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Service bulletin PB-12187-A

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 id10047279
Published by NHTSA2012-11-26
Manufacturer's numberPB-12187-A
Manufacturer's date2014-09-01
ReplacesPB-12187-C
NHTSA componentELECTRICAL SYSTEM:SOFTWARE

NHTSA's summary

BUICK/CADILLAC/CHEVROLET/GMC: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. SOFTWARE PROBLEM FAILS TO WORK, AS INTENDED, IN AUTOMATIC CRASH RESPONSE SYSTEM AND MAY NOT MEET SEVERITY PARAMETERS FOR CRASH NOTIFICATION IN CERTAIN REAR END CRASHES. MODELS 2012 SRX; 2013 VERANO, CRUZE, EQUINOX, VOLT, TERRAIN. *PE UPDATED 11/28/12. *PE UPDATED 12/9/14. *PE

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

Electrical system, Software

Vehicles listed
BUICK VERANO2013
CADILLAC SRX2012
CHEVROLET CRUZE2013
CHEVROLET VOLT2013
GMC TERRAIN2013

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

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