Gmc Acadia Temperature Gauge Not Working
Gmc Acadia Temperature Gauge Not WorkingPerform a loaded voltage drop test on the short positive battery cable (1). What would cause this? Coolant temp sensor? Reply Save Like 1 - 20 of 23. P0128 Apparently what happens when the temp sensor on the T-Stat housing goes bad it sends a signal to the ECM that the engine is overheating, causes the temp gauge to peg to "C", shuts down A/C. P0128 is an OBD II trouble code indicating that your GMC Acadia’s thermostat is stuck in the open position, meaning your engine isn’t getting up to the proper operating temperature. My engine temperature gauge intermittently stops working (bottoms out, doesn't move) and along with that, the A/C shuts off. Temperature gauge isn't working fans stays on constantly i replaced three sending unit on top of the water pump still the same … read more Edward Professional at Justanswer Associate Degree 5,705 satisfied customers I have a bored out 350 so 355 rebuild Chevy V8. If it was the gauge the vehicle would not be giving false signals as the sender sends it not he gauge. You may notice that your temperature gauge reading goes up and down, fluctuates in some kind of pattern, or is erratic. My first clue was a message that said engine hot and A/C turned off. If you notice further coolant loss it may be time for a shop visit. 0:00 / 1:38 Tech Tip - Temperature Gauge Not Working! That Delta Bravo 6. Its a 2014 GMC Acadia and the temp gauge reads correctly then drops to no reading. SOURCE: Temperature gauge fluctuates and the heater blows cold air. If your gas gauge is not working, the inaccurate information it provides may cause you to run out of gas unexpectedly. This did not resolve the issue. If none of the gauges work at all, the problem may be a blown fuse or a defective instrument cluster. As you can disconnect the battery and it suddenly resets I suspect there is a code being stored in the HVAC module that is pointing at what is shutting the system down. Today I will show you how to fix the Steering Assist is Reduced warning light and the P0128 code on your Chevy GMC vehicle Coolant Temp Sensor GM# 12650595M. The auto stop/start feature also is disabled. Specifically the speedometer, gas, and temperature. Cluster gauge will show cold and engine fans will be on high even when shut off. I suggest if you change thermostat just go ahead and replace this, as it is $15 and not much work while you have it torn apart. Discussion Starter · #1 · May 2, 2013 The outside temperature gauge on my display is stuck on 64 degrees. When engine show warm or hot and outside abiant is low they sometimes. When a thermostat is stuck open, it allows coolant. Discussion Starter · Oct 15, 2021 Yesterday and again today I have had the temperature gauge register full scale hot.
Steering assist reduced, fan running, engine temp to zero.
You need to replace the temperature sensor, it is located under the hood, on the radiator support at the top near center. The problem with the gauge going to 0 and the air conditioning not working is the coolant temperature sensor or the wiring going to the sensor. Now this will generally not cause a steering issue. Another way for GMC to make up spend money. Press and release the “Trip/Odo” button 3 times, holding it down the third time. Do you want to remove the engine coolant temperature sensor without removing the fuel rail and injectors? Then this video is for you.
31 Complaints: 2012 GMC Acadia Electrical System Problems.
Older engines they are behind the alternator right next to each other so replace them both newer engines they moved the sensor to the other side of the engine back by the firewall. All gauges stop responding and automatic controls become disabled. Answer Popular Answer DaveJM on November 29, 2020 Hello, very hard to guess without performing diagnostic testing hands on with a diagnostic tool that can. Try taking the vehicle out of gear and revving the engine a little. The outside air temperature gauge displays a very low temperature sometimes as low as -30, this makes the air conditioner blow out hot air.
Running Hot but Not Overheating?.
In conclusion, if the temperature gauge on your Gmc Acadia is not working, it is likely due to a faulty temperature sensor or a wiring issue. 70 GuruXZYKC answered 4 years ago Either bad Engine coolant sensor, bad thermostat or both.
GMC Acadia Faulty Coolant ">How To Tell If You Have a 2018 GMC Acadia Faulty Coolant.
Automatic light system, cruise control, automatic lock system, blinker. The engine runs at the correct temperature now, and the temperature gauge I see on my dashboard no longer fails. Yesterday this happened about 200 yards after I left a 1 hour stop.
temperature gauge and ">coolant.
