Data Communication System
- Specifications
- Schematic and Routing Diagrams
- Component Locator
- Data Communication Component Views
- Data Communication Connector End Views
- Body Control Module (BCM) X1 Connector
- Body Control Module (BCM) X2 Connector
- Body Control Module (BCM) X3 Connector
- Body Control Module (BCM) X4 Connector
- Body Control Module (BCM) X5 Connector
- Body Control Module (BCM) X6 Connector
- Body Control Module (BCM) X7 Connector
- Data Link Connector (DLC) Connector
- GMLAN Resistor (-MH6) Connector
- Diagnostic Information and Procedures
- Diagnostic Code Index
- Diagnostic Starting Point - Data Communications
- DTC B1000
- DTC B1001
- DTC B1016
- DTC U0020
- DTC U0073
- DTC U0100 - U0299
- DTC U1500, U1511, U1512, or U1513
- DTC U1814
- DTC U2099
- DTC U2100
- DTC U2103
- DTC U2105-U2199
- Symptoms - Data Communications
- Scan Tool Does Not Power Up
- Scan Tool Does Not Communicate with High Speed GMLAN Device
- Scan Tool Does Not Communicate With Low Speed GMLAN Device
- Data Link References
- Repair Instructions
- Description and Operation