Ticking or Popping Noise at Roof Rail Assist Handle(s) – 2018-2019 Chevrolet GMC Holden

NHTSA ID Number: 10163211

Manufacturer Communication Number: 19NA013

Summary

This technical bulletin provides repair information to correct a customer concern of hearing a ticking or popping noise at roof rail assist handle(s).

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Radio Changes the Settings for Lane Change Assist and Rear Cross Traffic Alert – Side Blind Zone Alert Systems – 2019 Chevrolet Equinox

NHTSA ID Number: 10163212

Manufacturer Communication Number: 19NA034

Summary

This technical bulletin provides repair information to correct a customer concern of Radio Changes the Settings for Lane Change Assist and Cross Traffic Alert – Side Blind Zone Alert Systems.

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DTCs P1338 P1339 P133A P133B P133C P133D P133E and / or P133F Set – 2017 Chevrolet Silverado & GMC Sierra

NHTSA ID Number: 10157036

Manufacturer Communication Number: PIP5523

Summary

This Preliminary information communicates to dealer technicians to update the GPCM calibration if glowplug DTCs are found.

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Rotor Tinnerman Push Nut Removal Requirement for Accessory Wheel and Tire Installation – 2020 Chevrolet Silverado & GMC Sierra

NHTSA ID Number: 10163214

Manufacturer Communication Number: 19NA074

Summary

This informational bulletin provides information to clarify installation requirements when installing Accessory wheels on 2020 Chevrolet Silverado HD and 2020 GMC Sierra HD.

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Magnaride Magnetically Controlled Suspension Electrical Connector Not Seated, Service Suspension System Message, DTCs C0575, C0580, C0585 or C0590 – 2003-2014 Buick Cadillac Chevrolet GMC

NHTSA ID Number: 10163273

Manufacturer Communication Number: PI0430C

Summary

This preliminary information bulletin provides a procedure for suspension connector diagnosis and replacement due to the magnetically controlled suspension electrical connector not seated.

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