Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2009 Pontiac G8 BaseFACTORY OEM SERVICE PROCEDURE
Programming the BCM
NOTE:
The vehicle will not start and many other functions may not operate correctly if a replacement BCM is not correctly set up. The following procedures must be followed:
- The BCM reprogramming
- Brake pedal position sensor (BPPS) learn
- Program SDM primary key to BCM
CAUTION:
Refer to Service Programming System (SPS) Caution
.
NOTE:
After the procedure is completed, the personalization settings of the BCM are set to default settings. Inform the customer that the personalization must be set again.
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.