Gmc acadia engine coolant temperature sensor

Equip cars, trucks & SUVs with 2014 GMC Acadia Coolant Temperature Sensor from AutoZone. Get Yours Today! We have the best products at the right price. ... Notes: Engine Coolant Temperature Sensor. CAN, MEX, USA region. GM Original Equipment. Mating connector with leads use PT2183. PRICE: 34.99Location:: Coolant Temperature Sensor.

Gmc acadia engine coolant temperature sensor. If you need to change the thermostat or the coolant temperature sensor on your 2019 GMC Acadia SLT, this video will show you how to do it step by step. Learn from the experience of a professional ...

Where is engine coolant temperature located on 2017 gmc acadia. 70000 - Answered by a verified GMC Mechanic ... Hey man, i have replaced both the thermostat and Engine coolant temperature sensor and it has not resolved my issue. As soon as I start the car, the fan kicks on high speed, the temp gauge stays at the bottom, and i get …

Notes: Engine Coolant Temperature Sensor. CAN, MEX, USA region. GM Original Equipment. ... 2014 GMC Acadia Camshaft Position Sensor; 2014 GMC Acadia Engine Variable ... The coolant temperature sensor , abbreviated as CTS, in your 2019 GMC Acadia is an important device that enables the control unit to give alerts if the engine is overheating or if the temperature within the system is rising for some reason. The Coolant Temperature Sensor's FunctionAn ACDelco GM Original Equipment Engine Coolant Temperature Sensor monitors the engine temperature, and is a GM-recommended replacement for your vehicle’s original component. ... Fits my wife's 2019 GMC Acadia Denali. Was a bit of work getting it in... You'll need a short well 15mm socket, or 14, I can't remember. Plus a …Equip cars, trucks & SUVs with 2015 GMC Acadia Coolant Temperature Sensor from AutoZone. Get Yours Today! We have the best products at the right price. ... Notes: Engine Coolant Temperature Sensor. CAN, MEX, USA region. GM Original Equipment. Mating connector with leads use PT2183. PRICE: 34.99Location:: Coolant Temperature Sensor.Engine coolant temperature sensor (ECT) (located at the rear of engine) Ignition coils (under top cover) Heated Oxygen Sensor Bank 1 Sensor 1 (HO2S1B1) ... GMC Acadia 2017-present (LCV) Chevrolet Blazer 2019-present (LCV) Subscribe. Login. Notify of. Label. Δ. This site uses Akismet to reduce spam. ...This GMC Acadia with the 3.6L has the check engine light on and the cooling fans stuck on. Join us as we share how to quickly test and replace the engine coo... Notes: Engine Coolant Temperature Sensor. GM Original Equipment. Mating connector with leads use PT2183. ... 2008 GMC Acadia Vehicle/Transmission Speed Sensor; 2008 ...

Basically, if you already have all the right tools, you can do this for under $40. When you take the old sensor out, your coolant will drain out, so be prepared for that and have a full jug to replace the coolant with. We were aware beforehand, so the car was cold when we started.Engine Coolant Temperature Sensor is a sensor that is screwed into the engine's block or cylinder head. ... 5.0 out of 5 stars Reliable Replacement for GMC Acadia: Coolant Temperature Sensor 213-4777. Reviewed in the United States on February 27, 2024. Verified Purchase.Jun 29, 2018 · 1. Your check engine light is on: If the engine’s computer detects a problem with the coolant temperature sensor, or its circuit, it will turn on the check engine light. 2. Your engine stalls: When the engine is first started, it will require more fuel in order to idle smoothly until it’s warmed up. The signal from the coolant temperature ... The ECT sensor is a high-authority sensor whenever the engine is cold because ignition timing is tailored according to the engine coolant temperature. It also provides input for idle air control (IAC) position, oxygen sensor closed-loop status, on/off times for the canister purge, and idle speed.Helps keep engine running at proper temperature Alerts vehicle operator of high engine temperature conditions 2004-2017 GM Engine Coolant Temperature Sensor 12639899 GM | GMPartsDirect.com 2004-2017 GM part # 12639899 - …Gloves. 1. With the engine and coolant entirely cooled down, disconnect the battery. This is recommended for any electrical procedure. 2. Remove any plastic engine covers. Depending on the engine, you may …Advance Auto customers often purchase these Engine parts for their 2017 GMC Acadia. To see more, click "View All" below. Dorman - Harmonic Balancer Bolt (Part No. 917-139) Description. The engine harmonic balancer bolt locks the harmonic balancer onto the crankshaft. ... 2017 GMC Acadia Coolant Temperature Sensor Connector. 2017 GMC … Order GMC Acadia Coolant Temperature Sensor online today. Free Same Day Store Pickup. Check out free battery charging and engine diagnostic testing while you are in store.

