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Service bulletin GDC25-012 092025

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 id11023387
Published by NHTSA2025-09-29
Manufacturer's numberGDC25-012 092025
Manufacturer's date2025-09-29
NHTSA componentEXTERIOR LIGHTING

NHTSA's summary

Lighting DTC list

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

Lighting

Vehicles listed
MACK PIONEER PR (4)2025, 2026 (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.

Recalls for the same vehicles and component
20261542026-04-01. Lights And Instruments
26V2070002026-04-01. EXTERIOR LIGHTING:TURN SIGNAL
20256402025-11-20. Lights And Instruments
25V8030002025-11-20. EXTERIOR LIGHTING:LIGHTING CONTROL MODULE:SOFTWARE
25V6220002025-09-18. EXTERIOR LIGHTING:LIGHTING CONTROL MODULE

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
CBR 2532-1 2025112025-12-03. Service bulletin. CBR - Automatic High Beam PR(4) - AN(4).