GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 1997 🢒 Riviera 🢒 Engine 🢒 Engine Controls - 3.8L 🢒 Knock Sensor Module Replacement

Removal Procedure
  1. Remove the PCM. Refer to Powertrain Control Module Replacement/Programming .

    2. Object Number: 12685 Size: SH
  2. Remove the KS Module cover.

    3. Object Number: 12684 Size: SH
  3. Gently squeeze the latches on the KS Module and carefully lift the KS Module out of the PCM.

Installation Procedure

    Object Number: 12684 Size: SH
  1. Carefully insert the KS module into the socket in the PCM. Carefully press down on the KS Module until the latches engage.

    2. Object Number: 12685 Size: SH
  2. Install the KS Module cover to the PCM.
  3. Install the PCM. Refer to Powertrain Control Module Replacement/Programming .