How to replace the front air bag sensor on GMC C3500?

The first step until replacing the SIR Front End Discriminating Sensor requires to disable the SIR system. First remove the off road skid plate if your vehicle has it. Use tools to disconnect the sensor harness from the front end discriminating sensor while cutting loose the Connector Position Assurance (CPa) from its position on the harness connector. The inflatable restraint front end discriminating sensor must be removed alongside its mounting fasteners from the vehicle body. Last, replace the damaged fastener with a new one (IP/N 11514034 or equivalent) after you condition the front end lower tie surface for the new weld nut and perform the migwelding process. Secure reinstallation with a new fastener that also serves as IP/N 11515926 equivalent. First position the inflatable restraint front end discriminating sensor on the front end lower tie surface with the arrow facing forward. Then secure the mounting fasteners to 8 N.m (71 lb in). Connect the front end discriminating sensor harness connector onto the sensor then install the CPA and replace the off road skid plate if your vehicle has it. Finally, enable the SIR system.

OEM GMC C3500 Air Bag Sensor

Air Bag Impact Sensor

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GMC C3500 Air Bag Sensor Part Number: 16203545
Product Specifications
- Other Name: Sensor, Inflatable Restraint System; Impact Sensor; Front Sensor; Passenger Compartment Sensor; Arming Sensor; Sensor
- Position: Front
- Replaces: 16189815
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1997-2000 GMC C3500 | Sierra SL, Sierra SLE, Sierra SLT | 8 Cyl 5.7 L CNG, 8 Cyl 5.7 L GAS, 8 Cyl 6.5 L DIESEL, 8 Cyl 7.4 L GAS
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GMC C3500 Air Bag Sensor, Driver Side Part Number: 16228285
Product Specifications
- Other Name: Sensor, Inflatable Restraint System; Front Sensor; Sensor
- Position: Driver Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1995-1996 GMC C3500 | Sierra SL, Sierra SLE, Sierra SLT | 8 Cyl 5.7 L GAS, 8 Cyl 6.5 L DIESEL, 8 Cyl 7.4 L GAS
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GMC C3500 Air Bag Sensor, Passenger Side Part Number: 16218905
Product Specifications
- Other Name: Sensor, Inflatable Restraint System; Front Sensor; Sensor
- Position: Passenger Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1995-1996 GMC C3500 | Sierra SL, Sierra SLE, Sierra SLT | 8 Cyl 5.7 L GAS, 8 Cyl 6.5 L DIESEL, 8 Cyl 7.4 L GAS
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GMC C3500 Rear Sensor Part Number: 16162465
Product Specifications
- Other Name: Sensor, Inflatable Restraint System; Air Bag Sensor; Arming Sensor; Sensor
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1995-1996 GMC C3500 | Sierra SL, Sierra SLE, Sierra SLT | 8 Cyl 5.7 L GAS, 8 Cyl 6.5 L DIESEL, 8 Cyl 7.4 L GAS

GMC C3500 Air Bag Sensor

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GMC C3500 Air Bag Sensor Parts and Q&A

Air Bag Sensor
16203545
Q: How to replace the front air bag sensor on GMC C3500?
A:
The first step until replacing the SIR Front End Discriminating Sensor requires to disable the SIR system. First remove the off road skid plate if your vehicle has it. Use tools to disconnect the sensor harness from the front end discriminating sensor while cutting loose the Connector Position Assurance (CPa) from its position on the harness connector. The inflatable restraint front end discriminating sensor must be removed alongside its mounting fasteners from the vehicle body. Last, replace the damaged fastener with a new one (IP/N 11514034 or equivalent) after you condition the front end lower tie surface for the new weld nut and perform the migwelding process. Secure reinstallation with a new fastener that also serves as IP/N 11515926 equivalent. First position the inflatable restraint front end discriminating sensor on the front end lower tie surface with the arrow facing forward. Then secure the mounting fasteners to 8 N.m (71 lb in). Connect the front end discriminating sensor harness connector onto the sensor then install the CPA and replace the off road skid plate if your vehicle has it. Finally, enable the SIR system.