No Start, No Propulsion, Service Park Brake System Message or Dead 12 Volt Battery After A Over The Air Update (OTA) – 2022 GMC HUMMER EV

2022 GMC Hummer EV

NHTSA ID Number: 10224288 Manufacturer Communication Number: PIT5944 Summary This Preliminary information communicates to the field how to address a condition that was caused by a over the air update.   Condition Some customers may experience one or more of the following concerns after a customer recently accepted an OTA update: 1. No Crank 2. No Propulsion 3. …

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Intermittent Parasitic Battery Draw / Dead Battery / Slow Crank / Radio Stays On or Fades Slowly After RAP Cancel / (LIN Bus) – 2019-2020 Chevrolet Silverado & GMC Sierra

2020 Chevrolet Silverado

NHTSA ID Number: 10201275 Manufacturer Communication Number: PIT5750A Summary This Preliminary information communicates an issue with the battery goes dead and provides diagnostics tips on inspecting the LIN bus.   Condition Some customers may comment of a dead battery. In addition to the dead battery, they may comment on any of the following items: – Slow engine …

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No Start Condition Due to Dead Battery – 2021 Chevrolet Silverado & GMC Sierra 1500

2021 Chevrolet Silverado 1500

NHTSA ID Number: 10193428 Manufacturer Communication Number: PIT5830   Summary This Preliminary information communicates an issue with a low or dead battery issue caused by incorrect ECM calibrations.     2 Affected Products Vehicles MAKE MODEL YEAR CHEVROLET SILVERADO 1500 2021 GMC SIERRA 1500 2021   Condition Some customers may comment on a dead battery or no start …

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M1L P1789 Additional Diagnostics – 2020-2022 Chevrolet Corvette

2022 Chevrolet Corvette

NHTSA ID Number: 10204462 Manufacturer Communication Number: PIP5818A   Summary This Preliminary information communicates additional diagnostics for P1789.     3 Affected Products Vehicle MAKE MODEL YEAR CHEVROLET CORVETTE 2020-2022   Condition DTC P1789 Service Transmission Message, Unable to Power off Vehicle, Dead Battery Some customers may comment on a service transmission message, the car would not …

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Tail Lights Remain On After Passive Locking and/or Dead Battery – 2022 Chevrolet GMC

2022 Chevrolet Silverado 1500

NHTSA ID Number: 10204464 Manufacturer Communication Number: PIT5849D   Summary This Preliminary information communicates an issue with the rear tail / parking lights staying on and do not time out after exiting the vehicle and passive locking the vehicle.  This condition can lead to a dead battery.  GM Engineering has released a fix and dealers are to reprogram the BCM …

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