VTD Fuel Disable

1999 Chevrolet Lumina V6-3.8L VIN KSECTION VTD Fuel Disable
Scan Tool Displays ACTIVE or INACTIVE. The PCM enables the fuel injectors if the proper Theft Deterrent Fuel Enable signal from the Vehicle Theft Deterrent (VTD) Control Module is received. The scan tool normally displays INACTIVE. If the VTD Control Module does not send the correct Theft Deterrent Fuel Enable Signal to the PCM, the display will switch to ACTIVE and the fuel system may be disabled. Refer to DTCs P1626, P1629, or the Vehicle Theft Deterrent System for further diagnosis.
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.