WebApr 12, 2024 · Lugs: The screws on the disconnect that are housed in a metal block. They are the screws that hold the wires down. One should say "line," and the other should read "load." When you test the voltage, you press the metal end of the lead down on the lugs as directed above. Here the "line" is being tested. WebThe A/C compressor pressurizes the refrigerant in your air conditioning system. This pressure pushes the refrigerant through the rest of the system. The A/C compressor is …
Chevy Silverado 2500 HD AC not cooling - causes and diagnosis
WebMar 26, 2024 · The most common causes for AC not cooling properly in Chevy Silverado 2500 HD are low or overcharged refrigerant, compressor malfunction, clogged cabin air filter, dirty condenser or evaporator coils, dirty or sluggish blower motor, and bad fuse or relay. Less common causes are clogged expansion valve or orifice tube, overcharged oil, … WebAug 12, 2011 · Install the HVAC fuse or reconnect the battery. Start the engine. On systems with auto a/c controls the controls will default to 74 degrees F when the ignition is turned back on. DO NOT TOUCH the a/c controls. Let the engine run for 1-2 minutes. Turn the ignition off for at least 10 seconds but no more than 30 seconds. harry cowan power and water
Chevy Silverado 2500 HD AC not cooling - causes and diagnosis
WebJan 6, 2016 · One of the most obvious signs that the AC relay may have a problem is that the compressor is not coming on at all. In most cases, when the AC is turned on you will be able to hear the compressor switch on. It will usually produce a familiar clicking noise from the clutch being activated. WebNov 7, 2009 · 1999 chevy silverado newer model, v8... the air conditioner just does not cool suddenly, but I think that it went out suddenly after I pushed the button off and on … WebMay 3, 2024 · A quick fix for a vehicle air conditioner not working. Try this first. Completed on a GMC Sierra and Chevy Silverado...works on most vehicles Show more. A quick fix for a … charity employment