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Home >> Chevrolet >> 2001 >> Venture Base, Van Passenger >> Repair and Diagnosis >> External Pages >> Different car >> Section 12 (Theft Deterrent System) >> Diagnostic Tests >> DTC B3033: System Indicates Tamper >> Diagnostic Aids

Diagnostic Aids

WARNING: This page is about a different car, the 2002 GMC Savana, 2002 Chevrolet Chevy Express, 2001 GMC Savana, and 2001 Chevrolet Chevy Express. However, it is still accessible from the selected car via links, so may be relevant.

If DTC is a history DTC, problem may be intermittent. Perform tests while wiggling wiring. Prior to replacing a Passlock(tm) module, ensure that all diagnostics have been completed. Inspect Passlock(tm) sensor harness for intermittent or poor connections. VTD internal diagnostics are not run while tamper timer is active.

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