GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2008 🢒 Epica 🢒 Power and Signal Distribution 🢒 Wiring Systems and Power Management 🢒 Transmission Control Module Replacement

Removal Procedure

    Object Number: 1860081 Size: SH
  1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
  2. Disconnect the transmission control module (TCM) wiring connectors.
  3. Remove the TCM and nuts.

Installation Procedure

Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 1860081 Size: SH
  1. Install the TCM retaining nuts.

    2. Tighten
    Tighten the TCM retaining nuts to 15 N·m (11 lb ft).

  2. Connect the electrical connectors.
  3. Connect the negative battery cable.