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Connector End View Reference Component Connector End Views Description and Operation Power Door Locks Description and Operation Electrical Information Reference Circuit Testing Connector Repairs Testing for Intermittent Conditions and Poor Connections Wiring Repairs Scan Tool Reference Control Module References for Scan Tool Information Circuit/System Testing 1. Disconnect the BCM connector X7 and connect a test lamp from terminal 9 to ground. 2. Ignition ON, verify that the test lamp does not illuminate. If the test lamp illuminates test the door unlock control circuit for a short to voltage. If 3. If the circuits test normal replace the BCM. Repair Procedures Perform the Diagnostic Repair Verification after completing the diagnostic procedure. Instrument Panel Electrical Center or Junction Block Replacement - Left Side Control Module References for BCM replacement, programming, and setup. DTC B3135 Diagnostic Instructions Perform the Diagnostic System Check - Vehicle prior to using this diagnostic procedure. Review Strategy Based Diagnosis for an overview of the diagnostic approach
2008 Chevrolet Silverado 1500 2008 ACCESSORIES & EQUIPMENT Vehicle Access - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
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