Temperature gage goes up and down

The rise and fall of the temperature gauge needles on the dashboard are average when we start and operate the car. Another way for GMC to make up spend money.

I have a 2007 B7 30 TDi with 135000 miles and currently when on the motorway cruising at 65-75 mph the temperature gauge fluctuates to over 100 goes into limp mode so I slow down and the temperature quickly returns to 90 and limp mode turns off.

Temperature gage goes up and down. Reasons Why Your Cars Temperature Gauge Goes Up and Down. There are several reasons to why your car cant keep the ideal working temperature. These are the most common issues you can encounter.

This is the simplest issue to fix and the least dangerous one for your cars health too. A common reason your car temperature gauge goes up and down and no heat is emitted is that your cooling system is faulty. You may want to check out clogged components such as the heater core radiator hose coolant level thermostat or water pump.

The coolant passageway might be blocked with sediments or rust. The main reason why car temperature gauge goes up and down while driving is because something is not working properly in your cars cooling system. It could be the radiator fan water pump thermostat valve coolant or the gauge itself.

Car Temperature Gauge Goes Up And Down While Driving. The rise and fall of the temperature gauge needles on the dashboard are average when we start and operate the car. However if the range of motion of this part is suddenly too erratic or even stationary it means something has gone.

My temperature gauge keeps going up and down when. Pull off the hose at the top of the motor if you can see the thermostat try pushing on the center with a screwdriver it is most likely stuck open. You may be able to free it by pushing the center back and forth till there is no longer any resitance but it needs to be replaced.

The temperature gauge is going up and down. If the coolant temperature gauge is constantly fluctuating then the most common cause of this is a bad thermostat. If the thermostat is sticking or not opening and closing.

Gasket has been replaced at that time but after 600 hundred km without any issue i am facing this constant problem of the temperature gauge going crazy and for whatever reason it comes from 90 steady up to 120 in about 30 to 40 seconds and then it comes back down while im still driving and then all the cycle again up and down up and down sometimes more than 120 and soemtimes less. Ok so my temp gauge is fluctuating sometimes alot more then some it goes all the way up to overheat then goes back down to normal i just replaced thermo stat burped the radiator then a little bit ago it started fluctuating alot more and now when i get done driving it theres alot of antifreeze in the overflow tank and i can see that it comes out of the top of it to. When the coolant goes through the heater core it gets cooled off enough that when it returns the thermostat closes again momentairly.

So the temperature goes up and the thermostat opens again and then it goes back down. If it went up and stayed up you might begin to be concerned. My temp gauge was well under 210 driving down the highway then all of a sudden it jumps up past 210 between 210 and 260.

I pulled over and felt around the engine and it wasnt even hot. Then I got back into my truck and a few seconds later the temp gauge jumped back behind 210. Temp gauge going up and down.

Postby jgscutie Sat Dec 26 2009 1252 pm. Im new to this forum and Im an owner of a frustrating 01 Qx4. The Problem is that my temp gauge is going up and down.

I have checked my coolant fluids and seem to be good I have replaced the thermostat and even replaced the water pump which was a pain in the a. If your temp gauge is not staying stable it keeps going up and down and you have PO300 code you will have to troubleshoot the problem until you find a solu. If it fails then the coolant will not reach the engine.

This can cause your temp gauge to go up and down while driving. What You Can Do About It. If you see your temperature gauge going up and down while driving then the first thing that you should do is take your vehicle to a mechanic.

Let them check to see whats wrong with it. I have a 2002 Nissan Sentra. 2010 had inspection done and replaced upper radiator hose at that time.

Right after that I had no heat and the temperature gauge would go up to hot but then come right back down. Brought it back to mechanic changed thermostat and both things ok only part way home. Started riding with coworker only driving to her house 7 miles away and still temperature.

I have a 2007 B7 30 TDi with 135000 miles and currently when on the motorway cruising at 65-75 mph the temperature gauge fluctuates to over 100 goes into limp mode so I slow down and the temperature quickly returns to 90 and limp mode turns off. On a couple of occasions the coolant level warning light has come on too. I have acadia 2008 runs 142000 kms and I live in kuwait since yesterday the temperature gauge started go up and down frequently between 100 middle and two or three lines up while driving or stopping and ac is on.

Please note the weather in kuwait now days is over 50 c. So is the temperature gauge changing is normal or I have to check the car. Oct 15 2011.

I was driving my car today and noticed the temperature gauge wouldnt go past the the top of the 2 bottom bars. It fluctuated up and down depending on if I was on the gas or on hills a few millimeters. I changed the thermostat within the last 30k so Im ruling that out unless it really went bad that fast its only been.

Temp gauge drops to straight down Fan blowing full and loud AC still Blows but Not cold and the recirculation button flashes. Kind of odd that it is the 2014s that have started doing this. Another way for GMC to make up spend money.

One very cold morning zero degrees Fafter sitting in the drive way all night the coolant temp gauge started fluxuating while I was driving. Up until this time the truck would always sit at 210 degree any time of the year. On this day it warmed up to 210 then would go to 230 then go back down to 190 then back up to 210.

Answer 1 of 7. If you are referring to the dip and rise as indicated by the temp. Gauge this is completely normal.

There is a thermostat in the head which controls the coolant movement. When the watercoolant heats to a set temperature such as 75 degrees C a wax pellet expands the valve in t. Temperature gauge is fluctuating while driving.

I have 2008 Dodge Grand Caravan 40 engine with 165000 miles. Temperature gauge goes up and down while driving and stopping in traffic. I have had the the head gasket tested okey replaced water pump radiator fan houses pipes thermostat twice spark plugs.

If your car thermostat goes up and down then chances are that there is a connection problem between the temperature sensor and the temperature display positioned inside your carIts wire might have become loose due to which you must be getting false indications. So take your car to a mechanic and make sure that the wires are safe and intact. Your car temperature gauge goes up from 100 to 200 degrees F in 3 to 5 minutes after your car engine starts running that is normal because your car thermostat is close.