BUICK, CADILLAC, CHEVROLET, GMC · 2026-01-28
This P/I is advising that the TCM should not be replaced for DTC P16F4 and to follow the repair instructions.
P16F4 · Manufacturer communications
A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.
P16F4 ← What does this code mean?2 Results
BUICK, CADILLAC, CHEVROLET, GMC · 2026-01-20
This P/I is advising that the TCM should not be replaced for DTC P16F4 and to request FSE assistance for a TCM data pull.