Pop Noise Heard on Heavy Acceleration Only, Lack of Power When on the Highway, Stall- Multiple DTC’s or No DTC’s Set – 2021-2022 Buick Encore GX & Chevrolet Trailblazer

2022 Chevrolet Trailblazer

NHTSA ID Number: 10205559 Manufacturer Communication Number: 21NA215   Summary This technical bulletin provides a procedure to correct a customer concern of a Pop Noise Heard on Heavy Acceleration Only.     4 Affected Products Vehicles MAKE MODEL YEAR BUICK ENCORE GX 2021-2022 CHEVROLET TRAILBLAZER 2021-2022   Condition Some customers may comment that a pop noise can …

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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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Cruise Control Inoperative, Malfunction Indicator Lamp (MIL) Illuminated – DTCs P0097, P00F4, P0102 and/or P2199 Set – 2014-2019 Chevrolet Silverado & GMC Sierra

2019 Chevrolet Silverado

NHTSA ID Number: 10161939 Manufacturer Communication Number: 18NA217 Summary This technical bulletin provides a procedure to locate and repair a possible short in the 5294 circuit and correct the customers concern.   16 Affected Products Vehicles MAKE MODEL YEAR CHEVROLET SILVERADO 2017 CHEVROLET SILVERADO 1500 2014 CHEVROLET SILVERADO 2500 2015-2016, 2018-2019 CHEVROLET SILVERADO 4500HD 2019 GMC SIERRA …

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