To confirm, you could run your 2018 GMC Acadia through an emissions test. My 2014 GMC Acadia Just started do the same exact thing!! Temp gauge drops to straight down, Fan blowing full and loud, A/C still Blows but Not cold and the recirculation button flashes. When it comes to GMC Acadia temperature gauges not working, there are a few common causes that you should be aware of. The fan continues to run for a few minutes after shutting off the car. The most common causes of the gauges in a car not working can be broken down into three scenarios: None of the gauges work. My 2017 Acadia on several occasions has displayed a "Steering Assist Reduced" warning, the engine temperature does not register, and the radiator/ac fan runs wide open. Acadia 144,000 miles Instrument cluster malfunctions while driving. P0128 Apparently what happens when the temp sensor on the T-Stat housing goes bad it sends a signal to the ECM that the engine is overheating, causes the temp gauge to peg to "C", shuts down A/C.
Electric power steering assist warning.
Specifically the speedometer, gas, and temperature. I've already had the radio and climate control reflashed, but this problem is intermittent. All of a sudden, the temperature gauge doesn't work (stuck on "L") and the radiator fan runs on high as soon as the car is started. A bad thermostat will often result in no heat or less heat than usual coming from the heater core. If the gauges all read low or erratic, there may be an issue with the voltage regulator that feeds the instrument cluster. And while that may seem like a relatively minor inconvenience, running out of gas has. The problem with the gauge going to 0 and the air conditioning not working is the coolant temperature sensor or the wiring going to the sensor. Blown Head Gasket. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright. There may be several reasons for this: Low coolant level delaying thermostat opening. I understand replacing the thermostat and/or temperature sensor is not the answer. When it happens, my engine temperature gauge is also not working. on the Traverse if you press the AC button and the recirculate button simultaneously-- the temp is updated instantly see if this works on your vehicle. The first is a disconnected cable, which could be. While you’re holding the button, turn the key back to the “ON” position. Temp gauge drops to straight down, Fan blowing full and loud, A/C still Blows but Not cold and the recirculation button flashes. That message may be related to several other conditions including the engine cooling fan stuck on high, the A/C not cooling and the temperature gauge not working, especially if you didn't notice a difference in how the steering felt. If the car is still within its warranty period, it may be best to take it back to the dealer for repair. Remove the green wire from the back of the gauge itself this time and connect a jumper from the back of the terminal to a ground. A word of caution: If there is no coolant in your overflow, If you look at your temperature gauge, and the engine is running hotter than normal, but there is not heat coming from the heater you may be having issues with the water pump. 34K subscribers 199K views 5 years ago So, you have an older car and your temperature gauge isn't. This did not resolve the issue. If you do the work yourself be sure the temp threshold is correct and the flow direction is correct when installed.
Replacing the coolant temperature sensor on a GMC Acadia.
2002 Chevrolet TrailBlazer Not finding what you are looking for? Open Questions:. If your Acadia has a P0128, it is almost certain that it needs a new thermostat.
GMC Acadia: Heater Not Working Diagnosis.
If the gauge is reading hot, then there’s a problem with the wire having an open or bad connection. If you were low on coolant the temps would really not be reading much. A functioning gauge will usually read 210F as I mentioned above. There is a bulletin #17NA-390 that addresses these issues. – DeepDeadpool Aug 4, 2016 at 14:34. You can replace or reset ambient air temperature sensor after removing it. Here are the most common causes of P0128: Thermostat Stuck Open - Far and away, the most typical cause for the P0128 code is a thermostat that is stuck open. The dashboard light brightens to day mode.
Temp gauge drops to 0 and AC stops working intermittently.
If none of the gauges work at all, the problem may be a blown fuse or a.
gauge on a 2017 GMC Acadia doesn’t move off of C and…">Temp gauge on a 2017 GMC Acadia doesn’t move off of C and….
I try to turn on the AC but the light flashes three times and goes out with no cold air coming out. Uts idle I have a bored out 350 so 355 rebuild Chevy V8.
6 V6 LGX 2016 & above: Easy way to replace coolant.
I’ve only had my Acadia 3 months, should not be having issues already!. If the temp gauge is not moving from 160 it is not functioning. What's going on here? Any ideas? 5 Answers 70. All dashboard gauges become disabled and unresponsive. However, even if your vehicle has a temperature gauge it may not be telling you as much as you think. Replacing the coolant temperature sensor on a GMC Acadia Rags To Wrenches 158 subscribers Subscribe 85K views 3 years ago This is my FIRST EVER attempt at making a video so apologies in. The temperature gauge staying cold is a serious problem that needs to be fixed. The P0128 OBD II trouble code indicates that your GMC Acadia’s engine coolant temperature has not reached its required operating temperature within a certain amount of time after starting the vehicle.
