Data Link Connector (DLC)

Assembly Line Diagnostic Link (ALDL) Connector (or DLC).:

DESCRIPTION
The Data Link Connector (DLC) is located under the instrument panel to the left of the steering column and is initially used at the assembly plant for determining powerplant system integrity prior to vehicle shipment.

READING DTCs
Diagnostic Trouble Codes (DTCs) stored in the ECM may be read either through a hand held scanner plugged into the DLC. Refer to Accessing and Reading Diagnostic Trouble Codes under Computers and Control Systems / System Diagnosis for additional information.