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 78 (SUPPLEMENTAL INFLATABLE RESTRAINT SYSTEM)COMPONENT LOCATORSIR COMPONENT VIEWS
2008 Pontiac Grand Prix Base
SIR Component Views
2008 Pontiac Grand Prix BaseSECTION SIR Component Views
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.
| Callout | Component Name |
|---|---|
| 1 | Heated Seat Element - Passenger Cushion |
| 2 | Heated Seat Element - Passenger Back |
| 3 | Passenger Presence Seat Sensor |
| 4 | Heated Seat Relay |
| 5 | Horizontal Motor (part of the Adjuster Assembly) |
| 6 | Front Vertical Motor (part of the Adjuster Assembly) |
| 7 | Rear Vertical Motor (part of the Adjuster Assembly) |
| 8 | Inflatable Restraint Front Passenger Presence System (PPS) Module |
| 9 | Seat Adjuster Switch - Passenger |
| Callout | Component Name |
|---|---|
| 1 | Inflatable Restraint Front End Sensor - Right |
| 2 | Inflatable Restraint Front End Sensor - Left |
| 3 | Hood Ajar Switch (AP3) |
| Callout | Component Name |
|---|---|
| 1 | Inflatable Restraint I/P Module |
| 2 | Inflatable Restraint Roof Rail Module - Right (AY1) |
| 3 | Inflatable Restraint Roof Rail Module - Left (AY1) |
| 4 | Inflatable Restraint Steering Wheel Module |
| 5 | Floor Panel |
| Callout | Component Name |
|---|---|
| 1 | Door Frame |
| 2 | Outside Rearview Mirror - Driver |
| 3 | Door Lock / Window Switch - Driver |
| 4 | Outside Rearview Mirror Switch |
| 5 | Window Motor - Driver |
| 6 | Inflatable Restraint Side Impact Sensor - Left (AY1) |
| 7 | Door Lock - Driver |
| Callout | Component Name |
|---|---|
| 1 | Outside Rearview Mirror - Front Passenger |
| 2 | Door Frame |
| 3 | Door Lock - Front Passenger |
| 4 | Inflatable Restraint Side Impact Sensor - Right (AY1) |
| 5 | Door Lock Switch - Front Passenger |
| 6 | Window Switch - Front Passenger |
| 7 | Window Motor - Front Passenger |
| Callout | Component Name |
|---|---|
| 1 | Front Passenger Seat |
| 2 | Driver Seat |
| 3 | Inflatable Restraint Sensing and Diagnostic Module (SDM) |
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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.