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 375 (TIRE PRESSURE MONITORING SYSTEM)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 2008 Pontiac Vibe. However, it is still accessible from the selected car via links, so may be relevant.
| Scan Tool Parameter | Data List | Units Displayed | Typical Data Value |
|---|---|---|---|
| Operating Conditions: Ignition ON, Engine OFF, Transmission in Neutral or Park, and Brake Unapplied | |||
| Engine RPM | TPM | RPM | Varies |
| Tire Pressure Sensor ID Code 1 | TPM | ID Number | Varies |
| Tire Pressure Sensor ID Code 2 | TPM | ID Number | Varies |
| Tire Pressure Sensor ID Code 3 | TPM | ID Number | Varies |
| Tire Pressure Sensor ID Code 4 | TPM | ID Number | Varies |
| Tire Pressure Sensor 1 | TPM | °C | Varies |
| Tire Pressure Sensor 1 | TPM | psi | Varies |
| Tire Pressure Sensor 1 Battery Status | TPM | Normal/Low | Normal |
| Tire Pressure Sensor 2 | TPM | °C | Varies |
| Tire Pressure Sensor 2 | TPM | psi | Varies |
| Tire Pressure Sensor 2 Battery Status | TPM | Normal/Low | Normal |
| Tire Pressure Sensor 3 | TPM | °C | Varies |
| Tire Pressure Sensor 3 | TPM | psi | Varies |
| Tire Pressure Sensor 3 Battery Status | TPM | Normal/Low | Normal |
| Tire Pressure Sensor 4 | TPM | °C | Varies |
| Tire Pressure Sensor 4 | TPM | psi | Varies |
| Tire Pressure Sensor 4 Battery Status | TPM | Normal/Low | Normal |
| Tire Set Select Switch | TPM | Main Set/Second Set | Main Set |
| TPM System Enabled | TPM | Yes/No | Yes |
| Vehicle Speed | TPM | mph/km/h | Varies |
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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.