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Home >> Cadillac >> 2000 >> Escalade >> Repair and Diagnosis >> External Pages >> Different car >> Section 31 (Body Control Modules) >> Self-Diagnostic System >> Scan Tool Does Not Communicate With Class 2 Device >> Diagnostic Aids
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Diagnostic Aids

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When class 2 serial data line is shorted to ground, DTC U1300 will be set. When class 2 serial data line is shorted to voltage DTC U1301 will be set.

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