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Service bulletin PI-1205

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 id10055395
Published by NHTSA2014-05-15
Manufacturer's numberPI-1205
Manufacturer's date2014-03-01
NHTSA componentEXTERIOR LIGHTING:HEADLIGHTS

NHTSA's summary

GM: THERE MAY BE AN ADAPTIVE FORWARD LIGHTING (AFL) SERVICE MESSAGE DISPLAYED ON DIC, DTC B257C OR B257D SET. *JS

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Lighting, Headlights

Trouble codes named

B257C, B257D

Vehicles listed
BUICK LACROSSE2014

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
02-08-42-001I2017-08-31. Service bulletin. This informational bulletin provides an out line on Headlamp, Tail Lamp, License Lamp or Fog/Driving Lamp Damage and what should be considered warranty replacement and not
01-08-42-001K2017-08-31. Service bulletin. This informational bulletin provides information on exterior lamp condinsation and replacement guidelines
PI12052016-06-13. Service bulletin. SUMMARY TO BE PROVIDED ON A FUTURE DATE.