Search SRS Solutions Below Having trouble with your SRS? We’ve built this solution just for you. No results Seat Belt Solutions What is a Pretensioner and what does it do? Unlocking stuck seatbelts, cause and how to fix Webbing replacement service How to find what kind of seatbelt you have. How to get your seatbelt and pretensioner fixed. Module Solutions Can my vehicle run without an airbag module? What is the (SDM) Sensing Diagnostic Module ? What is the (SAS) Sophisticated Airbag Sensor? What is the (ACM) Airbag Control Module ? What is the (ECU) Electronic Control Unit? General Solutions What is an Airbag Inflator? What is a B1912 code? What is the Impact Sensor? How do Rollover Sensors work and location? Clock springs and how do they work?