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.
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HOMESERVICE MANUALSPONTIAC2006G6 GTP, 2D COUPE, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 389 (COMPUTER/INTEGRATING SYSTEMS)DESCRIPTION AND OPERATIONDATA LINK COMMUNICATIONS DESCRIPTION AND OPERATIONCLASS 2 SERIAL DATA LINK
2006 Pontiac G6 GTP, 2D Coupe, Standard
Class 2 Serial Data Link
2006 Pontiac G6 GTP, 2D Coupe, StandardSECTION Class 2 Serial Data Link
WARNING: This page is about a different car, the 2006 Pontiac Montana SV6, 2006 Chevrolet Uplander, and 2006 Buick Terraza. However, it is still accessible from the selected car via links, so may be relevant.
The class 2 serial data link allows the following modules to communicate and share data with each other:
- Body control module (BCM)
- Digital radio receiver (DRR)
- Driver information center (DIC)
- Digital video disk (DVD)
- Electronic brake control module (EBCM)
- Instrument panel cluster (IPC)
- Head up display (HUD)
- HVAC module
- Left hand power sliding door module (LHPSDM)
- Memory seat module (MSM)
- Powertrain control module (PCM)
- Radio
- Right hand power sliding door module (RHPSDM)
- Inflatable restraint sensing and diagnostic module (SDM)
- Vehicle control interface module (VCIM)
The class 2 serial data link allows a scan tool to communicate with the above modules for diagnostic and testing purposes.
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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.