GM Service Manual Online
For 1990-2009 cars only

Object Number: 1637879  Size: MF

Callout

Component Name

Caution: Do not strike or jolt the inflatable restraint front end sensor. Before applying power to the front end sensor make sure that it is securely fastened. Failure to observe the correct installation procedure could cause SIR deployment, personal injury, or unnecessary SIR system repairs.

Notice: Refer to Fastener Notice in the Preface section.

Fastener Tightening Specifications: Refer to Fastener Tightening Specifications .

Preliminary Procedure

Disable the supplemental inflatable restraint (SIR) system. Refer to SIR Disabling and Enabling .

1

Forward Discriminating Sensor Bolt (Qty: 2)

Tip
Loosen the bolts in order to remove the sensor. Bolts could be reverse threaded.

Tighten
8 N·m (71 lb in)

2

Forward Discriminating Sensor

Tip

  1. Remove the connector position assurance (CPA) retainer.
  2. Disconnect the electrical connector.