# Service bulletin PIT4978A

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: 10112537
- Published by NHTSA: 2017\-08\-15
- Manufacturer's number: PIT4978A
- Manufacturer's date: 2012\-11\-02
- NHTSA component: AIR BAGS:FRONTAL:SENSOR/CONTROL MODULE\-INACTIVE; AIR BAGS:SENSOR:OCCUPANT CLASSIFICATION

## NHTSA's summary

This Preliminary Information communication provides information to the technician about vehicles that have a Diagnostic Trouble Code B0081 in the Sensing and Diagnostic Module and Passenger Presence Sensor modules. Technician should inspect the Sensing and Diagnostic Module and Passenger Presence Sensor powers, grounds, and communication circuits at all in line connectors for fully seated, backed out terminals, and proper terminal tension using the correct test probes.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2012/MC-10112537-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2012/MC-10112537-0001.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Air bags, Air bag control module

## Trouble codes named

B0081

## Vehicles listed

- 2007 to 2011 CHEVROLET SILVERADO
- 2007 to 2011 GMC SIERRA
- 2007 to 2011 GMC SIERRA DENALI

## Other bulletins for the same vehicles and component

- [PIT5821B](/bulletins/10208055.md), 2022-02-14, Service bulletin: AIR BAGS: AIR BAG/RESTRAINT CONTROL MODULE:SOFTWARE. This Preliminary information communicates information on a parts restrictions for the passenger air bag.
- [PIT5821A](/bulletins/10201261.md), 2021-09-13, Service bulletin: AIR BAGS: AIR BAG/RESTRAINT CONTROL MODULE:SOFTWARE. This Preliminary information communicates information on a parts restrictions for the passenger air bag.
- [PIT4874B](/bulletins/10112536.md), 2017-08-15, Service bulletin: AIR BAGS:SENSOR:OCCUPANT CLASSIFICATION; AIR BAGS:FRONTAL:SENSOR/CONTROL MODULE\-INACTIVE. This Preliminary Information communication provides information to the technician about vehicles that have a Diagnostic Trouble Code B0081 in the Sensing and Diagnostic Module and Passenger Presence Sensor modules. Technician should inspect the Sensing and Diagnostic Module and Passenger Presence Sensor powers, grounds, and communication circuits at all in line connectors for fully seated, backed out terminals, and proper terminal tension using the correct test probes.
- [11\-09\-41\-002C](/bulletins/10043849.md), 2012-04-30, Service bulletin: AIR BAGS:FRONTAL:SENSOR/CONTROL MODULE\-INACTIVE. GM: AIR BAG WARNING LAMP ILLUMINATED, REPEAT HISTORY DTC B0083 0F\- B0088 0F ON VEHICLES OPERATED IN AMARILLO TEXAS AREA. AN UPDATED SOFTWARE CALIBRATION HAS BEEN RELEASED TO ADDRESS THIS CONDITION. ALSO INCLUDED IN MODELS YEARS 2010\-2012 MODEL:CADILLAC ESCALADE HYBRID; CHEVROLET SILVERADO HYBRID; CHEVROLET TAHOE HYBRID;GMC SIERRA DENALI; GMC SIERRA HYBRID;GMC YUKON HYBRID; GMC YUKON DENALI HYBRID. \*JS
- [070941004](/bulletins/10022703.md), 2007-09-21, Service bulletin: AIR BAGS:FRONTAL:SENSOR/CONTROL MODULE\-INACTIVE. NEW PROCEDURE FOR CLEARING PASSENGER PRESENCE SYSTEM \(PPS\) AND SENSING AND DIAGNOSTIC MODULE \(SDM\) DTCS B0071, B0074, B0081. \*NJ

JSON: [/v1/bulletins/10112537](/v1/bulletins/10112537)

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