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Home › Saturn › 2002 › SC2 Automatic, MP6 › Repair and Diagnosis › Engine Performance › System › Engine Controls - Self-Diagnostics › Diagnostic Tests › DTC P1621: Pcm Long Term Memory Performance › Diagnostic Procedures

Diagnostic Procedures

Reprogram PCM. If DTC resets, replace PCM. Program replacement PCM using required equipment. See PROGRAMMING  under PROGRAMMING.

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