# Service bulletin PIP4993B

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: 10095156
- Published by NHTSA: 2017\-03\-15
- Manufacturer's number: PIP4993B
- Manufacturer's date: 2015\-01\-22
- NHTSA component: ELECTRICAL SYSTEM:12V/24V/48V BATTERY

## NHTSA's summary

THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ON THE STEPS TO DIAGNOSE AND REPAIR VEHICLES THAT MAY HAVE A SERVICE CHARGING SYSTEM, BATTERY SAVER MESSAGE OR MALFUNCTION INDICATOR LAMP ON, AND/OR CHARGING SYSTEM INOPERATIVE. TECHNICIAN WILL USE GLOBAL DIAGNOSTIC SYSTEM 2 AND CLEAR THE DIAGNOSTIC TROUBLE CODES IN THE HYBRID POWERTRAIN CONTROL MODULE AND THE BATTERY ENERGY CONTROL MODULE. THEN TURN THE IGNITION OFF FOR A MINIMUM OF 2 MINUTES TO ALLOW THE HIGH SPEED LOCAL AREA NETWORK AND POWERTRAIN EXPANSION BUS TO POWER DOWN. START THE CAR AND MONITOR THE CHARGING SYSTEM VOLTAGE. IF THE CHARGING SYSTEM IS STILL INOPERATIVE THERE MAY BE A LOGIC LOCK CONDITION. DISCONNECT THE 12V BATTERY AND PERFORM A GLOBAL CAPACITIVE DISCHARGE AND REPEAT STEPS AGAIN.

## 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

Electrical system, 12\-volt battery

## Vehicles listed

- 2012 to 2015 BUICK LACROSSE
- 2012 to 2015 BUICK REGAL
- 2013 to 2014 CHEVROLET IMPALA
- 2013 to 2014 CHEVROLET MALIBU

## Other bulletins for the same vehicles and component

- [20\-NA\-132](/bulletins/10252774.md), 2024-04-05, Service bulletin: ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT. This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.
- [PIT5074H](/bulletins/10247061.md), 2023-12-11, Service bulletin: ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM. J\-35616\-64B Terminal Test Probe / Replacement Terminal / Terminated Lead.
- [PIT5074G](/bulletins/10247060.md), 2023-12-11, Service bulletin: ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. Terminal Test Probe And Replacement Terminal.
- [1408117001a](/bulletins/10246506.md), 2023-12-11, Service bulletin: ELECTRICAL SYSTEM:BODY CONTROL MODULE/BCM; ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES; UNKNOWN OR OTHER. Unable to Clear BCM DTCs After Completing Repair
- [12238D](/bulletins/10245861.md), 2023-12-04, Service bulletin: ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM. Loss of Battery Charge ? Inspect Generator Control Module
- [12238C](/bulletins/10245860.md), 2023-12-04, Service bulletin: ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. Loss of Battery Charge ? Inspect Generator Control Module
- [12238B](/bulletins/10245859.md), 2023-12-04, Service bulletin: ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM. Loss of Battery Charge ? Inspect Generator Control Module
- [12238](/bulletins/10245857.md), 2023-12-04, Service bulletin: ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. Loss of Battery Charge ? Inspect Generator Control Module
- [20NA132](/bulletins/10205059.md), 2021-12-20, Service bulletin: ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements.
- [030603004Y](/bulletins/10160132.md), 2019-05-20, Service bulletin: ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements.

JSON: [/v1/bulletins/10095156](/v1/bulletins/10095156)

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