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Service bulletin PIT5178

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 id10112585
Published by NHTSA2017-08-15
Manufacturer's numberPIT5178
Manufacturer's date2012-11-19
NHTSA componentELECTRICAL SYSTEM; SERVICE BRAKES, AIR:ANTILOCK

NHTSA's summary

This Preliminary Information communication provides information to the technician that some vehicles may have an Antilock Braking System/ Traction Control System Malfunction Indicator Lamp are on or other various electrical issues. Technician should inspect the braided ground strap from the engine to the frame.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Brakes, Electrical system, Anti-lock brakes

Vehicles listed
CHEVROLET EXPRESS1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007
GMC SAVANA1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007

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.
40802006-08-19. Service bulletin. ABS AND TRACTION OFF LIGHTS COMES ON INTERMITTENTLY. *TT UPDATED 03-01-07. *KB
0505250022005-11-03. Service bulletin. DIAGNOSTIC INFORMATION ON ANTILOCK BRAKE SYSTEM (ABS) DIAGNOSTIC TROUBLE CODE(S) (DTC) C0035, C0040, C0050, C0055 AND/OR P0609. *TT
35212005-09-28. Service bulletin. ANTI-LOCK BRAKING SYSTEM (ABS) LIGHT ON SPEEDOMETER MAY BE ERRATIC. DIAGNOSTIC TROUBLE CODE (DTC) C0055 C0235 C0236 OR C0237 STORED IN THE EBCM. *TT 1998-2008 ALL CHEVROLET, GMC, BUICK, AND OLDSMOBILE MID-SIZED TRUCKS AND UTILITIES. 1998-2008 ALL CHEVROLET, GMC, AND CADILLAC FULL SIZED TRUCKS AND UTILITIES. *KB UPDATED ON 09/20/07. *NJ
34912005-05-11. Service bulletin. ANTI-LOCK BRAKING SYSTEM (ABS) TELLTALE ILLUMINATED WITH DIAGNOSTIC TROUBLE CODE C0550. *TT
101620022004-10-01. Service bulletin. NOISE IN THE BRAKE PEDAL AFTER THE VEHICLE COMES TO A COMPLETE STOP MOST LIKELY OCCUR AFTER A HARD NON ABS STOP ON DRY PAVEMENT. *TT
0305250072003-12-02. Service bulletin. ANTILOCK BRAKE (ABS) ACTIVATION AT LOW SPEEDS (CLEAN WHEEL SPEED SENSOR MOUNTING SURFACE). *TT UPDATED 10/23/09. *PE
01322A2003-11-20. Service bulletin. ELECTRONIC BRAKE CONTROL MODULE PART RESTRICTION. SERVICE VME. *TT *MJ