WenmarOpen by Wenmar Pro

Service bulletin PIP5033C

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 id10112962
Published by NHTSA2017-08-15
Manufacturer's numberPIP5033C
Manufacturer's date2013-04-09
NHTSA componentELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:12V/24V/48V BATTERY

NHTSA's summary

This Preliminary Information communication provides information to the technician about vehicles that may have Malfunction Indicator Lamp on or Service Charging System message. Technician may find Diagnostic Trouble Codes P1EAB, P1B33, P1B34, P1B35, P1B36, P1B37, P1B38, and or P1B39. If Service Information diagnostics lead to the replacement of the Battery Energy Control Module, technician should not replace the entire Powerpack or the Battery Energy Control Module. The Battery Energy Control Module should be Service Programming System programmed with the latest software available.

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

Electrical system, 12-volt battery, Software

Trouble codes named

P1B33, P1B34, P1B35, P1B36, P1B37, P1B38, P1B39, P1EAB

Vehicles listed
BUICK LACROSSE2012, 2013
BUICK REGAL2012, 2013

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
13V0970002013-03-15. ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); POWER TRAIN:AUTOMATIC TRANSMISSION

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
PIP51462024-04-22. Service bulletin. Chatter Or Bind Feel On Turns.
20-NA-1322024-04-05. Service bulletin. This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.
PIT5074H2023-12-11. Service bulletin. J-35616-64B Terminal Test Probe / Replacement Terminal / Terminated Lead.
PIT5074G2023-12-11. Service bulletin. Terminal Test Probe And Replacement Terminal.
PIC5687C2023-12-11. Service bulletin. Checking Smartphone Bluetooth Software Update Status
130089004H2023-12-11. Service bulletin. Car and Truck Fix it Right the First Time Issues
1300890032023-12-11. Service bulletin. Vehicle Software Enhancements
12238D2023-12-04. Service bulletin. Loss of Battery Charge ? Inspect Generator Control Module
12238C2023-12-04. Service bulletin. Loss of Battery Charge ? Inspect Generator Control Module
12238B2023-12-04. Service bulletin. Loss of Battery Charge ? Inspect Generator Control Module