GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Pontiac 🢒 2007 🢒 Solstice 🢒 Transmission/Transaxle 🢒 Automatic Transmission - 5L40-E/5L50-E 🢒 Transmission Control Module Replacement

Object Number: 1714830 Size: MF

Callout

Component Name

Preliminary Procedures

  1. Remove the left front fender. Refer to Front Fender Replacement .
  2. Reposition the windshield washer solvent container. Refer to Windshield Washer Solvent Container Replacement .

1

Electronic Control Module (ECM)

Tip
Remove the ECM from the ECM bracket but do not disconnect the ECM electrical connectors.

2

ECM Bracket Bolt (Qty: 3)

Notice: Refer to Fastener Notice in the Preface section.

Tighten
10 N·m (89 lb in)

3

ECM Bracket

4

Transmission Control Module (TCM) Bolt (Qty: 3)

Tighten
10 N·m (89 lb in)

5

TCM

Important: Twisting or tilting of the transmission control module electrical connector while disconnecting may result in bent or misaligned electrical terminal pins.

Tip

    • Disconnect the TCM electrical connector.
    • A new TCM requires programming. Refer to Control Module References .
    • It is recommended that transmission adaptive pressure (TAP) information be reset. Resetting the TAP values using a scan tool will erase all learned values in all cells. As a result, The ECM, PCM or TCM will need to relearn TAP values. Transmission performance may be affected as new TAP values are learned. Reset the TAP values. Refer to Transmission Adaptive Functions .

Object Number: 1616731 Size: MF

Callout

Component Name

Preliminary Procedures

  1. Remove the left front fender. Refer to Front Fender Replacement.
  2. Reposition the windshield washer solvent container. Refer to Windshield Washer Solvent Container Replacement.

1

Electronic Control Module (ECM)

Tip
Remove the ECM from the ECM Bracket but do not disconnect the ECM electrical connectors.

2

ECM Bracket Bolt (Qty: 3)

Notice: Refer to Fastener Notice in the Preface section.

Tighten
10 N·m (89 lb in)

3

ECM Bracket

4

Transmission Control Module (TCM) Bolt (Qty: 3)

Tighten
10 N·m (89 lb in)

5

TCM

Important: Twisting or tilting of the transmission control module electrical connector while disconnecting may result in bent or misaligned electrical terminal pins.

Tip

    • Disconnect the TCM electrical connector.
    • A new TCM requires programming. Refer to Control Module References .
    • It is recommended that transmission adaptive pressure (TAP) information be reset. Resetting the TAP values using a scan tool will erase all learned values in all cells. As a result, The ECM, PCM or TCM will need to relearn TAP values. Transmission performance may be affected as new TAP values are learned. Reset the TAP values. Refer to Transmission Adaptive Functions .