Saab Workshop Service and Repair Manuals > 9-3 FWD (9440) L4-2.0L Turbo (B207R) (2009) > Restraint Systems | Seat Belt Systems | Seat Belt Tensioner | Component Information | Description and Operation | Belt Pretensioner (236D, 236P)

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2. Charge
3. Belt tensioner housing
4. Chamber
5. Steel band

The driver's side belt pretensioner is connected to pin 20 (B+) and pin 21 (ground) on the airbag control module.

Saab Workshop Service and Repair Manuals