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.
2004 Chevrolet Impala LSFACTORY OEM SERVICE PROCEDURE
Communication Center Call Transceiver Programming and Setup
WARNING: This page is about a different car, the 2012 Chevrolet Malibu. However, it is still accessible from the selected car via links, so may be relevant.
This device requires no SPS programming or setup. However, if the module has been replaced, the following procedures are required:
- Program the vehicle VIN number into the replacement part by making the following scan tool selections:
- Telematic Veh. Locate and Immo.
- Module Setup
- Program VIN
If for some reason the Tech 2 can not read the VIN, you will have to manually enter the VIN.
- After the VIN has been programmed into the module, the dealer will need to update the Brazil database with the new SIM number for the replacement part.
- If the vehicle has been disabled, the dealer will need to call the Brazil government hotline to have the unit reset.
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.