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Signs Your Engine Coolant Temperature (ECT) Sensor Is Bad

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Jun 29, 2018· Typically, the coolant temperature sensor is mounted in the engine block or cylinder head, near the thermostat or where the coolant flow is hottest. More than one coolant temperature sensor may be used on some systems to determine the temperature in different locations. The tip of the sensor is submerged in coolant.

330042803 T10 Pro Smart thermostat with RedLINK

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T10 Pro Smart thermostat with RedLINK User Guide THX321WFS2001W (Sensor included) THX321WF2003W (No sensor) THX321WF2001W (Number on back of thermostat) C7189R20022 (2 pack wireless temperature/humidity/ motion sensor) 330042803 Welcome This user guide is designed to help you get acquanted with your new T10 Pro Smart …

Issue with engine temp | Chevy and GMC Duramax Diesel Forum

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Feb 15, 2017· The sensor is located in the upper thermostat housing, so if it not in contact with hot coolant, it will show a lower temperature. When you drive, the flow is increased and covers the sensor, so it reads higher.

Coolant Temperature Sensor Location?: It Would Appear That ...

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The fan works but will blow air at whatever temperature is outside. After searching forums for similar issues, it seems a faulty coolant temperature. Sensor may be the issue. I have purchased one but have not been able to find where the sensor is located. Is there a diagram or something that can help me pinpoint the location of the sensor?

How to Replace Thermostat 8898 GMC Sierra K1500 V8 …

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Mar 23, 2017· In this video, 1A Auto shows how to remove, install, or replace a leaking or cracked cooling thermostat gasket housing. The video is applicable to the 88, 8...

Replacing the coolant temperature sensor on a GMC …

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Jan 04, 2020· 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...

Chevrolet Silverado 19992006: How to Replace Thermostat ...

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Jun 22, 2015· The thermostat in your Silverado''s cooling system is a temperaturecontrolled valve that contains a waxbased plastic pellet. This pellet detects the coolant heat by swelling as the temperature increases. Connected to the pellet is a mechanical valve that opens the thermostat and allows coolant to enter the radiator. ... Located on the bottom ...

Coolant Temperature Sensor | GM Truck Club Forum

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Feb 20, 2011· Drain the cooling system to a level below the ECT sensor. On diesel engines, remove the alternator. Unplug the harness connector from the ECT sensor. Remove the ECT sensor from the engine. Installation is the reverse of removal. If reusing the old sensor, coat the threads with GM sealant 12346004 or equivalent.

How to Change the Thermostat on a Chevy Vortec V8 | O ...

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It’s recommended that you replace a failing thermostat and thermostat housing on your Vortec to prevent a coolant leak, which could lead to engine damage or seizing. Our detailed instructions will help you perform a thermostat housing and thermostat replacement on your 20022003 Chevy Avalanche 1500 or other Vortec engines.

coolant temp. sensor

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Jul 19, 2007· The "B" in the picture is a TVS (thermo vacuum switch) and is made as pictured. The sender "A" in the thermostat housing is a temp sender to ground the solenoid on the carb. This solenoid Grey in color is an enrichment solenoid when the coolant temp is below ~70 degrees. Otherwise, the engine is hot and the solenoid is energized through the ...

Where is the thermostat located on a 2003 gmc envoy XL ...

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Jul 19, 2007· The thermostat is located on the engine on a 1998 GMC Sierra 1500 standard. The thermostat can be found by following the upper radiator hose …

2014 GMC Acadia Coolant temperature Sensor …

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Oct 24, 2019· How to replace the coolant temperature sensor on a 2014 GMC Acadia. I thought the issue was the thermostat but when I went to the parts store the code came b...

Inline 6 Cylinder 4200 Engine Sensor Location Pictures

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sensor locations index. Question: where is the cam position sensor. Answer: From the front of the truck, it is located on the passenger side front of the engine. Just below the valve cover. Number 9 above. GMC envoy can you tell me where is can find coolant below temperature sensor. There is no such sensor.

Where is the engine coolant temp sensor on gmc ... Fixya

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Apr 21, 2013· SOURCE: where is coolant temp sensor located on 2003 gmc. heres a diagram to show you where the coolant temp sensor is located, its behind the alternator on the left side (driverside),the sensor just unplug the connector and then unscrew it and out it …

2010 GMC awd terrain thermostat ...

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Feb 06, 2018· 2010 gMC terrain over heating/po128 code cooling fans run constantly.. Meineke cinnaminson

SOLVED: Where is the thermostat located on a 2003 gmc …

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The thermostat is behind the alternator and under the pcm on the drivers side of the engine. I am having problen with my 2003 GMC Envoy. The scanner show the following "code 128", what this mean. This code indicates that the coolant has not reached operating temperature, this is usually caused by a stuck open thermostat.

