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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6.2L Engine Restriction – 2020-2021 Cadillac Chevrolet GMC

2021 Chevrolet Camaro

NHTSA ID Number: 10184095 Manufacturer Communication Number: PIP5759A   Summary This Preliminary information communicates 6.2L engine restriction, Contact TAC   11 Affected Products Vehicles MAKE MODEL YEAR CADILLAC ESCALADE 2021 CHEVROLET CAMARO 2020-2021 CHEVROLET CORVETTE 2020 CHEVROLET SILVERADO 1500 2021 CHEVROLET SILVERADO 2500 2020 CHEVROLET SUBURBAN 2021 CHEVROLET TAHOE 2021 GMC SIERRA 1500 2021 GMC SIERRA 2500 …

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Various Electrical Concerns (Inspect UBEC Bolts For Being Loose) – 2019-2020 Chevrolet Silverado & GMC Sierra

2020 Chevrolet Silverado 1500

NHTSA ID Number: 10178357 Manufacturer Communication Number: PIT5756   Summary This Preliminary information communicates an issue with the underhood electrical center bolts being loose which can cause any of the following symptoms: – No crank – No start – Starter grinds or reengages after engine running – Headlights flicker or flash – SES MIL – IPC gauges …

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Malfunction Indicator Lamp (MIL) Illuminated, Shift to Park Message on Drivers Information Center (DIC), Unable to Turn Off Ignition and/or Discharged Battery – Multiple DTCs Set – 2019-2020 Chevrolet Silverado & GMC Sierra

2020 Chevrolet Silverado

NHTSA ID Number: 10178259 Manufacturer Communication Number: 19NA228   Summary This technical provides a procedure to locate, disconnect and re-connect the TCM electrical connector if found the cause of the customers concerns.   6 Affected Products Vehicles MAKE MODEL YEAR CHEVROLET SILVERADO 1500 2019-2020 CHEVROLET SILVERADO 2500 2020 GMC SIERRA 1500 2019-2020 GMC SIERRA 2500 2020   …

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