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January 28, 2026 Service bulletin

This P/I is advising that the TCM should not be replaced for DTC P16F4 and to follow the repair instructions.

Chevrolet technical service bulletin PIP6099A for 2026 Chevrolet Tahoe, 2026 Chevrolet Equinox and 2026 GMC Acadia and others.

Bulletin number
PIP6099A
Component
Unknown or other
Summary
This P/I is advising that the TCM should not be replaced for DTC P16F4 and to follow the repair instructions.

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