# Service bulletin PIC6173A

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.

- Type: Service bulletin
- NHTSA id: 10098465
- Published by NHTSA: 2017\-05\-05
- Manufacturer's number: PIC6173A
- Manufacturer's date: 2016\-09\-01
- NHTSA component: SERVICE BRAKES, AIR; EQUIPMENT:ELECTRICAL; SERVICE BRAKES, ELECTRIC; SERVICE BRAKES, AIR:ANTILOCK:CONTROL UNIT/MODULE; SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:CONTROL UNIT/MODULE; SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:MASTER CYLINDER

## NHTSA's summary

THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN EFFECTIVE FEBRUARY 19, 2016, THE FOLLOWING BRAKE COMPONENTS FOR THE CHEVROLET VOLT AND THE CHEVROLET MALBU HYBRID ARE BEING PLACED ON RESTRICTION THROUGH THE TECHNICAL ASSISTANCE CENTER. THE BRAKE MASTER CYLINDER, BRAKE BOOSTER \& CONTROL MODULE, BRAKE MODULATION VALVE, AND ELECTRONIC BRAKE CONTROL MODULE ARE NOW ON PARTS RESTRICTION. DEALER WILL NEED TO CALL GENERAL MOTORS TECHNICAL ASSISTANCE CENTER FOR FURTHER ASSISTANCE.

## 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, Equipment and accessories, Anti\-lock brakes, Brake master cylinder

## Vehicles listed

- 2016 to 2017 CHEVROLET MALIBU
- 2016 to 2017 CHEVROLET MALIBU HYBRID
- 2016 to 2017 CHEVROLET VOLT

## Other bulletins for the same vehicles and component

- [PIT5569B](/bulletins/10217764.md), 2022-08-15, Service bulletin: ELECTRICAL SYSTEM; EQUIPMENT; SERVICE BRAKES, AIR:ANTILOCK:WHEEL SPEED SENSOR. This Preliminary information communicates direction and examples when diagnosing multiple DTCs, one of which includes U\*\*\*\* Byte 71 DTC.
- [PIT3271J](/bulletins/10168960.md), 2019-12-09, Service bulletin: WHEELS; SERVICE BRAKES, AIR:ANTILOCK. 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.
- [15\-NA\-062](/bulletins/10137242.md), 2018-05-21, Service bulletin: ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS; POWER TRAIN:AUTOMATIC TRANSMISSION; SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:CONTROL UNIT/MODULE. This technical bulletin provides repair information to correct a customer concern for the Malfunction Indicator Lamp \(MIL\) on, multiple diagnostic trouble codes \(DTC\) are set, the vehicle may not start, and/or may have blown fuses.
- [PIC6229B](/bulletins/10126923.md), 2018-01-16, Service bulletin: SERVICE BRAKES, AIR:ANTILOCK. This Preliminary Information communication provides information to the technician about vehicles that have a crank but engine does not start concern.Technician will use this publication to reset the battery low state of charge concern after extended crank where the vehicle will no longer crank anymore and the cause of the no start concern is repaired.If Diagnostic Trouble Code P0AFA is the only Diagnostic Trouble Code set this could be caused by an internal fault in the high voltage battery and SI diagnosis will have to be followed for further diagnosis.
- [PIC5428G](/bulletins/10080901.md), 2016-09-23, Service bulletin: TRACTION CONTROL SYSTEM; SERVICE BRAKES, AIR:ANTILOCK:WHEEL SPEED SENSOR; SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:WHEEL SPEED SENSOR/TONE RING; SERVICE BRAKES, ELECTRIC. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ON HOW TO DIAGNOSE AND REPAIR VEHICLES THAT MAY HAVE THE ANTILOCK BRAKING SYSTEM, SERVICE TRACTION CONTROL SYSTEM, AND/OR SERVICE STABILITRAK LIGHTS ARE ON. THE ELECTRONIC BRAKE CONTROL MODULE MAY HAVE ONE OR MORE OF THE FOLLOWING DIAGNOSTIC TROUBLE CODES C0035\-C0050 WITH SPECIFICALLY SYMPTOM 18, 5A, OR 0F. TECHNICIAN WILL GAIN ACCESS TO THE CORRECT WHEEL BEAR PER THE DIAGNOSTIC TROUBLE CODE THAT IS SET. IF DEBRIS IS FOUND ON THE MAGNETIC ENCODER RING IT WILL NEEDED TO BE CLEANED.
- [SB\-08\-24\-15](/bulletins/10059097.md), 2016-02-04, Service bulletin: POWER TRAIN:CLUTCH ASSEMBLY; SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:MASTER CYLINDER. GENERAL MOTORS: PARTS FOR MOST VEHICLES, CLUTCH, MASTER CYLINDER ASSEMBLY ARE, REQUIRED AND REQUESTED, TO BE RETURNED AND NEED TO REORDER REPLACEMENT PARTS USING SAME PART NUMBERS. \*PE

JSON: [/v1/bulletins/10098465](/v1/bulletins/10098465)

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