Notes: Engine Coolant Temperature Sensor. GM Original Equipment. Mating connector with leads use PT2183. ... 2010 GMC Acadia Vehicle / Transmission Speed Sensor; 2010 ...Notes: Engine Coolant Temperature Sensor. GM Original Equipment. Mating connector with leads use PT2183. ... 2010 GMC Acadia Vehicle / Transmission Speed Sensor; 2010 ...Do you want to remove the engine coolant temperature sensor without removing the fuel rail and injectors? Then this video is for you. This should help in fix... This condition may be caused by the P111E diagnostic calibration inadvertently causing the DTC to set under certain ambient conditions. Inspect the terminals at the coolant temperature sensor for loose terminal tension and ensure that the connector is properly seated. Update the Engine Control Module (ECM) with the latest calibration.

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Equip cars, trucks & SUVs with 2020 GMC Acadia Coolant Temperature Sensor from AutoZone. Get Yours Today! We have the best products at the right price. ... Notes: Engine Coolant Temperature Sensor O-Ring. Transmission code 9T50, CAN, USA region. GM Original Equipment. PRICE: 7.49Location:: Coolant Temperature SensorAug 5, 2010 · Shadofire. GM vehicles run a temperature sensor calibration check after an 8 hour cold soak. On start up the computer compares the temperatures of the intake air temp sensor, coolant temp sensor, and ambient air temp sensor. If the three reported temperatures are not within spec a code is set. If the one out is the CTS, then the vehicle will ... Buy a 2011 GMC Acadia Engine Coolant Temperature Sensor Connector at discount prices. Choose top quality brands AC Delco, Dorman, SKP, Standard Motor Products, Walker. 11 2011 GMC Acadia Engine Coolant Temperature Sensor Connector - Engine Electrical - AC Delco, Dorman, SKP, Standard Motor Products, Walker - PartsGeekDorman Coolant Temperature Sensor and Switch Connector 645-164. Part # 645-164. SKU # 1184447. Limited-Lifetime Warranty. Check if this fits your 2016 GMC Acadia. $4799. Free In-Store Pick Up.2015 GMC Acadia How to Remove and Replace Engine Coolant Temperature SensorThis problem finally came to my ‘18 Acadia SLT w/ 82k. Same issues as most other: 1) Steering Assist Disabled message, 2) Temp gauge on 0, 3) Radiator fan on max, 4) AC compressor declutched. P0182 comes up when scanned. Battery slightly over 1 yr old, terminals completely clean and tight.

Other Names: Coolant Temp Sensor; Description: Helps keep engine running at proper temperature Alerts vehicle operator of high engine temperature conditions. Condition: New; Replaces: 12636534; Sold In Quantity: 1The coolant temperature sensor , abbreviated as CTS, in your 2013 GMC Acadia is an important device that enables the control unit to give alerts if the engine is overheating or if the temperature within the system is rising for some reason. The Coolant Temperature Sensor's Function This device works on the principle of dependence of potential …P0117 code indicates that the vehicle’s powertrain control module or PCM has detected a low voltage input from the engine coolant temperature (ECT) sensor 1. Once the PCM detects a signal voltage that’s lower than the normal operating range of the sensor, the OBD code P0117 registers in your vehicle’s memory. The low signal that the …2019 GMC ACADIA SLT THERMOSTAT & COOLANT TEMPERATURE SENSOR LOCATION. MR TALENTED REID. 24.2K subscribers. Like. 11K views 6 …Great prices on aftermarket 2014 GMC Acadia auto parts and accessories. Order online and have it delivered, or pick up at your local store. ... 2014 GMC Acadia Coolant Temperature Sensor. 2014 GMC Acadia Cooling System Adapter. ... 2014 GMC Acadia Engine Coolant Water Outlet Adapter Gasket. 2014 GMC Acadia Engine Coolant Water Outlet …A coolant temperature sensor is located at the engine block’s front. Although the location may vary in cars that feature pulleys on their sides, the coolant temperature sensor is t...Equip cars, trucks & SUVs with 2019 GMC Acadia Coolant Temperature Sensor from AutoZone. Get Yours Today! ... Engine Coolant Temperature Sensor. GM Original Equipment ...The engine temperature signal is used by the engine control module to adjust the air/fuel mixture and ignition timing. This original equipment engine coolant temperature sensor has been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.2017 GMC Acadia 3.6 v6. Two weeks ago I replaced the coolant temp sensor after noticing the gauge went to zero reading while driving and message about “steering assist reduced” on dash. Again today the gauge has gone to zero, shitting of AC compressor and running the cooling fans on high. I disconnected the negative battery terminal as ...Everything I have found leads to the Engine Coolant Temperature Sensor. It isn't hard getting to the sensor, but can't figure out how to get it out. I think I have to remove the Thermostat to get a socket or wrench on the sensor. ... 2007 GMC Acadia SLT-2, 'HiYo' Silver outside, Ebony/Titanium inside, no NAV, no HUD, no errors. Save Share. …Sensor temperature coolant oil acadia gmcConnector traverse coolant injector gmc acadia smp partsgeek Engine coolant temperature sensor connector fits gmc acadia 2007-2012Engine coolant thermostat/water …