MAP sensor location on 03 LB7 | Diesel Place

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Aug 05, 2005· Kennedy Dieselowner More than just a salesmanI use and test the products that I sell on a daily basis! Superflow Lie Detector in house 2002 Chev K2500HD D/A CC Long LT [email protected] 124mph at 7700 fuel needs help 2005 Chev K3500SRW D/A CC Long LT(SOLD) 2007 Chev K2500 Classic EC Short LT (Sold) 2012 GMC K3500SRW D/A CC Long …

Bad thermostat or coolant temp sensor? Car Forums and ...

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Aug 09, 2016· A stuck thermostat could cause fluid to escape as in a boil over. Your wife should have noticed any temp guage red zones, or hot lights, or steam if that were the case. Check the radiator coolant level if possible, not just the burp box. inafogg. 03072011, 07:31 PM.

and V6 Engine Sensor Locations

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Common engine sensor and control component locations for the GM and V6 (3100, 3400) MAP Sensor. EGR Valve. EVAP System Purge Solenoid. Idle Air Control Motor (IAC). Throttle Position Sensor (TPS).

Where is engine coolant temperature located on 2017 gmc ...

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Jan 05, 2021· GMC Mechanic: Gm Tech (Cam), GMC Mechanic replied 10 months ago We will have troubles diagnosing it then. With the thermostat and sensor being new, we are looking at wiring, connections, ECM issues or coolant flow issues.

SOLVED: Where is coolant temp sensor located Fixya

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Sep 15, 2010· SOURCE: where is coolant temp sensor located on 2003 gmc. heres a diagram to show you where the coolant temp sensor is located, its behind the alternator on the left side (driverside),the sensor just unplug the connector and then unscrew it and out it …

How to Replace a Coolant Temperature Sensor | YourMechanic ...

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Aug 12, 2016· Step 8: Remove the coolant temperature sensor. Using a ¼" drive socket and extension and the correct sized socket (usually 19mm), loosen the sensor from the engine block and remove it entirely. Step 9: Clean the hole where the sensor is located. Make sure to clean the sensor''s insert area before you reinstall the temperature sensor.

Where is the locationof coolant temperature sensor 2005 ...

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Sep 04, 2009· It is located behind the alternator just above the thermostat. You will need to take the alternator off to be able to reach and change the sensor.

P0128 GMC: Code Meaning, Causes, Symptoms, Tech Notes

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Labor: The cost to diagnose the P0128 GMC code is hour of labor. The auto repair''s diagnosis time and labor rates vary by location, vehicle''s make and model, and even your engine type. Most auto repair shops charge between 75 and 150 per hour.

Temperature Sensor, Sierra, , 2008 19992013 ...

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Jan 20, 2012· Posted September 15, 2010. Hi, I''m trying to located the temperature sensor for a GMC Sierra, 2008, WT. The temperature guage dropped to zero, the radiator fans went on, the engine light lit, and a message within the speedometer said "engine hot, air conditioner turned off." I checked the top radiator hose (which is hot) and have coolant ...

How to Change the Thermostat on GMC Sierra | It Still Runs

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If your GMC Sierra is running hot, whether it is overheating or just running at a higher temperature, then it might be time to replace your thermostat. A thermostat is small but plays a big role in your car’s temperature. When your engine is running and generating heat, your thermostat is hard at work. ...

2004 gmc sierra PO 128 coolant thermostat sensor ...

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May 01, 2014· 2004 gmc sierra PO 128 coolant thermostat sensor [ location } for check engine light Answered by a verified GMC Mechanic We use cookies to give you the best possible experience on our website. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them.

2003 Chevrolet Trailblazer Thermostat Location

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The thermostat on the V8 is on the front of the engine, on the water pump housing. Ky inline 6 trailblazer the top hose to thermostat is on passenger side and i cant get a socket or wrench on it even if i take the tire off the power steering in the way. The thermostat on a Trailblazer Inline 6 cyl is on the drivers side, lower hose, behind ...

How to Change the Thermostat on GMC Sierra | It Still Runs

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Feb 27, 2015· Today I’ll be showing you how to replace your GMC Sierra thermostat in a 2002 Sierra with the liter engine in it. Because this guide focuses on replacing your Sierra thermostat, if you are still having overheating problems, check our guide on overheating GEN III engines, and how to troubleshoot overheating.. To replace your liter Sierra thermostat, …

How To Replace your GMC Sierra Thermostat

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Feb 27, 2015· Today I’ll be showing you how to replace your GMC Sierra thermostat in a 2002 Sierra with the liter engine in it. Because this guide focuses on replacing your Sierra thermostat, if you are still having overheating problems, check our guide on overheating GEN III engines, and how to troubleshoot overheating.. To replace your liter Sierra thermostat, …

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