Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

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Vehicle Speed Input

CIRCUIT OPERATION
The Powertrain Control Module (PCM) receives an input on vehicle speed from the Transmission Control Module (TCM).

Circuit G7, from the TCM, provides an input signal to the PCM. The G7 circuit connects to cavity 66 of the PCM connector.