ACDelco 2 Terminal Coolant Temperature Sensor - 213-4777. Part #: 213-4777. Line: ACD. Check Vehicle Fit. Coolant Temperature Sensor/Sender/Switch Mating Connector With Leads Use Part Number: 2183. 1 Year Limited Warranty. Terminal Type: Blade, Pin.

2014 GMC Acadia Denali. speleos. Like. speleos. 23754 posts · Joined 2007. #4 · May 24, 2018. I'm assuming that's how the tech made a diagnosis of the problem. If Engine Coolant Temperature (ECT) sensor data couldn't be read at the OBD-II port, a different problem would have been indicated. I appreciate your offer, @PedroOliveira.The coolant temperature sensor , abbreviated as CTS, in your 2018 GMC Acadia is an important device that enables the control unit to give alerts if the engine is overheating or if the temperature within the system is rising for some reason. The Coolant Temperature Sensor's Function This device works on the principle of dependence of potential …Helps keep engine running at proper temperature Alerts vehicle operator of high engine temperature conditions 2004-2017 GM Engine Coolant Temperature Sensor 12639899 GM | GMPartsDirect.com 2004-2017 GM part # 12639899 - …Replacement of faulty temperature sensor causing temperature gage malfunction and check engine light with coolant sensor error codeOther Names: Coolant Temp Sensor; Description: Helps keep engine running at proper temperature Alerts vehicle operator of high engine temperature conditions. Condition: New; Replaces: 12636534; Sold In Quantity: 1 Call To Order: 1-800-541-9352. Mon-Fri 8am-10pm EST | Sat-Sun 8am-8pm EST. Buy 2007-2017 GMC Acadia Engine Coolant Temperature Sensor Connector Dorman for a low price of $27.97 at PartsGeek. FLAT RATE SHIPPING on most Dorman 645-164 orders. Mar 12, 2021 · 2015 Acadia temp problem. Hello, my wife’s 2015 GMC Acadia temp gauge started to drop down below the warmed up temp while driving and would eventually drop all the way down and the fan would kick on and check engine light would come on and the temp wouldn’t come back up. A auto repair shop said it was a coolant sensor so they replaced it.

