P0746

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

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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 … Read more

Diagnostic Tips for DTCs Set at a Low Mileage for 9T65 Transmissions – 2018-2020 Buick Cadillac Chevrolet GMC

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2020 Cadillac XT6

NHTSA ID Number: 10205541 Manufacturer Communication Number: 20NA136   Summary This informational bulletin describes/outlines the process for the 9T65 Automatic Transmission Replacement Pilot Program (U.S. Only).     23 Affected Products Vehicles MAKE MODEL YEAR BUICK ENCLAVE 2018-2022 CADILLAC XT5 2020-2022 CADILLAC XT6 2020-2022 CHEVROLET BLAZER 2019-2022 CHEVROLET TRAVERSE 2018-2022 GMC ACADIA 2020-2022   Overview The 9T65 … Read more

Engineering Information – Loss of and/or Reduced Propulsion, DTCs P0746, P0776, P0841 and/or P0846 Set – 2019-2021 Buick & Chevrolet

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2021 Chevrolet Trailblazer

NHTSA ID Number: 10184511 Manufacturer Communication Number: PIE0587A   Summary This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to loss of and/or reduced propulsion and multiple DTCs set.     SEOCONTENT-START Subject: Engineering Information – Loss of and/or Reduced Propulsion, DTCs P0746, P0776, … Read more

Information on Malfunction Indicator Lamp (MIL) Illuminated – Multiple DTCs Set – 2020-2021 Buick & Chevrolet

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2021 Chevrolet Trailblazer

NHTSA ID Number: 10178275 Manufacturer Communication Number: 20NA120   Summary This informational bulletin explains how to check if the pulley and/or drive chain has any damage caused by low fluid or a code set that causes the transmission to default maxing out pressure.   4 Affected Products Vehicles MAKE MODEL YEAR BUICK ENCORE 2020 CHEVROLET MALIBU 2019-2020 … Read more