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Service bulletin PIT-4932

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 id10032456
Published by NHTSA2010-03-26
Manufacturer's numberPIT-4932
Manufacturer's date2009-09-01
NHTSA componentELECTRICAL SYSTEM; SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:ABS WARNING LIGHT; ELECTRICAL SYSTEM:WIRING; SERVICE BRAKES, AIR:ANTILOCK:ABS WARNING LIGHT

NHTSA's summary

SATURN/GMC/CHEVROLET/BUICK: ABS LIGHTS ON WITH DTC C0045 AND/OR C0050 OR VARIOUS ELECTRICAL OR COMMUNICATION CONCERNS. THE ABS, TRACTION CONTROL AND/OR STABILITRAK LIGHTS COMING ON AND DTC C0045 AND/OR C0050. NO COMMUNICATIONS WITH THE LOW SPEED LAN. *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

Brakes, Electrical system, Anti-lock brakes, Wiring and fuses

Trouble codes named

C0045, C0050

Vehicles listed
BUICK ENCLAVE2009
CHEVROLET TRAVERSE2009
GMC ACADIA2009
SATURN OUTLOOK2009

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

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