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HOMESERVICE MANUALSPONTIAC1997GRAND PRIX GTP, 4D SEDANREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 7 (BODY CONTROL MODULE)DIAGNOSIS & REPAIRDTC B2739, KEY-IN-IGNITION FAULTDIAGNOSTIC AIDS
1997 Pontiac Grand Prix GTP, 4D Sedan

Diagnostic Aids

1997 Pontiac Grand Prix GTP, 4D SedanSECTION Diagnostic Aids
WARNING: This page is about a different car, the 1997 Buick Regal and 1997 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.

The following conditions may cause an intermittent: Intermittent short to voltage or open in circuit No. 80 (Light Green wire); intermittent open in circuit No. 1550 (Black wire); poor connections; internal short to voltage or open in BCM; or intermittent open in G203.

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.