GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2009 🢒 TopKick C-Series (Conventional) C6/C7/C8 🢒 Engine 🢒 Engine Controls and Fuel - 8.1L 🢒 Engine Oil Pressure Sensor and/or Switch Replacement

Removal Procedure

    Object Number: 742254 Size: SH
  1. Remove the engine cover. Refer to Engine Cover Replacement.
  2. Disconnect the oil pressure sensor electrical connector (3).

    3. Object Number: 787691 Size: SH
  3. Remove the oil pressure sensor.

Installation Procedure

    Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 787691 Size: SH
  1. Install the oil pressure sensor.

    2. Tighten
    Tighten the oil pressure sensor to 30 N·m (22 lb ft).


    Object Number: 742254 Size: SH
  2. Connect the oil pressure sensor electrical connector (3).
  3. Install the engine cover. Refer to Engine Cover Replacement.