What is a Chevrolet Impala 1st Gen airbag control module?
The Chevrolet Impala 1st Gen airbag control unit for 2000-2004 models is the vehicle's central safety unit. It continuously monitors all occupant restraint systems, processes sensor data, and is responsible for the precise deployment of the airbags and seatbelt pretensioners in the event of an accident. It also stores important diagnostic data.
This module serves as the brain of the passive safety system. It ensures the proper functioning of all airbag modules and warns of malfunctions. Each control module is factory-coded to the Impala's vehicle identification number (VIN) and must be reprogrammed if replaced.
Why is the Chevrolet Impala 1st Gen airbag control module defective?
Internal components in the Chevrolet Impala 1st Gen airbag control unit often fail due to age or configuration errors. The system then fails to deploy the airbags correctly, the warning light remains illuminated, and vehicle safety is compromised. Repair is essential.
Such defects often occur due to age, power surges, or corruption of the internal software. A broken control unit must be repaired immediately to restore full safety functionality.
Diagnosis of a defective control unit is usually done by reading specific error codes that point directly to the ECU.
Common Error Codes for Chevrolet Impala 1st Gen Airbag Control Unit Repair
For Chevrolet Impala 1st Gen airbag control unit repair, the primary error codes are B1000 and B1019. B1000 indicates an internal control unit malfunction, while B1019 signals a configuration error. These OBD-II B-codes only affect the airbag control unit itself.
- **B1000:** ECU Malfunction → Internal malfunction of the airbag control unit.
- **B1019:** SRS Configuration Error → Configuration error in the airbag control unit.
These error codes are read using an OBD-II airbag diagnostic tool. They are crucial for precise diagnosis and targeted repair of the airbag control unit.
What part numbers are available for the Chevrolet Impala 1st Gen airbag control unit repair?
The primary OEM part number for the Chevrolet Impala 1st Gen airbag control module (2000-2004 models) is 10305387 from Chevrolet. Specific supplier part numbers from Bosch or Continental are not comprehensively documented for this older model generation. Separate validation is recommended.
Part number 10305387 is the only confirmed OEM number used for Impala airbag control units from 2000 to 2004. To reliably identify the correct part number, it is important to consult official manufacturer catalogs or specialized databases, especially for aftermarket parts.