GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2002 🢒 Impala 🢒 Engine 🢒 Engine Controls - 3.4L 🢒 Input Speed Sensor Replacement

Removal Procedure
  1. Remove the case side cover. Refer to Control Valve Body Cover Replacement .
  2. Disconnect the input speed sensor electrical connector.

    3. Object Number: 48196 Size: SH
  3. Remove the input speed sensor retaining clip (441).
  4. Remove the input speed sensor (440).

    5. Object Number: 49299 Size: SH
  5. Inspect the input speed sensor (440) for the following conditions:
    6. • Damaged or missing magnet
    • Damaged housing
    • Bent or missing electrical terminals
    • Damaged speed sensor clip (441)

Installation Procedure

    Object Number: 48196 Size: SH
  1. Install the input speed sensor (440).
  2. Install the input speed sensor retaining clip (441).
  3. Connect the input speed sensor electrical connector.
  4. Install the case side cover. Refer to Control Valve Body Cover Replacement .