Cutlass V6-191 3.1L VIN M SFI (1998)
Powertrain Control Module: Service and Repair
PCM Re-Programming
EEPROM Programming
1. Set-up-Ensure that the following conditions have been met:
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The battery is fully charged and a battery charger is disconnected.
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The ignition is on.
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The Techline equipment cable connection at the DLC is secure.
2. Program the PCM using the latest software matching the vehicle. Refer to up-to-date Techline equipment users instructions.
3. If the PCM fails to program, proceed as follows:
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Ensure that all PCM connections are OK
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Check the Tech line equipment for the latest software version.
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Attempt to program the PCM. If the PCM still cannot be programmed properly, replace the PCM. You must program the replacement PCM.
Functional Check
1. Perform the Powertrain OBD System Check.
2. Start the engine and the engine run for one minute.
3. Use the scan tool in order to scan for the DTCs.