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446. 131K views 4 years ago. This is my FIRST EVER attempt at making a video so apologies in advance for the quality. I wanted to share how to replace the temperature sensor on my wife's GMC...If warmer than 149° C (300° F): Test or replace the Engine Coolant Temperature Sensor. Diagnostic Tips. The coolant temperature gauge will display full cold when an ECT DTC sets. After starting the engine, the ECT sensor 1 temperature should rise steadily, then stabilize after the thermostat opens. Scan Tool Data ParametersAdvance Auto customers often purchase these Engine parts for their 2018 GMC Acadia. To see more, click "View All" below. Dorman - Harmonic Balancer Bolt (Part No. 917-139) Description. The engine harmonic balancer bolt locks the harmonic balancer onto the crankshaft. ... 2018 GMC Acadia Coolant Temperature Sensor Connector. 2018 GMC …Do you want to remove the engine coolant temperature sensor without removing the fuel rail and injectors? Then this video is for you. This should help in fix...Equip cars, trucks & SUVs with 2019 GMC Acadia Coolant Temperature Sensor from AutoZone. Get Yours Today! ... Engine Coolant Temperature Sensor. GM Original Equipment ...96 posts · Joined 2010. #1 · Jun 25, 2011. My 2010 Acadia with 32k miles has been sporadically throwing a check engine light this week. Today it stayed on. I plugged a diagnostic tester and it reported DTC P0119 Engine Coolant Temperature Circuit Intermittent/Erratic. For grins, I checked the coolant level in the reserve tank and was ...Notes: Engine Coolant Temperature Sensor. GM Original Equipment. Mating connector with leads use PT2183. PRICE: 25.99Location:: Coolant Temperature Sensor. ... 2007 GMC Acadia Vehicle/Transmission Speed Sensor; 2007 GMC Acadia Engine Control Computer; 2007 GMC Acadia Engine Variable Timing Solenoid; 2007 GMC Acadia …Jun 29, 2018 · 1. Your check engine light is on: If the engine’s computer detects a problem with the coolant temperature sensor, or its circuit, it will turn on the check engine light. 2. Your engine stalls: When the engine is first started, it will require more fuel in order to idle smoothly until it’s warmed up. The signal from the coolant temperature ... Engine coolant temperature sensor (ECT) (located at the rear of engine) Ignition coils (under top cover) Heated Oxygen Sensor Bank 1 Sensor 1 (HO2S1B1) ... GMC Acadia 2017-present (LCV) Chevrolet Blazer 2019-present (LCV) Subscribe. Login. Notify of. Label. Δ. This site uses Akismet to reduce spam. ... This helps prevent damage to your engine due to overheating, which may be caused by low cooling system levels, radiator or thermostat failure, and other factors. Coolant temperature sensors also deliver information to your engine control module (ECM) to prevent engine damage by engaging limp mode or making other adjustments. ….

