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Help me find an air bag sensor please

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Old Sep 23, 2025 | 06:38 PM
  #11  
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The manual provides the following for a 2005 (DTC B0083-B0088):-
Action Taken When the DTC Sets
• The SDM requests the instrument panel cluster (IPC) to illuminate the AIR BAG indicator.
• The SIR System is disabled and no deployments are allowed.

Conditions for Clearing the DTC
The condition for setting the DTC no longer exists.
• A history DTC will clear once 100 malfunction-free ignition cycles have occurred.

AIR BAG Indicator
The AIR BAG indicator, located in the IPC is used to notify the driver of SIR system malfunctions and to verify that the SDM is communicating with the IPC. When the ignition is turned ON, the SDM is supplied with ignition 1 voltage and requests the IPC to flash the AIR BAG indicator 7 times. While flashing the indicator, the SDM conducts test on all SIR system components and circuits. If no malfunctions are detected the SDM will communicate with the IPC through the class 2 serial data circuit and request the IPC to turn the AIR BAG indicator OFF. The SDM provides continuous monitoring of the air bag circuits by conducting a sequence of checks. If a malfunction is detected the SDM will store a diagnostic trouble code (DTC) and request the IPC to turn the AIR BAG indicator ON. The presence of a SIR system malfunction could result in non-deployment of the air bags. The AIR BAG indicator will remain ON until the malfunction has been repaired.

The above suggests you shouldn't have to do anything once the system is working correctly?

Perhaps retrieve the DTC to focus on where the fault lies (if any)
 
Old Sep 24, 2025 | 04:43 AM
  #12  
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Originally Posted by oceanbrave
The manual provides the following for a 2005 (DTC B0083-B0088):-
Action Taken When the DTC Sets
• The SDM requests the instrument panel cluster (IPC) to illuminate the AIR BAG indicator.
• The SIR System is disabled and no deployments are allowed.

Conditions for Clearing the DTC
The condition for setting the DTC no longer exists.
• A history DTC will clear once 100 malfunction-free ignition cycles have occurred.

AIR BAG Indicator
The AIR BAG indicator, located in the IPC is used to notify the driver of SIR system malfunctions and to verify that the SDM is communicating with the IPC. When the ignition is turned ON, the SDM is supplied with ignition 1 voltage and requests the IPC to flash the AIR BAG indicator 7 times. While flashing the indicator, the SDM conducts test on all SIR system components and circuits. If no malfunctions are detected the SDM will communicate with the IPC through the class 2 serial data circuit and request the IPC to turn the AIR BAG indicator OFF. The SDM provides continuous monitoring of the air bag circuits by conducting a sequence of checks. If a malfunction is detected the SDM will store a diagnostic trouble code (DTC) and request the IPC to turn the AIR BAG indicator ON. The presence of a SIR system malfunction could result in non-deployment of the air bags. The AIR BAG indicator will remain ON until the malfunction has been repaired.

The above suggests you shouldn't have to do anything once the system is working correctly?

Perhaps retrieve the DTC to focus on where the fault lies (if any)
I'm not sure if it will go away or not and I do not think my scanner will clear it. I haven't had time to really mess with it.
 
Old Sep 24, 2025 | 03:30 PM
  #13  
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fyi that was a snippet from the official GM workshop manual for a 2005 model year Hummer....
 
Old Sep 24, 2025 | 04:48 PM
  #14  
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SRS codes need to be cleared after repair.
 
Old Oct 5, 2025 | 04:26 PM
  #15  
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OK the Dorman parts that I purdhased do not work. I still have a fault code even if I switch sides.
I'm going to pull the new parts out and put the old one n and button it up.
I will fix the speedo and then put it up on the market for $27,900.
If intersested let me know.
 
Old Oct 5, 2025 | 06:25 PM
  #16  
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Originally Posted by tharber
OK the Dorman parts that I purdhased do not work. I still have a fault code even if I switch sides.
I'm going to pull the new parts out and put the old one n and button it up.
I will fix the speedo and then put it up on the market for $27,900.
If intersested let me know.
What's the code?
B0014: Driver Airbag Terminal 1 Open Circuit

B0015: Driver Airbag Terminal 2 Open Circuit

B0016: Driver Airbag Circuit Shorted Together

B0018: Driver Airbag Terminal 1 Short to Vehicle Ground

B0019: Driver Airbag Terminal 2 Short to Vehicle Ground

B0022: Passenger Airbag Terminal 1 Open Circuit

B0023: Passenger Airbag Terminal 2 Open Circuit

B0024: Passenger Airbag Circuit Shorted Together

B0026: Passenger Airbag Terminal 1 Short to Vehicle Ground

B0027: Passenger Airbag Terminal 2 Short to Vehicle Ground

B0031: Deployment Requested With Loop Malfunction

B0051: Deployment Commanded With Loop Malfunction

B0071: Left (Driver) Forward Discriminating Sensor ID Not Recognized

B0072: Left (Driver) Forward Discriminating Sensor ID Missing

B0078: Right (Passenger) Forward Discriminating Sensor ID Not Recognized

B0079: Right (Passenger) Forward Discriminating Sensor ID Missing

B0084: Front End Sensor 1 Circuit Malfunction

B0085: Front End Sensor 2 Circuit Malfunction

B0090: Side Impact Module Left Front Malfunction (Driver Side)

B0091: Side Impact Module Right Front Malfunction (Passenger Side)

B0095: Roof Rail Module Left Malfunction

B0096: Roof Rail Module Right Malfunction

B0100: Passenger Presence System Performance

B0101: Passenger Presence System Not Calibrated

B0102: Passenger Presence System Fault Present

B0151: Front End Sensor 1/2 Mismatch
 

Last edited by hummerz; Oct 5, 2025 at 06:29 PM.
Old Oct 5, 2025 | 07:57 PM
  #17  
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Originally Posted by tharber
OK the Dorman parts that I purdhased do not work. I still have a fault code even if I switch sides.
I'm going to pull the new parts out and put the old one n and button it up.
I will fix the speedo and then put it up on the market for $27,900.
If intersested let me know.
Impossible to be 💯% sure without the code 🤔

You may be correct, but it could be something else 🥺
 
Old Oct 6, 2025 | 06:37 AM
  #18  
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Code was B0100 then swapped to the other side and got a B0103, or vice versa.
 
Old Oct 6, 2025 | 11:36 PM
  #19  
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high demand on these. I need the passenger side if anyone has one
 
Old Oct 7, 2025 | 06:47 PM
  #20  
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Originally Posted by tharber
Code was B0100 then swapped to the other side and got a B0103, or vice versa.
Did you try reversing the 2 pin connection with the dorman?


 



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