PEF Factory-verified

GMC · Regular Production Option

Sierra convenience plus package

Years 2018–19, 2025 Models 2 Factory citations 3
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Also described as LPO, Floor Liner Package

Also documented for BuickChevrolet

Documented applications

This page aggregates every documented appearance of PEF in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.