Help your A/C system take the compressor off-line when conditions call for it with the Standard Ignition switch PCS137, an A/C compressor cut-off switch built as a direct-fit OE replacement. It fits many vehicles, among them the 1999-2002 Chevrolet Tahoe, 2001-2006 GMC Yukon and 1999-2002 Chevrolet Express 1500. See the "Vehicles it fits" section for the full list of applications.
The cut-off switch is part of the A/C control circuit. It is designed to interrupt compressor operation under specified operating conditions. If a failed cut-off switch is the cause of your A/C trouble, this part replaces it.
Signs this part may need replacing: the A/C compressor won't engage, cycles on and off erratically, or doesn't disengage when expected. These symptoms can have other causes, so diagnose the A/C system before replacing parts.
Interchange: RPS637 · 2724976 · 6595215 · 89019197
This part cross-references / interchanges with the following part numbers:
Which vehicles does the Standard Ignition PCS137 fit?
It fits many vehicles, among them the 1999-2002 Chevrolet Tahoe, 2001-2006 GMC Yukon and 1999-2002 Chevrolet Express 1500. See the "Vehicles it fits" section for the full list.
Is this the right 1999-2002 Chevrolet Tahoe switch for the A/C compressor?
Yes. PCS137 is an A/C compressor cut-off switch listed for the 1999-2002 Chevrolet Tahoe. It also fits the other GM applications shown in the "Vehicles it fits" section.
What does an A/C cut-off switch do?
It is part of the A/C control circuit and is designed to interrupt compressor operation under specified operating conditions.
What are signs the cut-off switch may need replacing?
Signs include a compressor that won't engage, cycles erratically, or doesn't shut off when expected. Other A/C faults can cause the same symptoms, so diagnose the system first.
Which part numbers does PCS137 replace?
It interchanges with RPS637, 2724976, 6595215 and 89019197.
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WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