6 V6 LGX 2016 & above: Easy way to replace coolant ">GMC 3.
All dashboard gauges become disabled and unresponsive and looses information. This should help in fixing P0128. Your GMC Acadia relies on a thermostat to control the temperature of the engine. The engine runs at the correct temperature now, and the temperature gauge I see on my dashboard no longer fails. It also has triggered all of my dashboard light. P0128 is an OBD II trouble code indicating that your GMC Acadia's thermostat is stuck in the open position, meaning your engine isn't getting up to the proper operating temperature. It appears that the problem is with the Engine Coolant Temperature (ECT) sensor or its wiring. I try to turn on the AC but the light flashes three times and goes out with no cold air coming out. According to Car Complaints, the original plaintiff in the class-action lawsuit says the IOR 7-inch radio in certain 2019 and 2020 model year GM vehicles are prone to experiencing a range of. The Temp sensors sending are the cheapest and easiest fix so I would do that first.
gauge and A/C nonfunctional.
com/repair-shops Sign in to reply. 4 On Wednesday I noticed my car's temp gauge reading at bottom while driving down the highway.
2017 GMC Acadia Steering Problems">17 Complaints: 2017 GMC Acadia Steering Problems.
2019 GMC Acadia how to change thermostat a/c not working. Temperature gauge isn't working fans stays on constantly i replaced three sending unit on top of the water pump still the same … read more Edward Professional at Justanswer Associate Degree 5,705 satisfied customers I have a bored out 350 so 355 rebuild Chevy V8. Potential problems include: A stuck-open thermostat Low coolant level (in a cold climate) Temperature gauge disconnected from the temperature sending unit Bad temperature sending unit Faulty gauge. Gauge could be bad, sensor could be bad or Engine control module (ECM), which would control caution messages, could have a problem.
Steering Assist is Reduced Drive With Care.
So, you have an older car and your temperature gauge isn't working. Now he has disabled what should be a. When it comes to GMC Acadia temperature gauges not working, there are a few common causes that you should be aware of. When this happens the Heater and the Ask an Expert Car Questions Gary and 87 other Car Specialists are ready to help you Gary, Technician 18,052 Satisfied Customers GM master tech for 15 years/ASE master tech for 20 years Gary is online now Related.
Its a 2014 GMC Acadia and the temp gauge reads correctly….
When this happens the Heater and the Ask an Expert Car Questions Gary and 87 other Car Specialists are ready to help you Gary, Technician 18,052 Satisfied Customers GM master tech for 15 years/ASE master tech for 20 years Gary is online now Related Car Questions. If it was the gauge the vehicle would not be giving false signals as the sender sends it not he gauge. If not, then some basic troubleshooting and repair is needed. If none of the gauges work at all, the problem may be a blown.
GMC Acadia thermostat problem AC not working.
4 Reasons Why Your Gas Gauge Isn't Working.
2019 GMC Acadia how to change thermostat a/c not working. fix it by pulling the negative battery cable and reset the ECU, everything works as it should immediately. What would cause this? Coolant temp sensor? Reply Save Like 1 - 20 of 23 Posts. When the computer loses the signal from the coolant temperature sensor the gauge on the dash will go to cold and the computer will assume the engine is overheating. Fixing P0128 in the GMC Acadia is usually a pretty easy thing to do since, 90% of the time, a stuck thermostat will cause the problem. If the voltage drop is above 100 mV,replace the affected cable(s). So, you have an older car and your temperature gauge isn't working. My 2014 GMC Acadia Just started do the same exact thing!! Temp gauge drops to straight down, Fan blowing full and loud, A/C still Blows but Not cold and the recirculation button flashes. Please Share if you do!! See more Reply Save Like BillyMck. The book says this is normal when the outside temperture is below 40 degrees F. The temperature gauge dropping should not matter to the AC system as it only cares that the coolant temperature is below 253 degrees. The problem with the gauge going to 0 and the air conditioning not working is the coolant temperature sensor or the wiring going to the sensor. Acadia 144,000 miles Instrument cluster malfunctions while driving. 0:00 / 1:38 Tech Tip - Temperature Gauge Not Working! That Delta Bravo 6. When it happens, my engine temperature gauge is also not working. A head gasket is a very costly and time consuming repair. Sounds like the thermostat needs to be replaced.
