LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Chevrolet >> 2015 >> Spark LS, Standard Trans >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transmission - AISIN 80-40LE >> Repair Instructions - On Vehicle >> Transmission Control Module Replacement
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Transmission Control Module Replacement

Fig 1: Transmission Control Module
GM2780720Courtesy of GENERAL MOTORS COMPANY
Callout Component Name
1 TCM Fastener
CAUTION: Refer to Fastener Caution .

Tighten 
7 N.m (62 lb in)
2 Transmission Control Module (TCM)

Procedure

  1. Disconnect the TCM electrical connector.
  2. The TCM must be programmed when replaced. Refer to Control Module References for programming and setup information.
  3. Perform the transmission adaptive learn when replaced. Refer to Transmission Adaptive Learn .
3 TCM Cover