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Home >> Chevrolet >> 1999 >> S10/T10 P/U 2WD L4-2.2L VIN 4 >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Relays and Modules - Computers and Control Systems >> Engine Control Module >> Service and Repair >> Repair Instructions >> PCM Replacement/Programming >> PCM Programming
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

PCM Programming

1. Setup - Ensure that the following conditions have been met:
^ The battery is fully charged.
^ The ignition is ON.
2. Program the PCM using the latest software matching the vehicle.
3. If the PCM fails to program, proceed as follows:
^ Ensure that all PCM connections are OK.
^ Inspect the Techline terminal/equipment for the latest software version.
^ Attempt to program the PCM. If the PCM still cannot be programmed properly, replace the PCM. The replacement PCM must be programmed.
4. Perform the PCM Password Learn procedure.
5. Perform the CKP System Variation Learn Procedure.
6. Perform the Functional Check.

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