7 Reasons Your Car Temperature Gauge Stays On Cold & Fixes.
My gauges recently quit working, not all of them. To confirm, you could run your 2018 GMC Acadia through an emissions test. The most common causes of the gauges in a car not working can be broken down into three scenarios: None of the gauges work. When it goes bad, you’ll experience a number of different problems. My gauges recently quit working, not all of them.
Exterior temperature gauge stuck.
com : Car complaints, car problems and. A temperature gauge that keeps reading low is not common unless there's a problem with the cooling system. Symptoms Of A Bad Coolant Temperature Sensor The most common symptoms of a bad coolant temperature sensor include poor mileage, cooling fans not coming on, engine performance issues, an overheating engine, and a check engine light on your dashboard. The problem with the gauge going to 0 and the air conditioning not working is the coolant temperature sensor or the wiring going to the sensor.
2019 GMC Acadia Gauge Is Not Working Properly: 1 Complaints.
The first is a disconnected cable, which could be caused by something as simple as the battery being disconnected or something more serious such as wear and tear on the cable itself. When the ECU doesn't get a signal from the ECT, it doesn't know if the coolant is too hot or not and so as a failsafe, it runs the fan at 100% to avoid overheating. 0:00 / 9:24 Replacing the coolant temperature sensor on a GMC Acadia Rags To Wrenches 158 subscribers Subscribe 85K views 3 years ago This is my FIRST EVER attempt at making a. The temperature gauge staying cold is a serious problem that needs to be fixed. However the A/C is still malfunctioning, or at least doesn't seem to be 100% up to par. Hold the button down for another 2 seconds after the car’s back on, then release. In conclusion, if the temperature gauge on your Gmc Acadia is not working, it is likely due to a faulty temperature sensor or a wiring issue.
How To Tell If You Have a 2018 GMC Acadia Faulty Coolant.
You have to replace it if there is sensor malfunctioning. There are Mode buttons on the sensor in some cars that allow you to do so. This can be corrected by disconnecting both positive and negative from the battery. My 2017 Acadia on several occasions has displayed a "Steering Assist Reduced" warning, the engine temperature does not register, and the radiator/ac fan runs wide open. You can replace or reset ambient air temperature sensor after removing it. However it could be a symptom of the problem. The temperature gauge dropping should not matter to the AC system as it only cares that the coolant temperature is below 253 degrees. AMBIENT AIR TEMPERATURE NOT SHOWING AND AC NOT WORKING ON CHEVROLET, CHEVY, GMC, BUICK, CADILLAC Great Car Scanner: https://amzn.
AMBIENT AIR TEMPERATURE NOT SHOWING AND AC NOT WORKING ON.
I suggest if you change thermostat just go ahead and replace this, as it is $15 and not much work while you have it torn apart. Touch both cables together to drain all. GMC Acadia Heater Not Working: Diagnosis. If your Acadia runs too long without coolant circulating through the engine, the head gasket can blow. 1 This is a relatively common problem with these trucks. When I shut the car off, the fan continues to run for a little bit. There may be several reasons for this: Low coolant level delaying thermostat opening and closing (check coolant level in the radiator). Have a GMC Acadia the dashboard quit while on the road. Some of the most common symptoms of a bad thermostat are no heat, a spiked temp gauge, blown head gasket, and more. Or find the reset button on it. When it happens, my engine temperature gauge is also not working. Replacing the coolant temperature sensor on a GMC Acadia Rags To Wrenches 158 subscribers Subscribe 85K views 3 years ago This is my FIRST EVER attempt at making a video so apologies in. Replacing the coolant temperature sensor on a GMC Acadia Rags To Wrenches 158 subscribers Subscribe 85K views 3 years ago This is my FIRST EVER attempt at making a video so apologies in. Press and hold the “Trip/Odo” button and turn the car back on. Odds are that will solve the issue. 0 pretty bad Typical Repair Cost: No data Average Mileage: 16,500 miles Total Complaints: 1 complaints Most Common.
Temp gauge and A/C nonfunctional.
