LEMON Manuals: Even more car manuals for everyone
Home >> GMC >> 2006 >> Sierra 1500 HD, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1620 (Engine Cooling System - Hybrid) >> Diagnostic Information and Procedures >> Hybrid Cooling System Overheating (Electrical) >> Diagnostic Fault Information

Diagnostic Fault Information

WARNING: This page is about a different car, the 2010 GMC Sierra and 2010 Chevrolet 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
B+ 1 1 - -
Coolant Pump Relay Coil Side Supply Voltage 1 1 1 -
Coolant Pump Relay Control 1 1 1 -
Coolant Pump Relay Coil Side Ground - 1 - -
1. Coolant Pump Malfunction