Other Names: Coolant Temp Sensor; Description: Helps keep engine running at proper temperature Alerts vehicle operator of high engine temperature conditions. Condition: New; Replaces: 12636534; Sold In Quantity: 1Equip cars, trucks & SUVs with 2018 GMC Acadia Coolant Temperature Sensor from AutoZone. Get Yours Today! ... Engine Coolant Temperature Sensor. GM Original Equipment ...High Engine temperature during idle. 2016 AWD Denali, 6 months after having the radiator replaced 3 years ago at the dealership in Opelika, AL, when at intersections, drive-thrus, stop-n-go traffic, this car's engine temperature would climb to at least 3/4 up the temp gauge. Fans activate and when speed increased above 15mph the …Temperature sensors are essential devices used in various industries to measure and monitor temperature changes accurately. They play a crucial role in ensuring the safety and effi...A coolant temperature sensor is located at the engine block’s front. Although the location may vary in cars that feature pulleys on their sides, the coolant temperature sensor is t... Equip cars, trucks & SUVs with 2017 GMC Acadia Coolant Temperature Sensor from AutoZone. Get Yours Today! ... Engine Coolant Temperature Sensor. GM Original Equipment ... GMC Limited Warranty and Owner Assistance Information (GMNA-Localizing-U.S.-13338427) - 2020 - CRC - 7/30/19 ... temperature sensor, and function block. ... powertrain coverage are sensors, wiring, connectors, engine radiator, coolant hoses, coolant, and heater core. Coverage on the engine cooling system begins at the inlet to …The coolant temperature sensor, abbreviated as CTS, in your car is an important device that enables the control unit to give alerts if the engine is overheating or if the temperature within the system is rising for some reason. The Coolant Temperature Sensor's Function. This device works on the principle of dependence of potential …Notes: Engine Coolant Temperature Sensor. GM Original Equipment. Mating connector with leads use PT2183. PRICE: 25.99Location:: Coolant Temperature Sensor. ... 2008 GMC Acadia Vehicle/Transmission Speed Sensor; 2008 GMC Acadia Engine Variable Timing Solenoid; 2008 GMC Acadia Engine Control Computer; 2008 GMC Acadia … Gmc acadia engine coolant temperature sensor, Engine coolant flow diagram plays a crucial role in maintaining the optimal operating temperature of an engine. Without proper cooling, engines can overheat and cause serious damag..., Apr 22, 2017 · Buy Coolant Temperature Sensor, ECT Temp Sensor Replace 213-4777, 12639899 Compatible with Buick Cadillac Chevy GMC Saturn - 2008-2017 Enclave, 2008-2012 Malibu, 2009-2017 Traverse, 2007-2016 Acadia, More: Coolant Temperature - Amazon.com FREE DELIVERY possible on eligible purchases , Great prices on aftermarket 2014 GMC Acadia auto parts and accessories. Order online and have it delivered, or pick up at your local store. ... 2014 GMC Acadia Coolant Temperature Sensor. 2014 GMC Acadia Cooling System Adapter. ... 2014 GMC Acadia Engine Coolant Water Outlet Adapter Gasket. 2014 GMC Acadia Engine Coolant Water Outlet …, 2010 GMC Acadia Mass Air Flow Sensor; 2010 GMC Acadia Coolant Temperature Sensor; 2010 GMC Acadia Crankshaft Position Sensor; 2010 GMC Acadia Camshaft Position Sensor; 2010 GMC Acadia Engine Variable Timing Solenoid; 2010 GMC Acadia Vehicle / Transmission Speed Sensor; 2010 GMC Acadia Canister Vent Valve Solenoid; Show Less , A few weeks ago my temp guage was going crazy causing all kinds of problems. I also got P0118 indicating the engine coolant sensor was bad. I replaced the sensor which fixed the issue but now the engine temp seems to run hotter than normal. What's strange is it runs normal for about 20 minutes and then gradually goes up to …, Autotecnica Coolant Temperature Sensor GM1417050. Location: Coolant Temperature Sensor. Part # GM1417050. SKU # 1323178. 1-Year Warranty. Check if this fits your 2009 GMC Acadia. $1099. Free In-Store Pick Up., The ECT sensor is a high-authority sensor whenever the engine is cold because ignition timing is tailored according to the engine coolant temperature. It also provides input for idle air control (IAC) position, oxygen sensor closed-loop status, on/off times for the canister purge, and idle speed., 11 Jun 2023 ... How to Remove and Replace 2015 GMC Acadia Engine Coolant Temperature Sensor. Dan The Certified Car Man•66K views · 4:14 · Go to channel ..., The most common reason for a coolant temperature gauge not working is a problem with the coolant temperature sensor. Signs of a bad sensor include black smoke in the exhaust, a car..., The first electric Hummers will be making their way to their new owners this holiday season. According to Autoblog, GMC boss Duncan Aldred has announced that deliveries of the Humm..., 22 Oct 2023 ... Comments2 ; 19 Acadia "Steering Assist Reduced" P0128 Thermostat code. DadsGarage Diagnostic Specialist · 12K views ; Replacing the ECT sensor in a..., P0117 code indicates that the vehicle’s powertrain control module or PCM has detected a low voltage input from the engine coolant temperature (ECT) sensor 1. Once the PCM detects a signal voltage that’s lower than the normal operating range of the sensor, the OBD code P0117 registers in your vehicle’s memory. The low signal that the …, 7 Reasons Why Your Car Temperature Gauge Stays on Cold. The most common reason why your car’s temperature gauge stays on cold is a faulty coolant