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 … Read more

Possible Video Processing Control Module (VPCM) Programming Concern – 2019-2021 Buick Cadillac Chevrolet GMC

2021 Chevrolet Silverado 1500

NHTSA ID Number: 10201318 Manufacturer Communication Number: PIC6438B   Summary This Preliminary information communicates a condition where the Video Processing Control Module is not able to be programmed to the vehicle. This PI offeres a couple workarounds while Engineering evaluates the concern. 37 Affected Products Vehicles MAKE MODEL YEAR BUICK ENCLAVE 2020-2021 BUICK ENCORE GX 2020-2021 BUICK … Read more

Hot Idle Tick Noise from Engine – 2021 Chevrolet Silverado & GMC Sierra 1500

2021 Chevrolet Silverado 1500

NHTSA ID Number: 10201323 Manufacturer Communication Number: PIP5817   Summary This Preliminary information communicates to the dealers information related to a hot idle tick noise from the engine. Testing to isolate the noise to the upper engine / valve train and repair recommendations related to valve train components.     2 Affected Products Vehicles MAKE MODEL YEAR … Read more

10L60 10L80 10L90 10L1000 Automatic Transmissions With SES Light And DTCs P2812 or P2814 Setting – 2019-2021 Cadillac Chevrolet GMC

2021 Chevrolet Suburban

NHTSA ID Number: 10193429 Manufacturer Communication Number: PIP5799   Summary This Preliminary information communicates to the dealer technician to replace the transmission valve body on 2019-2021 10 speed transmissions to correct DTCs P2812 and P2814 setting if Service Information does not lead to root case of these DTCs.     27 Affected Products Vehicles MAKE MODEL YEAR … Read more

Fuel Gauge May Intermittently Display Erratic and/or Empty Readings, Malfunction Indicator Lamp (MIL) Illuminated – DTC P0462 Set – 2020-2021 Chevrolet Corvette

2021 Chevrolet Corvette

NHTSA ID Number: 10198854 Manufacturer Communication Number: 20NA042   Summary This service bulletin provides a service procedure to correct a customer concern of Fuel Gauge May Intermittently Display Erratic and/or Empty Readings and MIL with DTC P0462.     2 Affected Products Vehicle MAKE MODEL YEAR CHEVROLET CORVETTE 2020-2021   Condition Some customers may comment on one … Read more