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Home >> Chevrolet >> 1996 >> Astro Van L AWD V6-4.3L VIN W >> Repair and Diagnosis >> Relays and Modules >> Relays and Modules - Powertrain Management >> Relays and Modules - Computers and Control Systems >> Engine Control Module >> Service and Repair >> EEPROM Programming
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EEPROM Programming

1. Take the following steps in order to set-up for the EEPROM Programming.

^ The battery is charged.
^ The ignition is ON.
^ The battery and cigarette lighter connection is secure.
^ The Data Link Connector (DLC).

2. Refer to up-to-date Techline terminal and equipment user's instructions.
3. If the VCM fails to program, do the following functions:

^ Check all the VCM connections.
^ Check the Techline terminal and equipment for the latest software version.
^ Try again to program the VCM. If it fails again, replace the VCM.

NOTE: The ignition should always be OFF when installing or removing the VCM connectors.

4. Perform the IAC valve reset procedure with the scan tool. Use misc. test.
5. For a functional check perform one of the steps:

^ Use the Techline terminal and equipment in order to perform the On-Board Diagnostic (OBD) System Check.
^ Refer to Diagnostic System Check.
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