Time Delay Relay

1974 GMC Sprint Base, 5.7L Eng VIN L, Standard TransSECTION Time Delay Relay

Remove temperature switch wire at temperature switch. Turn ignition switch on. Solenoid should energize for 20-25 seconds and then de-energize. If it does not de-energize, remove purple lead from delay relay. Solenoid will de-energize, delay relay is faulty.

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.