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Service bulletin PIT5629

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10144482
Published by NHTSA2018-09-17
Manufacturer's numberPIT5629
Manufacturer's date2018-08-30
NHTSA componentLATCHES/LOCKS/LINKAGES:DOORS:LATCH; STRUCTURE:BODY:DOOR

NHTSA's summary

This Preliminary information communicates steps to enable passive door unlocking.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Body and frame, Latches and locks, Door latch

Vehicles listed
CADILLAC XT42019
CHEVROLET SILVERADO 15002019 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA 15002019 (the catalog's model; the bulletin names a series or trim of it)

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
PIT57492020-08-10. Service bulletin. This Preliminary information communicates an issue with the rear door lock rod sticking in the door panel bezel and provides direction on repairing the issue.
18NA2792020-03-02. Service bulletin. This informational bulletin provides information for dealers/technicians on the process to disable and enable passive unlocking.