Features:

  • Standard A/C Cut-Off Switch (PCS121)
  • Part number: PCS121
  • Fit type: Vehicle Specific
  • Package Weight: 0.100 pounds
Exact replacement.

Exact replacement for ac pressure switch on 2003 mercury grand marquis. The o ring had to be cleaned up and reused because a new one did not come with the switch. Also the set of o rings I purchased last year for repairing a mercury ac system did not include this size!

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