# Service bulletin 15642

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: 10089494
- Published by NHTSA: 2017\-01\-25
- Manufacturer's number: 15642
- Manufacturer's date: 2015\-12\-18
- NHTSA component: ELECTRICAL SYSTEM; AIR BAGS

## NHTSA's summary

15642 \- SPECIAL COVERAGE. ON SOME 2011 MODEL YEAR CHEVROLET VOLT VEHICLES, THE AIRBAG INDICATOR MAY ILLUMINATE. THIS MAY BE CAUSED BY THE SENSING AND DIAGNOSTIC MODULE \(SDM\) MONITORING AN INCREASE IN THE RESISTANCE OF THE DRIVER OR PASSENGER SIDE\-IMPACT AIRBAG DEPLOYMENT LOOP CIRCUITS. THIS INCREASED RESISTANCE MAY BE CAUSED BY LOOSE TERMINAL CRIMPS IN EITHER THE DRIVER OR PASSENGER SEAT MOUNTED SIDE\-IMPACT AIRBAG WIRING HARNESS CONNECTORS. DEALERS ARE TO INSPECT FOR THE PRESENCE OF SPECIFIC DIAGNOSTIC TROUBLE CODES \(DTCS\) AND, IF NECESSARY, BYPASS THE HARNESS CONNECTORS AND REPAIR WIRING IN THE DRIVER AND/OR PASSENGER FRONT SIDE\-IMPACT AIRBAG DEPLOYMENT LOOP CIRCUITS. THE REPAIRS WILL BE MADE AT NO CHARGE TO THE CUSTOMER.

## 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

Air bags, Electrical system

## Vehicles listed

- 2011 CHEVROLET VOLT

## Recalls for the same vehicles and component

- [15V145000](/recalls/nhtsa/15V145000.md), 2015-03-13: ELECTRICAL SYSTEM:IGNITION; ENGINE AND ENGINE COOLING:ENGINE:GASOLINE

## Other bulletins for the same vehicles and component

- [PIE0877](/bulletins/11024955.md), 2025-11-05, Service bulletin: AIR BAGS. This engineering informational bulletin provides process for a GM engineering study on curtain Takata Airbag Steering Wheel Modules and needs the used Takata airbags to be returned to GM.
- [18\-NA\-180](/bulletins/11024324.md), 2025-10-16, Service bulletin: ELECTRICAL SYSTEM; FUEL/PROPULSION SYSTEM. This Warranty Administration service bulletin provides Lithium\-Ion battery Exchange Process and Transaction Submission information.
- [18\-NA\-180](/bulletins/11023365.md), 2025-09-26, Service bulletin: ELECTRICAL SYSTEM; FUEL/PROPULSION SYSTEM. This Warranty Administration service bulletin provides Lithium\-Ion battery Exchange Process and Transaction Submission information.
- [21\-NA\-043](/bulletins/11014230.md), 2025-02-12, Service bulletin: VISIBILITY/WIPER; SERVICE BRAKES; ENGINE; ELECTRICAL SYSTEM; WHEELS. 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\-180](/bulletins/11013239.md), 2025-01-30, Service bulletin: ELECTRICAL SYSTEM; FUEL/PROPULSION SYSTEM. This Warranty Administration service bulletin provides Lithium\-Ion battery Exchange Process and Transaction Submission information.
- [18\-NA\-180](/bulletins/11012678.md), 2025-01-08, Service bulletin: FUEL/PROPULSION SYSTEM; ELECTRICAL SYSTEM. This Warranty Administration service bulletin provides Lithium\-Ion battery Exchange Process and Transaction Submission information.
- [18\-NA\-180](/bulletins/11011896.md), 2024-12-17, Service bulletin: FUEL/PROPULSION SYSTEM; ELECTRICAL SYSTEM. This Warranty Administration service bulletin provides Lithium\-Ion battery Exchange Process and Transaction Submission information.
- [PIT5962B](/bulletins/11011805.md), 2024-12-12, Service bulletin: ELECTRICAL SYSTEM; UNKNOWN OR OTHER. This Preliminary information communicates a GM part number for reflective high temperature heat or insulating tape when repairing wiring harnesses.
- [PIC6026A](/bulletins/11011467.md), 2024-12-05, Service bulletin: ELECTRICAL SYSTEM. This Preliminary Information communication provides information to the technician about the replacement Accessory Power Module does not have an orange wire harness like the original. Technician will need to order a jumper harness General Motors part number 24268507.
- [20\-NA\-132](/bulletins/11010421.md), 2024-11-09, Service bulletin: ELECTRICAL SYSTEM. This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.

JSON: [/v1/bulletins/10089494](/v1/bulletins/10089494)

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