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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 859 (Lighting Systems) >> Diagnostic Information and Procedures >> DTC B2600 >> Diagnostic Fault Information

Diagnostic Fault Information

WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
DTC B2600

Circuit Short to Ground Open/High Resistance Short to Voltage Signal Performance
DRL Relay Control Circuit 1 2 B2600 00 -
  1. Daytime Running Lamps (DRL) Always On
  2. Daytime Running Lamps (DRL) Inoperative
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