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Home >> GMC >> 2006 >> Sierra 1500 HD, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 998 (Horn System) >> Diagnostic Information and Procedures >> DTC B2750 >> Diagnostic Fault Information

Diagnostic Fault Information

WARNING: This page is about a different car, the 2008 GMC Sierra, 2008 GMC Cab & Chassis Sierra, 2008 Chevrolet Silverado, and 2008 Chevrolet Cab & Chassis Silverado. 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
Horn Relay Control B2750 00 B2750 00 B2750 00 -
Horn Control 2 2 1 -
Horn Switch Ground - 2 2 -
Horn Ground - 2 2 -
1. Horn Always On
2. Horn Inoperative
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