Pressure Cycling Switch

1985 Cadillac Cimarron V6-173 2.8LSECTION Pressure Cycling Switch

1. Disconnect battery ground cable, then disconnect switch lead.
2. Unscrew and remove switch unit. It is not necessary to discharge system refrigerant during this procedure, as switch unit is mounted on a Schrader valve.
3. Reverse procedure to install.


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.