C 1500 Truck 2WD V8-6.5L DSL Turbo VIN S (1997)
Data Link Connector: Description and Operation
A Scan Tool can be connected to the Data Link Connector (DLC), this allows the Scan Tool to communicate with the Diesel Powertrain Control Module
(PCM), Gasoline Vehicle Control Module (VCM), the Inflatable Restraint Control Module, or the Electronic Brake Control Module. System operations
can then be monitored for diagnostic purposes.