Take charge of your HVAC mode selection with the Standard Ignition A/C Selector Switch (MPN HS-348 (also HS348)). This electrical switch mounts in the heating and air-conditioning control panel and lets you choose the operating function, directing the climate system's electrical signals to the mode you select. It's a direct-fit replacement for many 1992-2000 Chevrolet and GMC full-size trucks, vans, and SUVs, including the 1992-1994 Chevrolet Blazer, 1992-1999 Chevrolet C1500, 1996-2000 Chevrolet Express 1500, 1995-1999 Chevrolet Tahoe, 1997-2000 GMC Savana 2500, and 1995-1999 GMC Yukon — see the Buyer's Guide tab for the full list of 29 applications.
Function: switches the HVAC control circuit so you can change the selected climate mode.
Direct replacement: designed to install in place of the original selector switch on the listed applications.
Restores control: if a worn or failed selector switch is the cause of your unresponsive mode controls, this replaces it.
Signs the original selector switch may need replacing include modes that won't change when you turn the selector, intermittent operation, or a control that feels dead. Because these symptoms can have other causes, diagnose the fault before replacing.
Frequently Asked Questions
What does the A/C Selector Switch HS-348 do?
It's an electrical switch in the HVAC control panel that lets you choose the operating mode by switching the climate control circuit to your selected function.
Will this fit my vehicle?
It's a direct-fit replacement for many 1992-2000 Chevrolet and GMC trucks, vans, and SUVs. Check the Buyer's Guide tab against your year, make, and model to confirm.
What are the signs this switch may need replacing?
Modes that won't change when you turn the selector, intermittent operation, or a control that feels dead. These symptoms can have other causes, so diagnose first.
What is the manufacturer part number?
This is Standard Ignition manufacturer part number HS-348.
Some of my HVAC functions still don't work after installing this. Why?
Mode issues can stem from other components such as wiring, actuators, or the blend system. Diagnose the underlying cause before assuming the switch is at fault.
Take charge of your cabin climate with the Standard Ignition A/C Selector Switch / A/C and Heater Selector Switch (HS-379) — the dash-mounted control that lets you select A/C and heater modes on the...
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.
