Circuit Description with Theft Deterrent

2008 Pontiac Grand Prix BaseSECTION Circuit Description with Theft Deterrent
WARNING: This page is about a different car, the 2008 Pontiac Vibe. However, it is still accessible from the selected car via links, so may be relevant.

When the ignition switch is placed in the Start position 12 volts is supplied through the Park/Neutral Position Switch or Clutch Pedal Position switch to the switch and coil side of the Starter Cut Relay. If theft is not active the Theft Deterrent Module grounds the control side of the Starter Cut Relay closing its switch. Power then travels to the coils side of the ST Relay with ground at G200 closing the ST Relay. Power then flows from the Main fuse in the Fuse Block - Underhood through the switch side of the ST Relay and then to the S terminal of the Starter Solenoid. Ground is found through the engine block.

RENDER: 1.0x

NO RELATED

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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.