GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2004 🢒 TopKick C-Series (Conventional) C4/C5 🢒 Engine 🢒 Engine Controls - 6.6L (LLY) 🢒 Barometric Pressure Sensor Replacement

Removal Procedure

    Object Number: 1334921 Size: SH
  1. Disconnect the barometric pressure (BARO) sensor electrical connector.
  2. Bend the tab located on the bracket, away from the sensor enough so that the sensor can be removed.
  3. Pull the BARO sensor downward in order to remove it from the bracket.

Installation Procedure

    Object Number: 1334921 Size: SH
  1. Install the BARO sensor to the bracket.
  2. Bend the tab inward to hold the sensor.
  3. Connect the BARO sensor electrical connector.