The fix is a software update for the. Reconnect and should work fine after and gauge should work again. Discussion Starter · #1 · May 2, 2013 The outside temperature gauge on my display is stuck on 64 degrees. You may notice that your temperature gauge reading goes up and down, fluctuates in some kind of pattern, or is erratic. If none of the gauges work at all, the problem may be a blown fuse or a defective instrument cluster. I have tested the harness going to the sensor and it has both 5v and continuity to ground. Today I will show you how to fix the Steering Assist is Reduced warning light and the P0128 code on your Chevy GMC vehicle Coolant Temp Sensor GM# 12650595M. This code can appear as soon as you start your vehicle, or it can also occur while driving. Apparently what happens when the temp sensor on the T-Stat housing goes bad it sends a signal to the ECM that the engine is overheating, causes the temp gauge to peg to "C", shuts down A/C Compressor Clutch engagement to not exacerbate the Overheat condition and super speeds the cooling fans. Gauge Is Not Working Properly 2019 GMC Acadia 8. 34K subscribers 199K views 5 years ago So, you have an older car and your temperature gauge isn't working. 2019 GMC Acadia how to change thermostat a/c not working. My 2014 GMC Acadia Just started do the same exact thing!! Temp gauge drops to straight down, Fan blowing full and loud, A/C still Blows but Not cold and the recirculation button flashes. The air conditioner was also non-functional. This can be done by checking the cooling system, engine components, and electrical system. The problem is very intermittent. The sensor read around 500 ohms when I tested it. Another way for GMC to make up spend money. 0:00 / 9:24 Replacing the coolant temperature sensor on a GMC Acadia Rags To Wrenches 158 subscribers Subscribe 85K views 3 years ago This is my FIRST EVER attempt at making a video so. The most common causes of the gauges in a car not working can be broken down into three scenarios: None of the gauges work. The P0128 OBD II trouble code indicates that your GMC Acadia’s engine coolant temperature has not reached its required operating temperature within a certain. A word of caution: If there is no coolant in your overflow, If you look at your temperature gauge, and the engine is running hotter than normal, but there is not heat coming from the heater you may be having issues with the water pump. Each of these components were working fine the day before. If it doesn’t move, then you go to the next step. Many factory temperature gauges are designed to read in the middle of the gauge over an extremely wide range of temperatures and may not tell you if you have a car running hot but not overheating. It’s not good for your engine to run without reaching the operating temperature; this will cause wear and tear over time. Average failure mileage is 16,500 miles. My engine temperature gauge intermittently stops working (bottoms out, doesn't move) and along with that, the A/C shuts off. I drive a 2003 gmc Sonoma sls 4x4. A bad thermostat will often result in no heat or less heat than usual.
2022 GMC Acadia Problems and Top Complaints.
The most common causes of the gauges in a car not working can be broken down into three scenarios: None of the gauges work. a lot of white smoke from the exhaust. What seems to make the problem better or worse?. 0:00 / 9:24 Replacing the coolant temperature sensor on a GMC Acadia Rags To Wrenches 158 subscribers Subscribe 85K views 3 years ago This is my FIRST EVER attempt at making a. Or clean the sensor and put it back in place and then check the reading. The software engineer in me wants to disconnect the battery so I can really turn it off and back on again. In some cases, it can also be a stuck thermostat causing the engine not to heat up properly. If everything else is in order, failure in this test should be because of a faulty coolant temperature sensor. I’ve only had my Acadia 3 months, should not be having issues. power from car computer and sensors for at least 45 seconds. No gauges no speedometer, odometer, tach, or gauges would work, Ask an Expert Car Questions GMC Questions J Hall, ASE Certified Technician 2,529 Satisfied Customers Auto Instructor at Universal Technical Institute J Hall is online now Continue Related GMC Questions 2012 GMC Acadia. fix it by pulling the negative battery cable and reset the ECU, everything works as it should immediately. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright. Air pockets in the cooling system A coolant leak A partially clogged radiator. GMC Acadia Heater Not Working: Diagnosis. If not, then some basic troubleshooting and repair is needed. 0:00 / 1:38 Tech Tip - Temperature Gauge Not Working! That Delta Bravo 6. All of a sudden, the temperature gauge doesn't work (stuck on "L") and the radiator fan runs on high as soon as the car is started. If none of the gauges work at all, the problem may be a blown fuse or a defective instrument cluster. There is two sensors that recognize 2 Temps abiant outside temp gauge and engine temp. What do you do? Well, there are really only three parts to it, so follow these steps to figure out that. Let's go a little bit more into detail about the different causes. When the computer loses the signal from the coolant temperature sensor the gauge on the dash will go to cold and the computer will assume the engine is overheating. Symptoms of a Bad Thermostat: GMC Acadia.
How to Fix a GMC Acadia Temperature Gauge Not Working.
