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Home >> Chevrolet >> 2000 >> Suburban K2500 >> Repair and Diagnosis >> External Pages >> Different car >> Section 29 (Body Control Modules - Old Style) >> Self-Diagnostic System >> Scan Tool Does Not Communicate With Class 2 Device >> Diagnostic Aids

Diagnostic Aids

WARNING: This page is about a different car, the 2000 GMC Yukon, 2000 Chevrolet Tahoe, 2000 Chevrolet Pickup, and 2000 Cadillac Escalade. However, it is still accessible from the selected car via links, so may be relevant.

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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