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

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 …

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Loss of Power, Malfunction Indicator Lamp (MIL) Illuminated, Gauges Inoperative and/ or Multiple Warning Lights/Messages Displayed on Driver Information Center (DIC) – Multiple DTCs Set – 2019-2022 Chevrolet Malibu

2022 Chevrolet Malibu

NHTSA ID Number: 10205560 Manufacturer Communication Number: 21NA220   Summary This service bulletin provides a procedure to inspect and possibly repair terminals that may be damaged to correct customer concerns of Loss of Power, Malfunction Indicator Lamp (MIL) Illuminated, Gauges Inoperative and/or Multiple Warning Lights/Messages Displayed on Driver Information Center (DIC).     4 Affected Products Vehicle …

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Engine Wire Harness Chafing / IPC Gauges Sweep / IPC Warning Message / SES/Check Engine/MIL / No Start / No Crank / Runs Rough / Stalls / Reduced Engine Power / Various DTCs – 2019-2021 Cadillac Chevrolet GMC

2020 Chevrolet Silverado 1500

NHTSA ID Number: 10224856 Manufacturer Communication Number: 21-NA-149 Summary This technical bulletin provides repair information to correct a customer concern of Engine Wire Harness Chafing.   Condition 1 This Condition pertains to vehicles equipped with engine 2.7L, L3B only. Some customers may comment on any of the following concerns: – SES MIL – No Start – No …

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Diagnostic Tip – Service Stability System Message / MIL DTC U0131 – 2020 Chevrolet Silverado & GMC Sierra 2500/3500

2020 Chevrolet Silverado

NHTSA ID Number: 10178356 Manufacturer Communication Number: PIT5755   Summary This Preliminary information communicates an issue with the Electronic Brake Control Module incorrectly mapping DTC U0126 as a U0131 and directs the dealership to follow the diagnostics for the U0126.   4 Affected Products Vehicles MAKE MODEL YEAR CHEVROLET SILVERADO 2500 2020 CHEVROLET SILVERADO 3500 2020 GMC SIERRA 2500 …

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Multiple U-code Diagnostic Information – With one having symptom Byte 71 – 2013-2019 Buick Cadillac Chevrolet GMC

2019 Chevrolet Corvette ZR1

NHTSA ID Number: 10163665 Manufacturer Communication Number: PIT5569A Summary This Preliminary information communicates direction and examples when diagnosing multiple DTCs, one of which includes U**** Byte 71 DTC.   270 Affected Products Vehicles MAKE MODEL YEAR BUICK CASCADA 2016-2018 BUICK ENCLAVE 2013-2018 BUICK ENCORE 2013-2018 BUICK ENVISION 2016-2018 BUICK LACROSSE 2013-2018 BUICK REGAL 2013-2018 BUICK VERANO 2013-2017 …

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