That can be caused by lack of voltage or a fault with the electric power steering, I would defiantly check the battery and charging system first. I then had to tear it all back apart to change the engine coolant temperature sensor which is located right next to thermostat housing. Its a 2014 GMC Acadia and the temp gauge reads correctly then drops to no reading. If anything it may be reading too low and running hot. The most common reason why your car's temperature gauge stays on cold is a faulty coolant temperature sensor. Your GMC Acadia relies on a thermostat to control the temperature of the engine. However, even if your vehicle has a temperature gauge it may not be telling you as much as you think. Answer Popular Answer DaveJM on November 29, 2020 Hello, very hard to guess without performing diagnostic testing hands on with a diagnostic tool that can monitor the operation of systems and also check for any diagnostic trouble codes, even "C" chassis codes, not just "P" powertrain codes. Took me 3-4 hours and cost $175 for both thermostat and sensor. What do you do? Well, there are really only three parts to it, so follow these steps to. Kind of odd that it is the 2014's that have started doing this. If your Acadia has a P0128, it is almost certain that it needs a new thermostat.
Is Your Car Running Hot but Not Overheating?.
⇒ Refer to“Measuring Voltage Drop”in SI. The outside air temperature gauge displays a very low temperature sometimes as low as -30, this makes the air conditioner blow out hot air.
Service Bulletin Bulletin No.
Remove the green wire from the back of the gauge itself this time and connect a jumper from the back of the terminal to a ground. Replacing the coolant temperature sensor on a GMC Acadia Rags To Wrenches 158 subscribers Subscribe 85K views 3 years ago This is my FIRST EVER attempt at making a video so apologies in. The most common causes of the gauges in a car not working can be broken down into three scenarios: None of the gauges work. Hope someone figures it out and it is an easy fix. Another telltale sign of your coolant temperature sensor not functioning properly is if your engine is overheating frequently. The 2019 GMC Acadia has 1 problems reported for gauge is not working properly. If you start having trouble starting your 2018 GMC Acadia after it has reached its normal operating temperature, this is usually a very good sign that you need to have the coolant temperature sensor checked. All of a sudden, the temperature gauge doesn't work (stuck on "L") and the radiator fan runs on high as soon as the car is started. It can also be caused by bad wiring between the cluster and the sensor. The 2019 GMC Acadia has 1 problems reported for gauge is not working properly.
Why Is My Car Temperature Gauge Not Working?.
When it comes to GMC Acadia temperature gauges not working, there are a few common causes that you should be aware of. Took 2 hours the second time I tore it apart for the sensor. I drove the car the next day and in the middle of my drive, everything started working again. Filed as a forward collision avoidance problem, a New York GMC Acadia owner complains that the automatic emergency braking (AEB) system has been activated unnecessarily twice. Sometimes it is when I start the car and at various times during a drive. Signs of a bad head gasket include: rough idle. I drive a 2003 gmc Sonoma sls 4x4. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright. The computer will not move the temp gauge and will not allow the AC to engage if it looses signal from the Engine Coolant Temp Sensor.
Replace Or Reset Ambient Temperature Sensor – ">How To Replace Or Reset Ambient Temperature Sensor –.
Apparently what happens when the temp sensor on the T-Stat housing goes bad it sends a signal to the ECM that the engine is overheating, causes the temp gauge to peg to "C", shuts down A/C Compressor Clutch engagement to not exacerbate the Overheat condition and super speeds the cooling fans. After all that it did not resolve issue. I have not tried this on the Nox. Just drops to 160, but when it does register a temp it’s a perfect 210. All hoses are hot and have pressure as they should. For positive cable parts information, refer to the Parts Information section.
P0128 GMC Acadia: Meaning, Causes, How to Fix.
Asked by Darlene Aug 03, 2015 at 09:25 PM about the 2009 GMC Acadia SLE-1 FWD Question type: General. Dealer wanted $900 to replace thermostat. I know there has been other threads about this and usually a sensor replacement or reflash does the trick. Its a 2014 GMC Acadia and the temp gauge reads correctly then drops to no reading.
Temperature Gauge Not Working: What You Need to Know!">Temperature Gauge Not Working: What You Need to Know!.
However, the Acadia ran great all summer, until last week, the temp gauge dropped to 0, the air blew warm, the rad fan was racing, and the "Steering Assist is Reduced " warning came on the dash. If the gauges all read low or erratic, there may be an issue with the voltage regulator that feeds the instrument cluster.