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 MANUALSPONTIAC2008GRAND PRIX BASEREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 95 (FIXED & MOVEABLE WINDOW SYSTEMS)DIAGNOSTIC INFORMATION AND PROCEDURESSCAN TOOL DATA LIST
2008 Pontiac Grand Prix Base
Scan Tool Data List
2008 Pontiac Grand Prix BaseSECTION Scan Tool Data List
WARNING: This page is about a different car, the 2007 Buick LaCrosse and 2007 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
Body Control Module (BCM)
| Scan Tool Parameter | Data List | Units Displayed | Typical Data Value |
|---|---|---|---|
| Battery power is the only requirement for Data, Inputs, Module Information and Lock Outputs. | |||
| Base Model Part Number | Module Information 1 | Number | varies |
| All Door Lock Motors | Outputs | OFF/ON | OFF |
| Battery Voltage | Data | 9.0 -16.0 Volts | 12.8 Volts |
| Driver Door Unlock Motors | Outputs | OFF/ON | OFF |
| Left Rear Door Ajar Sw. | Inputs | Closed/Ajar | Closed |
| LF Door Ajar Switch | Inputs | Door Closed/Ajar | Door Closed |
| LF Door Lock Switch | Inputs | Idle/Lock/Unlock/Invalid | Idle |
| LF Door Open Switch | Inputs | Closed/Open | Closed |
| LF Key Cylinder Lock Switch | Inputs | Idle/Lock/Unlock/Invalid | Idle |
| LR Door Open Switch | Inputs | Closed/Open | Closed |
| Passenger Door Unlock Motors | Outputs | OFF/ON | OFF |
| RF Door Ajar Switch | Inputs | Door Closed/Ajar | Door Closed |
| RF Door Lock Switch | Inputs | Idle/Lock/Unlock/Invalid | Idle |
| RF Door Open Switch | Inputs | Closed/Open | Closed |
| RF Key Cylinder Lock Switch | Inputs | Idle/Lock/Unlock/Invalid | Idle |
| Right Rear Door Ajar Sw. | Inputs | Closed/Ajar | Closed |
| RR Door Open Sw. | Inputs | Closed/Open | Closed |
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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.