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January 30, 2026 Service bulletin

Unknown or other

Chevrolet technical service bulletin PIP5921B for 2019-2023 Chevrolet Silverado 1500, 2019-2023 GMC Sierra 1500 and 2020-2023 Cadillac CT4.

Bulletin number
PIP5921B
Component
Unknown or other
Summary
This Preliminary information communicates the possibility of DTC p0011 p0016 and potential for a rattle or ticking noise to occur from the Intake Cam Actuator, or cover plate screws backing out and making contact with Cam carrier

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