GMC Workshop Service and Repair Manuals

Oil Pressure Switch (For Fuel Pump): Service and Repair

Oil Pressure Switch

Remove or Disconnect:

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Electrical connector.

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Oil pressure switch using wrench J-35748 or equivalent.

Install or Connect:

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Oil pressure switch using wrench J-35748 or equivalent.

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Electrical connector.

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Start engine and check for oil leaks a switch.