GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 1998 🢒 Riviera 🢒 HVAC 🢒 HVAC Systems - Automatic 🢒 Ambient Temperature Sensor Replacement

Removal Procedure
  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.

    2. Object Number: 264861 Size: SH
  2. Disconnect the electrical connector (3) from the sensor (1).
  3. Remove the retainer (2).
  4. Remove the sensor (1).

Installation Procedure

    Object Number: 264861 Size: SH
  1. Install the sensor (1).
  2. Install the retainer (2).
  3. Connect the electrical connector (3) to the sensor (1).
  4. Lower the vehicle.