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Home >> Cadillac >> 1997 >> Catera V6-3.0L VIN R >> Repair and Diagnosis >> Relays and Modules >> Relays and Modules - Powertrain Management >> Relays and Modules - Computers and Control Systems >> Engine Control Module >> Service and Repair >> Engine Control Module (ECM) Replacement
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Engine Control Module (ECM) Replacement

ECM Replacement:






ECM Replacement

Notice: In order to prevent any possible electrostatic discharge damage to the ECM, do not touch the connector pins or the soldered components on the circuit boards.

Removal Procedure

1. Turn off the ignition.

2. Grasp the ECM and slide the unit straight up and out of the underhood relay center.

3. Flip the release lever and disconnect the harness connector (1) from the ECM.

Installation Procedure

1. The ignition must be off.

2. Carefully align the harness connector with the ECM connector (1). Insert the end of the connector where the harness exits, into the ECM first.

3. Guide the connector into place while moving the release lever to the locked position.

4. Align the backing plate of the ECM with the slots in the relay center and slide the unit straight down into the underhood relay center.



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