GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Pontiac 🢒 1998 🢒 Grand Prix 🢒 Engine 🢒 Engine Controls - 3.1L 🢒 Fluid Temperature Sensor Replacement

Removal Procedure
  1. Remove the case side cover. Refer to Control Valve Body Cover Replacement .

    2. Object Number: 10505 Size: SH
  2. Disconnect the wiring harness assembly from the fluid temperature sensor (391).
  3. Remove the fluid temperature sensor (391).

Installation Procedure
  1. Install the fluid temperature sensor (391).

    2. Object Number: 10505 Size: SH
  2. Connect the wiring harness assembly to the fluid temperature sensor (391).
  3. Install the case side cover. Refer to Control Valve Body Cover Replacement .