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Home >> Pontiac >> 2009 >> Solstice Base, 2D Convertible, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 195 (Data Communication System) >> Diagnostic Information and Procedures >> Scan Tool Does Not Communicate with Low Speed GMLAN Device >> Diagnostic Fault Information

Diagnostic Fault Information

WARNING: This page is about a different car, the 2010 Pontiac G5 and 2010 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.
Circuit Short to Ground Open/High Resistance Short to Voltage Signal Performance
Low Speed GMLAN Serial Data 1 U0100-U0299* 1 -
Ground (DLC, terminal 5) - 1* - -
* An open between the data link connector serial data circuit terminal 1 or ground circuit terminal 5 and the BCM circuit will only effect the communication with the scan tool.
1. No communication on any low speed GMLAN module
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