Trouble Shooting

1997 Pontiac Grand Prix GTP, 4D SedanSECTION Trouble Shooting

Check circuit breaker and fuses. Check for mechanical binds in door lock system. Ensure all grounds are clean and tight. Ensure dome light is off during testing. Check for broken or partially broken wires that could cause system failure. If one door lock motor does not operate, but other door lock motors operate normally, check wiring to inoperative motor. If wiring is okay, check for poor wiring connection. If connection is okay, replace motor.

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When to See a Mechanic

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

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