GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Caution: Be careful when you handle a sensor. Do not strike or jolt a sensor. Before applying power to a sensor:

   • Remove any dirt, grease, etc. from the mounting surface.
   • Position the sensor horizontally on the mounting surface.
   • Point the arrow on the sensor toward the front of the vehicle.
   • Tighten all of the sensor fasteners and sensor bracket fasteners to the specified torque value.
Failure to follow the correct procedure could cause air bag deployment, personal injury, or unnecessary SIR system repairs.


    Object Number: 183047  Size: SH
  1. Remove the hood primary latch. Refer to Hood Primary and Secondary Latch Replacement .
  2. Remove the front bumper fascia upper support. Refer to Front Bumper Fascia Upper Support Replacement in Bumpers.
  3. Remove the front end sheet metal support bolts.
  4. Remove the front end sheet metal support nut.
  5. Remove the front end sheet metal support.

Installation Procedure


    Object Number: 183047  Size: SH
  1. Install the front end sheet metal support to the lower tie bar.
  2. Install the front end sheet metal support nut.
  3. Tighten
    Tighten the front end sheet metal support nut to 10 N·m (89 lb in).

  4. Install the front end sheet metal support bolts.
  5. Tighten
    Tighten the front end sheet metal support bolts to 25 N·m (18 lb ft).

  6. Install the upper fascia support bracket to latch support. Refer to Front Bumper Fascia Upper Support Replacement in Bumpers.
  7. Install the hood primary latch. Refer to Hood Primary and Secondary Latch Replacement .