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Service bulletin PIC-4860A

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 id10030166
Published by NHTSA2009-08-12
Manufacturer's numberPIC-4860A
Manufacturer's date2009-02-01
NHTSA componentSERVICE BRAKES, AIR:ANTILOCK:ABS WARNING LIGHT; SERVICE BRAKES, AIR:ANTILOCK; TRACTION CONTROL SYSTEM; SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:ABS WARNING LIGHT

NHTSA's summary

GENERAL MOTORS: THE ABS AND TRACTION CONTROL INDICATORS ILLUMINATE; THE DRIVER INFORMATION CENTER (DIC) MAY DISPLAY SERVICE STABILITRAK. DTC C0035 LEFT FRONT WHEEL SPEED SENSOR CIRCUIT OR C0040 RIGHT FRONT WHEEL SPEED SENSOR CIRCUIT MAY BE STORED. *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, Driver assistance, Anti-lock brakes

Trouble codes named

C0035, C0040

Vehicles listed
BUICK LUCERNE2008, 2009
CADILLAC DTS2008, 2009

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.
PIC-4601A2010-03-24. Service bulletin. BUICK/CADILLAC: STABILITRAK NOT READY DISPLAYED. THE STABILITRAK NOT READY IS DISPLAYED ON THE DRIVER'S INFORMATION CENTER (DIC). *PE
08-05-25-0042008-09-24. Service bulletin. GMC: ANTILOCK BRAKE SYSTEM (ABS), TRACTION CONTROL SYSTEM (TCS) OR STABILITRAK LIGHT ON, DTCS C0035-C0052 SET (PERFORM DIAGNOSTIC COMPONENT TEST PROCEDURE AND REPAIR AS NECESSARY). *PE UPDATED 5/6/09. *PE
PIC-48682008-08-28. Service bulletin. ABS, TRACTION CONTROL, OR STABILITY TELL TALES ON (DTC C0035-C0052). THE ABS, TRACTION CONTROL, OR SERVICE STABILITY SYSTEM (IF EQUIPPED) WARNING TELLTALES ILLUMINATE. *PE
46982008-01-29. Service bulletin. SERVICE STABILITRAK C0186 C0196. *NJ