation   Instructions Refer to the installation procedure below.   Note: This installation procedure should only be …

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Black Radio Display Screen (Triangle and Camera with the Slash Through it) with both DTCs U023C and B1A62 Setting Current in Video Processing Module (VPM) – 2021 Cadillac Escalade

2021 Cadillac Escalade

NHTSA ID Number: 10205558 Manufacturer Communication Number: 21NA209   Summary This technical bulletin provides repair information to correct a customer concern of Black Radio Display Screen with DTCs U023C, B1A62 Set.     2 Affected Products Vehicles MAKE MODEL YEAR CADILLAC ESCALADE 2021 CADILLAC ESCALADE ESV 2021   Condition Some customers may comment on a condition present …

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Pop Noise Heard on Heavy Acceleration Only, Lack of Power When on the Highway, Stall- Multiple DTC’s or No DTC’s Set – 2021-2022 Buick Encore GX & Chevrolet Trailblazer

2022 Chevrolet Trailblazer

NHTSA ID Number: 10205559 Manufacturer Communication Number: 21NA215   Summary This technical bulletin provides a procedure to correct a customer concern of a Pop Noise Heard on Heavy Acceleration Only.     4 Affected Products Vehicles MAKE MODEL YEAR BUICK ENCORE GX 2021-2022 CHEVROLET TRAILBLAZER 2021-2022   Condition Some customers may comment that a pop noise can …

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