Stoplight Switch

1986 Pontiac Grand Prix LE, 4.3 Z, 200C/MV9SECTION Stoplight Switch

If stoplight switch circuit (hazard flasher) fuse is okay and stop lamps fail to come on, or do not turn off, check for voltage at White wire terminal in steering column connector while depressing brake pedal. If lamp does not come on, check switch adjustment. If switch is properly adjusted and lamp fails to come on, replace stoplight switch.

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:

  • 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.