43940 – Brake Transmission Shift Interlock (BTSI) – Transmission Won’t Shift Out of Park – 2016 Chevrolet Malibu & 2016-2017 Chevrolet Volt

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#43940: Brake Transmission Shift Interlock (BTSI) – Transmission Won’t Shift Out of Park – (Jun 28, 2016)

Subject:	43940 Brake Transmission Shift Interlock (BTSI) – Transmission Won’t Shift Out of Park
Models:	2016 Chevrolet Malibu
	2016–2017 Chevrolet Volt

Make	Model	Model Year		RPO	Description
		From	To
Chevrolet	Malibu	2016	2016
Chevrolet	Volt	2016	2017

This service update should be performed on vehicles in dealer inventory only. Involved vehicles are marked “open” on the Investigate Vehicle History screen in GM Global Warranty Management system. This site should always be checked to confirm vehicle involvement prior to beginning any required inspections and/or repairs.

Condition	Certain 2016 model year Chevrolet Malibu and 2016-2017 Chevrolet Volt vehicles may have a condition where a burr may be present on the spring end which is part of the shifter assembly. This may result in an intermittent condition where the vehicle will not shift out of “Park.”
Correction	Inspect and replace the shifter assembly if required.

Part Information

Note: Use the VIN and the GM Electronic Parts Catalog (EPC) to determine which (part name) to order.

Warranty Information

Labor Operation	Description	Labor Time	Trans. Type	Net Item
9102296	Inspect Brake Transmission Shift Interlock Function   ADD: Replace Automatic Transmission Control – Malibu ADD: Replace Automatic Transmission Control – Volt	0.2	ZFAT	N/A
		0.8	ZFAT	N/A
		1.1	ZFAT	N/A

Service Procedure

1. Inspect the function of the brake transmission shift interlock (BTSI).

2. Using a plastic trim tool, remove the front floor console transmission shift opening bezel ((1) Malibu (2) Volt) and pull up the shift boot to gain access to the BTSI.

3. With the ignition on, check the function of the BTSI by pressing down and releasing the brake pedal multiple times. The BTSI should travel from resting (1) to fully open (2).
   • If the BTSI functions properly, no further action is required.
   • If the BTSI binds or does not travel fully, continue to step 4.
4. Remove the transmission control. Refer to Transmission Control Replacement (Without Base) in SI.
5. Install the transmission control. Refer to Transmission Control Replacement (Without Base) in SI.

Dealer Responsibility

Dealers must take the steps necessary to ensure that the service update correction has been made to all involved vehicles in dealer inventory before selling or dealer-trading the vehicle, but no later than June 30, 2017.

All new, used, GM Certified Used, courtesy transportation vehicles, dealer shuttle vehicles, etc. in dealers’ possession and subject to this bulletin must be held and inspected/repaired per the service procedure of this bulletin before customers take possession of these vehicles. Involved vehicles must be held and not delivered to customers, dealer-traded, released to auction, used for demonstration, or any other purpose.

All GM Certified Used vehicles currently in the dealers’ inventory within the Certified Pre-Owned Inventory System (CPOIS) will be de-certified and must be held and remedied per the service procedure in this bulletin. Upon submitting an accepted/paid warranty transaction in the Global Warranty Management (GWM) system, the vehicle can be re-certified for sale within the CPOIS system, or once again be used in the CTP program.

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