Q: A.c. is knocking when turned on but I am not having any a.c. problems just the noise. Replaced it and nothing has changed

asked by on

A.c. is knocking when turned on but I am not having any a.c. problems just the noise. I changed out the actuator in the glove compartment but am.still having the same issue

My car has 156000 miles.
My car has an automatic transmission.

The statements expressed above are only for informational purposes and should be independently verified. Please see our terms of service for more details
  1. Home
  2. Questions
  3. A.c. is knocking when turned on but I am not having any a.c. problems just the noise. Replaced it and nothing has changed

Get an instant quote for your car

Our certified mechanics come to you ・Backed by 12-month, 12,000-mile guarantee・Fair and transparent pricing

Get a quote

What others are asking

Q: Idles high without accelerating

Hello. Thanks for writing in about your 2002 GMC Safari. There are several components that may be causing this problem. There could be a bad throttle position sensor, a throttle cable that is sticking, or a vacuum leak. All of...

Q: car trun dose not crank feel like it trying to frire but it dose not my rotar truns i check sark on 4 plugs getting gas

Hello, thank you for writing in. The testing you have done so far is great. If you know you have fuel pressure and spark then you can turn your attention to other possibilities. These include the air intake sensors like...

Q: Excessive oil loss with P0013 Camshaft OCV error code.

Your mention of the dealer putting in a cheap seal make me wonder if you had work done previously to the vehicle. These models have timing chains that tend to stretch as they wear and cause check engine lights, poor...

Related articles

How Do Power Car Windows Increase Passenger Safety?
Power windows are responsible for approximately 2,000 emergency room visits every year. When a power window closes, it exerts enough force to bruise or break bones, crush fingers, or restrict an airway. Though...
P0240 OBD-II Trouble Code: Turbocharger Boost Sensor B Circuit Range/Performance
P0240 code definition Turbocharger Boost Sensor B Circuit Range/Performance What the P0240 code means P0240 is an OBD-II generic code triggered when the Engine Control Module (ECM) detects the intake boost...
P2428 OBD-II Trouble Code: Exhaust Gas Temperature Too High Bank 1
P2428 code definition A P2428 trouble code signifies that the PCM has detected a problem in the exhaust gas temperature sensor circuit in bank 1, which subsequently contains the number one...