What is a Chevrolet Impala 4th Gen airbag control module?
The Chevrolet Impala 4th Gen airbag control unit is a central safety unit in modern vehicles, although airbags were not standard equipment in this model series (1965-1970). It monitors sensors, stores crash data, and ensures the proper function of all airbag modules in the vehicle in the event of a crash.
In newer Impala models (e.g., 2000-2004), this module, also known as the SRS SDM, is the "computer" of the passive safety system. It collects signals from the impact sensors and seatbelt pretensioners. Its primary function is to precisely deploy the airbags and seatbelt pretensioners within milliseconds in the event of an accident.
This control unit is crucial for occupant safety. It also stores important diagnostic data and error messages.
Why is the Chevrolet Impala 4th Gen airbag control module defective?
Since the Chevrolet Impala 4th Gen (1965-1970) did not have airbags, a specific airbag control module for this model cannot be faulty. However, in newer Impala models, airbag control modules can fail due to electrical surges, water damage, or internal component failure, requiring precise diagnosis and, if necessary, a Chevrolet Impala 4th Gen airbag control module repair for newer vehicle generations.
A failure of the control unit is often indicated by an illuminated airbag warning light in the dashboard. This may indicate an internal defect in the module itself.
Even after an accident, the module must be reset or reprogrammed. Repairing it offers a cost-effective alternative to purchasing a new one, as the control units are coded to the specific vehicle's VIN.
Common Error Codes for Chevrolet Impala 4th Gen Airbag Control Unit Repair
There are no specific trouble codes for the Chevrolet Impala 4th Gen airbag control unit, as this model series did not have airbags. However, on later Chevrolet Impala models, general codes such as B1000 or B1019 may indicate a necessary Chevrolet Impala 4th Gen airbag control unit repair. These codes relate to the airbag ECU and require system diagnostics.
These error codes indicate problems within the airbag system that require investigation by a specialist workshop.
- **B1000** → Electronic Control Unit (ECU) Malfunction → Indicates an internal error in the airbag control unit.
- **B1019** → SRS Configuration Error → Indicates a configuration error in the airbag control unit, often after a replacement or if the coding is incorrect.
What part numbers are available for the Chevrolet Impala 4th Gen airbag control unit repair?
There are no specific OEM part numbers for airbag control units for the Chevrolet Impala 4th Gen (1965-1970), as airbags were not standard equipment during this era. However, for later generations like the Impala (2000-2004), part numbers like 10305387 or 22816796 are relevant for a potential Chevrolet Impala 4th Gen airbag control unit repair for airbag modules that fit these newer vehicles.
Part number availability is concentrated on more modern Chevrolet Impala models. For example, part number 10305387 is known for the 2000-2004 Impala.
The number 22816796 is found on 2012-2016 Impala models. It is critical that the part number of a replacement module exactly matches the vehicle's original part number to ensure compatibility.
Original manufacturer catalogs or professional spare parts databases like TecDoc are the best sources for precise part numbers for newer vehicles. Such information regarding airbag control units is not available for the 4th generation Impala.