Airbag control unit with part number 13592881

What does the airbag control unit 13592881 do?

The airbag control unit 13592881 is the central control unit of the restraint system (SRS) in Chevrolet. It evaluates the signals from the crash sensors, decides within milliseconds in the event of an accident whether airbags and seatbelt pretensioners are triggered, and monitors the system continuously. It shows faults via the airbag warning light.

The unit works in the background whenever the vehicle is switched on. In doing so it checks the sensors, their connections and the trigger circuits of the airbags and seatbelt pretensioners, so that the system is ready in an emergency.

After an accident the control unit stores crash data and locks itself. How this state affects everyday driving is described in the section on signs of a defect.

Why does the control unit 13592881 fail?

The most common cause is crash data stored after an accident, even if no airbag has deployed; a standard diagnostic tool cannot erase it. Other causes include aged components, cold solder joints, moisture at plug connectors and voltage spikes.

Airbag24 erases the crash data as part of the repair. The other causes at a glance:

• aged electronic components in the housing,
• cold solder joints on the circuit board,
• moisture and corrosion at the plug connectors,
• voltage spikes, for example from a weak battery or when connecting to a jump start.

How can you tell that the 13592881 is defective?

A defect shows up as the airbag warning light in the instrument cluster lighting up permanently or intermittently. Error messages in the instrument cluster, no connection between the diagnostic tool and the control unit, or a fault memory that cannot be cleared may also occur.

The airbag warning light is the clearest signal the system gives you. If it lights up, have the cause checked promptly, because in an emergency the airbags and seatbelt pretensioners may then fail to deploy.

If there is no connection to the diagnostic tool, the cause does not necessarily lie in the control unit itself. Cables and plugs can be the cause as well, and only the inspection establishes which.

Which vehicles is the 13592881 fitted in?

The airbag control unit 13592881 is fitted in these vehicles: Chevrolet Silverado GMT K2XX (2013-2018).

The following vehicles are assigned to this control unit:

• Chevrolet Silverado GMT K2XX (2013-2018)

First compare the part number on the label of the removed unit with this page. This only ensures that you have the correct unit in front of you. Also have the fault memory read out beforehand, because only this log shows whether the control unit is defective or whether a plug or cable is the cause.

For the same vehicles, we also repair control units with the part numbers 13592880.

How does the repair of the 13592881 work?

Processing at Airbag24 usually takes 3–4 working days. First have the fault memory read out and attach the log, then disconnect the battery and only then remove the control unit. Next, create a repair order online and send the unit well packed.

Airbag24 tests the unit on the test bench, repairs defective components, erases stored crash data and carries out a functional test. Your own unit is then returned to you. Our repairs come with 2 years' statutory liability for defects. The repaired control unit comes back with all vehicle data and is ready for use as soon as it is refitted — no coding or programming is required.

How does the control unit 13592881 get to Airbag24?

You send the control unit 13592881 as a parcel, or book a UPS collection for an extra charge. After the repair, Airbag24 sends it back to you by UPS.

Put the printed repair order in the parcel and pack the unit shockproof.