GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2008 🢒 TopKick C-Series (Conventional) C4/C5 🢒 Engine 🢒 Engine Controls and Fuel - 7.8L (LF8) 🢒 Fuel Injection Pump Fuel Temperature Sensor Replacement

Removal Procedure

    Object Number: 1986961 Size: SH
  1. Disconnect the engine harness connector.
  2. Remove the fuel temperature sensor (1).

Installation Procedure

    Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 1986961 Size: SH
  1. Install the fuel temperature sensor (1).

    2. Tighten
    Tighten the sensor to 10 N·m (89 lb in).

  2. Connect the engine harness connector.