temperature sensor. It can also be caused by bad wiring between the cluster and the sensor. In some cases, it can also be a stuck thermostat causing the engine not to heat …, This problem finally came to my ‘18 Acadia SLT w/ 82k. Same issues as most other: 1) Steering Assist Disabled message, 2) Temp gauge on 0, 3) Radiator fan on max, 4) AC compressor declutched. P0182 comes up when scanned. Battery slightly over 1 yr old, terminals completely clean and tight., This helps prevent damage to your engine due to overheating, which may be caused by low cooling system levels, radiator or thermostat failure, and other factors. Coolant …, Equip cars, trucks & SUVs with 2017 GMC Acadia Coolant Temperature Sensor from AutoZone. Get Yours Today! ... Engine Coolant Temperature Sensor. GM Original Equipment ..., This condition may be caused by the P111E diagnostic calibration inadvertently causing the DTC to set under certain ambient conditions. Inspect the terminals at the coolant temperature sensor for loose terminal tension and ensure that the connector is properly seated. Update the Engine Control Module (ECM) with the latest calibration. , 22 Oct 2023 ... Comments2 ; 19 Acadia "Steering Assist Reduced" P0128 Thermostat code. DadsGarage Diagnostic Specialist · 12K views ; Replacing the ECT sensor in a..., Equip cars, trucks & SUVs with 2011 GMC Acadia Coolant Temp Sensor Connector from AutoZone. Get Yours Today! We have the best products at the right price. ... 2011 GMC Acadia Engine Variable Timing Solenoid; 2011 GMC Acadia Vehicle / Transmission Speed Sensor; 2011 GMC Acadia Canister Vent Valve Solenoid; Show Less. Related Makes., Do you want to remove the engine coolant temperature sensor without removing the fuel rail and injectors? Then this video is for you. This should help in fix..., FIX CODE P0118 P0119 COOLANT TEMPERATURE SENSOR CHEVY, CHEVROLET, GMC, BUICK, CADILLAC Car Scanner: https://amzn.to/2G5lxTi Check out our Amazon Store for ... , 2011 GMC Acadia Coolant Temperature Sensor. Buy Online. Pick Up In-Store. Brand. ACDelco (1) Autotecnica (1) Bosch (1) Delphi (1) Duralast (1) NTK (1) Santech (1) ... Notes: Engine Coolant Temperature Sensor. GM Original Equipment. Mating connector with leads use PT2183. PRICE: 34.99Location:: Coolant Temperature Sensor., When it comes to purchasing a used midsize SUV, the options can be overwhelming. With so many different makes and models available, it can be difficult to determine which one is th..., 2012 GMC Acadia Coolant Temperature Sensor. Buy Online. Pick Up In-Store. Brand. ACDelco (1) Autotecnica (1) Bosch (1) Delphi (1) Duralast (1) NTK (1) Santech (1) ... Notes: Engine Coolant Temperature Sensor. GM Original Equipment. Mating connector with leads use PT2183. PRICE: 34.99Location:: Coolant Temperature Sensor., Engine Hot Ac off Sensor. If your “check engine” light is on, and you get a reading of “engine hot ac off,” this means that your car’s coolant temperature sensor is malfunctioning. This sensor is located near the thermostat, and it monitors the engine’s coolant temperature. If the sensor isn’t working properly, it can cause the ..., Equip cars, trucks & SUVs with 2014 GMC Acadia Coolant Temp Sensor Connector from AutoZone. Get Yours Today! We have the best products at the right price. ... 2014 GMC Acadia Engine Variable Timing Solenoid; 2014 GMC Acadia Vehicle / Transmission Speed Sensor; 2014 GMC Acadia MAP Sensor; Show Less. Related Makes., Engine Coolant Temperature Sensor - GM (55497116) GM OEM 2019-2023 GM Engine Coolant Temperature Sensor - 55497116. Make sure this part fits your Car. Currently Unavailable. ... GMC : Acadia: Denali, SLE, SLT: 2.0L L4 - Gas: 2023 : GMC : Hummer EV Pickup: Base: BATTERY EV (EV/BEV) 2023 : GMC : Sierra 1500:, Buy a 2011 GMC Acadia Engine Coolant Temperature Sensor Connector at discount prices. Choose top quality brands AC Delco, Dorman, SKP, Standard Motor Products, Walker. 11 2011 GMC Acadia Engine Coolant Temperature Sensor Connector - Engine Electrical - AC Delco, Dorman, SKP, Standard Motor Products, Walker - PartsGeek, Notes: Engine Coolant Temperature Sensor. CAN, MEX, USA region. GM Original Equipment. ... 2015 GMC Acadia Camshaft Position Sensor; 2015 GMC Acadia Engine Variable ..., A GMC Acadia Limited Engine Coolant Temperature Sensor Replacement costs between $472 and $516 on average. Get a free detailed estimate for a repair in your area. ... When diagnosing a check engine light related to the engine coolant temperature sensor, the servicing technician will connect a professional scan tool to the vehicle via the on ..., 26 Oct 2019 ... I assume it is the 6 cylinder as there is no 2.1 motor. I attached pictures for you to view. It is at the right rear of the engine. Roy. Images ..., The coolant temperature sensor on your vehicle monitors the temperature of your cooling system and feeds the temperature gauge or temperature warning light on your dash. This helps prevent damage to your engine due to overheating, which may be caused by low cooling system levels, radiator or thermostat failure, and other factors. , I have an intermittent problem, when it got into the mid 90's in stop and go traffic today, the coolant temp rose to 227. When it was 100 out last week, the coolant temps rose into the mid 230's. The Trailblazer seldom changed temps. Once it warmed up, it was in the 194-200 range, depending on the outside temperature and the rate of speed.