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Service bulletin 050525009

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 id10017755
Published by NHTSA2005-11-30
Manufacturer's number050525009
Manufacturer's date2005-10-01
NHTSA componentSERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP

NHTSA's summary

BRAKE SYSTEM LIGHT ON, ANTILOCK BRAKE SYSTEM (ABS) LIGHT ON, TRACTION CONTROL LIGHT ON, SERVICE BRAKE/ABS/TRACTION/STABILITY MESSAGE DISPLAYED, DTCS C0241, C0550, P0856 SET. *TT

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, Anti-lock brakes

Trouble codes named

C0241, C0550, P0856

Vehicles listed
PONTIAC GRAND PRIX2005, 2006

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
PIT3271J2019-12-09. Service bulletin. This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. General Motors will only support a tire calibration for tires that have been sized, tested and designed for the vehicle in question and its applications. Technician should not use the information that is provided by the antilock braking system tire size selection.
39752006-05-05. Service bulletin. INTERMITTENT DRIVEABILITY CONCERNS, TRACTION CONTROL SYSTEM WARNING LAMP, SERVICE STABILITY SYSTEM MESSAGE, SERVICE TRACTION SYSTEM MESSAGE, DIAGNOSTIC TROUBLE CODE B1390, C0236 AND/OR C0240. *AK