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Symptoms of a Bad or Failing AC Control Module
Common signs include inconsistent cooling, out-of-date software, and uneven air distribution, since the module controls the whole AC system.
How to Reset Your Check Engine Light
There are many warning lights that can illuminate on your dashboard. They can be indications of a pending failure in any number of your vehicle's systems. The Check Engine Light is...

Related questions

Fuel or computer issue
Hey there. The problem could be a fuel-related problem but In my experience these vehicles have problems with the distributor ignition can cause loss of power. The vehicle's computer should be scanned for trouble codes and any irregular data and...
Navigation narrow search unavailable - 2015 Infiniti QX60
Hello. The first thing I would try is going into the navigation settings and making sure your default location settings are set up. There may be some sort of setting that allows you to default to a certain state or...
Dashboard blacks out without warning
That sounds pretty scary. The problem you are experiencing isn't very common, but I'd try to see if there are technical service bulletins regarding the issue and the experts at Cadillac are trying to find a solution. The problem can...
What should i check next?
Hello. It sounds as if the issue you are experiencing could be computer related. I would recommend taking your vehicle to a professional with a high tech scan tool in order to check your powertrain control module for proper function....
Hi I have a Polo 2013 Comfortline and I've been struggling to get it running
Hello. If the vehicle was struck by lightning, then chances are that the gateway is bad. Most of the time, this sort of damage will require the replacement of every module in the vehicle. None will be protected from this...
I changed out the camshaft position sensor, the car is still stalling and hard to start. It now shows a different P code.
The coolant temperature sensor (CTS) in your vehicle has failed and is making the computer think that the engine is too hot. When you shut off the engine and the engine will not restart, is it because the computer thinks...
Car starts, but quits; removing/replacing battery cable helps
Hello there, thank you for asking about your 2002 Chrysler Intrepid. You're correct in that a transmission mechanical problem would not come and go by simply disconnecting the battery. My guess is that the transmission shift solenoid pack has failed....
What causes an integrated supply module to burn out?
Congratulations - you have gotten 190K out of your module! This module is mounted under the passenger side cabin filter in the engine compartment - a very hot place to exist. The most common failure source on these modules is...
WHat is the CAN and how do I find it?
Hello. P0672 is usually associated with a bad generator or battery. The first things I would do is check to make sure that the battery is charged and that the generator is putting out power. CAN, when used in reference...
Anti-theft system activates and car stalls
Hey there. If you have a "chip key", try replacing it and re-programming to recognize the new key. Sometimes the keys will develop faults. If it is not the key, there is a specific Diagnostic Procedure for this issue in...
Car stalls when driving up steep inclines - 2015 Chevrolet Volt
I would escalate this issue throught the Chevrolet dealer support system. There should be a description of the process with addresses and phone numbers in your Owners Manual. This information can also be found here:
ABS Module can not be reprogrammed
Hello. I would first contact the vendor who sold you the new ABS module. Reputable dealers and ABS module rebuilders are pretty good at guiding you through the "programming" aspect of this replacement. While there are some ABS modules that...
Would a 2005 Computer System be compatible to a 2007 Jeep liberty?
No. Each computer is made for the a specific vehicle and matches to the VIN. If you need a new computer installed, you will have to order this for your model from your local dealership and have them install it...
Automatic transmission problems
Hello. It may be possible that the transmission control module can be reprogrammed, however, only a specialist with the correct equipment and software would be able to do so. If the TCM has failed, it may simply be easier to...
Opel astra issue
Hello, thanks for writing in about your Opel Astra. For an issue like this, I would recommend taking the car to the nearest dealer to have the computer re-flashed along with the new key. This is usually what it takes...
Power issues like battery or computer
The symptoms you are describing are those of an alternator failure. The alternator is supposed to charge the battery at just above 14 volts consistently. If the voltage drops down to 12 volts, the alternator is not charging the battery....
Can engine control module be repaired
Hello. I do not believe that any module or computer on a vehicle can be repaired. Unfortunately, these are sealed units and must be replaced if they fail. In addition, many engine computers require special programming from the dealership once...
My car keeps dying, but makes no indication before it dies.
This can be a tricky one as the computer communication system was very limited for this vehicle. However, there are a few things you can watch for and check. First, inspect the fuel pump relay (circuit opening or CO in...
Computer reads an issue with the oxygen sensor on a Subaru Forester 1999 2.0 Turbo. What is the problem?
Your 1999 Subaru Forester has pre and post catalytic converter oxygen sensors. The pre-converter sensor optimizes fuel trim while the post converter sensor monitors the efficiency of the catalytic converter. A failing pre-converter sensor will degrade vehicle MPG performance. Although...
Check Engine light on. Would the computer give all error codes in one shot? How do we know the engine's condition?
Hi there. From the description you have provided, I'm am inclined to agree with your assessment of a used engine being installed in your vehicle. An inspection of the engine, by a qualified technician could determine whether the engine is...

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