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Service bulletin PI-1235

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 id10056237
Published by NHTSA2014-10-11
Manufacturer's numberPI-1235
Manufacturer's date2014-05-01
NHTSA componentELECTRICAL SYSTEM

NHTSA's summary

GENERAL MOTORS: DUE TO LOOSE GROUND TERMINAL CONNECTIONS, IN SOME VEHICLES AND TRUCKS EXPERIENCE, ACCESSORIES MALFUNCTIONS, DIC MESSAGES, IPC WARNING INDICATORS, SES LIGHT ON. *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

Electrical system

Vehicles listed
BUICK ENCLAVE2012, 2013, 2014
BUICK ENCORE2013, 2014
BUICK LACROSSE2012, 2013, 2014
BUICK LESABRE2013
BUICK LUCERNE2012
BUICK REGAL2012, 2013, 2014
BUICK VERANO2012, 2013, 2014
CADILLAC ATS2013, 2014
CADILLAC CTS2012, 2013, 2014
CADILLAC DTS2012
CADILLAC ELR2014
CADILLAC ESCALADE2012, 2013, 2014
CADILLAC ESCALADE ESV2012, 2013, 2014 (the catalog's model; the bulletin names a series or trim of it)
CADILLAC ESCALADE EXT2012, 2013 (the catalog's model; the bulletin names a series or trim of it)
CADILLAC ESCALADE HYBRID2012 (the catalog's model; the bulletin names a series or trim of it)
CADILLAC ESCALADE HYBRID2014 (the catalog's model; the bulletin names a series or trim of it)
CADILLAC SRX2012, 2013, 2014
CADILLAC XTS2013, 2014
CHEVROLET AVALANCHE2012
CHEVROLET AVALANCHE 15002013 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET CAMARO2012, 2013, 2014
CHEVROLET CAPRICE2012 to 2014
CHEVROLET CAPTIVA2012 to 2014
CHEVROLET CAPTIVA SPORT2012
CHEVROLET CHEVEROLET SS2014
CHEVROLET COLORADO2012
CHEVROLET COLORADO2013
CHEVROLET CORVETTE2012, 2013, 2014
CHEVROLET CRUZE2012, 2013, 2014
CHEVROLET EQUINOX2012, 2013, 2014
CHEVROLET EXPRESS2012, 2013, 2014
CHEVROLET EXPRESS 15002014 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET EXPRESS 25002014 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET EXPRESS 35002014 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET EXPRESS 45002012 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET IMPALA2012, 2013, 2014
CHEVROLET LUMINA2014
CHEVROLET MALIBU2012, 2013, 2014
CHEVROLET MALIBU ECO2013 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET ORLANDO2012, 2013
CHEVROLET SILVERADO2012, 2013, 2014
CHEVROLET SILVERADO 15002014 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 25002012 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 25002014 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 35002012, 2013, 2014 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO HYBRID2012 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SONIC2012, 2013, 2014
CHEVROLET SPARK2013, 2014
CHEVROLET SUBURBAN2012, 2013, 2014
CHEVROLET TAHOE2012, 2013, 2014
CHEVROLET TAHOE HYBRID2012 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET TRAILBLAZER2013 to 2014
CHEVROLET TRAVERSE2012, 2013, 2014
CHEVROLET TRAX2013
CHEVROLET VOLT2012, 2013, 2014
GMC ACADIA2012, 2013, 2014
GMC CANYON2012, 2013
GMC ENVOY2012 to 2013
GMC SAVANA2012, 2013, 2014
GMC SAVANA 15002014 (the catalog's model; the bulletin names a series or trim of it)
GMC SAVANA 25002014 (the catalog's model; the bulletin names a series or trim of it)
GMC SAVANA 35002014 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA2012, 2013, 2014
GMC SIERRA 15002014 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA 25002012 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA 25002014 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA 35002012, 2013, 2014 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA DENALI2012 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA HYBRID2012, 2013 (the catalog's model; the bulletin names a series or trim of it)
GMC TERRAIN2012, 2013, 2014
GMC YUKON2012, 2013, 2014
GMC YUKON DENALI2012 (the catalog's model; the bulletin names a series or trim of it)
GMC YUKON DENALI XL2012 (the catalog's model; the bulletin names a series or trim of it)
GMC YUKON HYBRID2012, 2013 (the catalog's model; the bulletin names a series or trim of it)
GMC YUKON XL2012, 2013, 2014 (the catalog's model; the bulletin names a series or trim of it)
GMC YUKON XL 15002012 (the catalog's model; the bulletin names a series or trim of it)
OPEL AMPERA2012, 2013
OPEL INSIGNIA2012 to 2013
PONTIAC G32014
PONTIAC G52014
PONTIAC G62014
PONTIAC G82014
PONTIAC SOLSTICE2014
PONTIAC TORRENT2014
PONTIAC VIBE2014
SAAB 9-4X2012
SAAB 9-52012

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

Recalls for the same vehicles and component
20242942024-05-24. Electrical
20232102023-04-06. Electrical
23V2470002023-04-06. ELECTRICAL SYSTEM:WIRING
20194632019-09-19. Electrical
20193252019-06-28. Electrical
20184812018-09-07. Electrical
20182342018-05-04. Electrical
20165972016-11-29. Electrical
16V5020002016-07-05. ELECTRICAL SYSTEM:IGNITION; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
15V6400002015-10-09. ELECTRICAL SYSTEM:IGNITION

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

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23-NA-0012025-04-28. Service bulletin. This service bulletin provides information for dealers/technicians on OnStar Module 2G Sunset Information.
13-08-116-001K2025-04-25. Service bulletin. The intent of this service bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them.
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15-06-03-001F2025-04-15. Service bulletin. This service bulletin provides information to diagnose batteries that have set for a long period of time and/or cold weather climates and testing those batteries.
21-NA-0432025-02-12. Service bulletin. This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer.
18-NA-1802025-01-30. Service bulletin. This Warranty Administration service bulletin provides Lithium-Ion battery Exchange Process and Transaction Submission information.
09-06-04-026Z2025-01-23. Service bulletin. This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.