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Home >> Chevrolet >> 2000 >> K Tahoe 4WD V8-6.5L DSL Turbo VIN F >> Repair and Diagnosis >> Powertrain Management >> Relays and Modules - Powertrain Management >> Relays and Modules - Computers and Control Systems >> Engine Control Module >> Service and Repair >> PCM Programming
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PCM Programming

1. Verify the following for the setup:
^ The battery is charged.
^ The ignition is ON.
^ The battery/cig. lighter connection is secure.
^ The data link connector is attached.
2. Perform the programming. Refer to the up to date Techline terminal/equipment for user instructions.
3. Perform the Passlock Learn Procedure. Refer to PASSLOCK Reprogramming Seed and key in Antitheft and Alarm Systems.
4. After the vehicle has been programed, operate the vehicle until the coolant temperature is more than 77°C (170°F). This will allow the TDC Offset to be programed. Refer to Programming the TDC Offset.
5. Check the Data list for a TDC Offset.
6. If the PCM fails to reprogram, do the following:
^ Check all the PCM connections.
^ Check the Techline terminal/equipment for the latest software version.
^ Try again to reprogram the PCM. If it fails again, replace the PCM. Refer to PCM replacement.
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