Pontiac Repair: g6 shifter, hummer h2, shift lock


Question
hi, just bought a g6 gt convertible, it was shipped to me from new jersey, i dont have the key yet cus the shippers lost it, the problem im having is, the (automatic) shifter can change gears without pressing on the brakes and without the key, i thought it may be the brake safety shift interlock thing, so as much as i looked around i couldnt find the lock anywhere and the maual didnt help much either, if you could shed some light on my situation i'd appreciate it

mike

Answer
Hi Mike:

Good question: Here is the answer.

#03-07-30-043A: Information Regarding Automatic Transmission Shift Lock Control Function - (May 25, 2006)


Subject: Information Regarding Automatic Transmission Shift Lock Control Function


Models: 2007 and Prior Passenger Cars and Trucks (Including Saturn)

2007 and Prior HUMMER H2, H3

2005-2007 Saab 9-7X

with Automatic Transmission




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This bulletin is being revised to add models and model years. Please discard Corporate Bulletin Number 03-07-30-043 (Section 07 - Transmission/Transaxle).


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This bulletin is being issued to better explain how the Automatic Transmission Shift Lock Control (formerly known as Brake Transmission Shift Interlock (BTSI)) feature is intended to operate. Revised wording regarding the shift lock control system began appearing in the Owner Manuals beginning with the 2004 model year.

The shift lock control feature was intended to prevent drivers from shifting out of Park with the vehicle running without the brakes applied. However, if the ignition switch is in the Accessory (ACC) position, it may be possible on some vehicles to move the shift lever out of Park WITHOUT first activating the brake.

The shift lock control system is ONLY active when the ignition switch is in the RUN or ON position. This means that when the ignition switch is in the RUN or ON position, the shift lever cannot be moved out of the Park position without activating the brake.

Some owners may feel that the shift lock control system prevents an unattended child from moving the vehicle. Please stress to owners, as stated in the Owner Manual, that children should NEVER be left unattended in a vehicle, even if the ignition key has been removed from the vehicle.

GM bulletins are intended for use by professional technicians, NOT a "do-it-yourselfer".  They are written to inform these technicians of conditions that may occur on some vehicles, or to provide information that could assist in the proper service of a vehicle.  Properly trained technicians have the equipment, tools, safety instructions, and know-how to do a job properly and safely.  If a condition is described, DO NOT assume that the bulletin applies to your vehicle, or that your vehicle will have that condition.  See your GM dealer for information on whether your vehicle may benefit from the information.

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