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No they are different. The one in the block it a single wire yes that runs your temp gauge. The sensor in the water pump is a 2 wire sensor i beleive. Both 2 are different sensors that do completly different things.:LS1LT1flag: CAI, Shorty Headers, 2.75" Y-Pipes, 3" Cat Delete Pipe, 3" Cat Back, UMI Strut Brace, 2000 Stall TC, Alum DS, 3.73's ...The chart lists the resistance values in ohms (Ω) for a given temperature range. For example, at 32°F, the resistance value for a typical GM coolant temp sensor is around 9,600 Ω. At 212°F, the resistance value drops to around 185 Ω. To use the chart, you need to measure the resistance of the coolant temp sensor using a multimeter.How to test and replace an EGR Temperature Sensor P1401. This sensor detects temperature changes in the EGR passage way. The sensor does not control the engi...Received 8 Likes on 8 Posts. Quote: Originally Posted by DWncchs. Yes it is different-the ''sensor" for the coolant is in the front of the block just below the manifold has a yellow wire. The temp switch for the aux.fan is in the same place as your 79 coolant "sensor". ROger, u posted just b4 i finished my last one.Feb 23, 2010 · 2467 posts · Joined 2006. #2 · Feb 23, 2010. The Coolant Temp Sensor feeds temp readings to the PCM. The temp sensor either lights an idiot light or provides signal to the dash mounted temperature gage. See Wells ignition article on the CTS: Wells. The CTS is the one located near the t-stat housing and the TS is in the block on the drivers ...Sensors sense a fault, send it to a OBC and then trigger a check light. If you want to keep it bare bones, look for a water port in one of your heads and thread the water temperature sending unit there. The intake setup (most likely in the water neck) is fine also. Usually these type of senders have a single wire. David Hall, Jun 5, 2008.Order Chevrolet K10 Coolant Temperature Sensor online today. Free Same Day Store Pickup. Check out free battery charging and engine diagnostic testing while you are in store.69ss350. 529 posts · Joined 2000. #2 · Jan 23, 2006. Another port is located behind the distributor, right on top the main block rail (where the intake seals to the block), towards the drivers-side. This is the port used for cars with center console oil guages. You'll have to take the distributor out to get to it. Mike.The sensor on the intake is for the pcm, the one in the head feeds the gauge as you thought. It wasn't until the gmt800s that the pcm fed the temp info to the cluster. It would require a tune, but that pcm does have the ability to run an electric fan as there was an optional auxiliary fan available.There are several different temp gauge senders for the 73-91 squarebodies. The earlier and later temp senders have a different Ohm range for the sender. This is a graphic from Letric Limited that shows several open terminal senders that GM used on cars and light trucks in the 1970's... Ignore the part #s in the picture.Order Chevrolet C10 Coolant Temperature Sensor online today. Free Same Day Store Pickup. Check out free battery charging and engine diagnostic testing while you are in store.Just to finish this thread off. I finally have a working temp gauge. I replaced my sender with the 203z and started the motor. I let it idle for about 4-5 minutes and then revved it up higher to get the temp up. I then shut off the motor and measured at the gauge connector a couple minutes later, to let the engine heat soak, and it read about ...Just installed,SBC 350 in my new '32. Mild 350, Cam, 9:1 Compression, Steel Heads, Edelbrock Air Gap & 600CFM Edelbrock, ~ 325-350HP. ... There is a logic to what Chevrolet did on this engine if it isn't a factory serpentine belted engine roughly 1987-2000 for production. ... The factory puts the temp sensor in the left head just after the ...Diagnostic trouble code (DTC) P0117 stands for "Engine Coolant Temperature Sensor 1 Circuit Low.". It indicates that the vehicle's powertrain control module or PCM has detected a low voltage input from the engine coolant temperature (ECT) sensor 1. The ECT sensor monitors changes in the temperature of your engine's coolant.Order Chevrolet C10 Pickup Coolant Temperature Sensor online today. Free Same Day Store Pickup. Check out free battery charging and engine diagnostic testing while you are in store.Dec 18, 2021 · Location. spay-lay-wi-theepi, Ohio. Aug 3, 2022. #2. If you want to run the stk gauges then you need to run the stk oil an temp senders for your 40. The oil senders threads are close enuff to thread into the SBC. The temp sender needs an adapter to screw into the SBC then the stk sender will thread into the adapter.3-Wire-Coolant-Temperature-Sensor-Wiring-Diagram. The two wires, a "5-volt reference", and a "ground wire" go to the ECU, and the third wire "Earth 1-Wire for Temp Gauge" goes to the cluster-mounted temperature gauge by providing an earth link to the temperature gauge. In three-wire coolant temp sensors, the ECU does not control the ...

Car Thermostat Replacement: Best Prices. Customer Ratings. Included for free with this service. Online Booking. Mechanic comes to you. 12-month / 12k-mile warranty. Free 50 point safety inspection. Our certified mobile mechanics can come to your home or office 7 days a week between 7 AM and 9 PM.See the complete replacement with the wrong tools on my channel.Part on amazon: https://amzn.to/450yqY8Equip cars, trucks & SUVs with 2016 Chevrolet Tahoe Coolant Temperature Sensor from AutoZone. Get Yours Today! We have the best products at the right price.I'm pulling my 250 and putting in an 350. The 250 has a coolant temp sensor in the thermostat housing and one in the block. The 350 has one in the block, and a plug where one could go in the intake manifold. ... On a mid-80s small block Chevy, the sender for the gauge will have a single wire, typically green, leading to it. The temp switch for ...

ACDelco 2 Terminal Multi-Purpose Sensor - 213-928. Part #: 213-928. Line: ACD. Check Vehicle Fit. Coolant Temperature Sensor/Sender/Switch Used For Clusters With Oil Gauge And Light Combination; Use Together With Mating Connector Part Number: PT1798; 2 Way; Male; Mating Connector With Leads Use OE Number: 88987993; 2 Blade …The Chevy 350 Temperature Sensor is located behind the front bumper of the vehicle. Check out this post on How to Adjust Valves on A 350 Chevy to know more about the location of the valves. 2. Chevy 350 Water Temp Sensor Location. The water temperature sensor is located close to the cylinder head water outlet. It keeps a constant check on the ...Threaded ports on heads are either 3/8" or 1/2" NPT. My experience is older stock heads are 1/2", newer aftermarket heads are 3/8" -- a real problem if your temp sender is 1/2". In that case, as Steve points out, you can mount a temp sender on the intake manifold, most of which have a 1/2" port up front near the T-stat housing.…

Reader Q&A - also see RECOMMENDED ARTICLES & FAQs. Where is the temperature sending unit on a 1992 Chevy k2500 350 engin. Possible cause: The 1989 Chevrolet 350 cubic inch engine coolant sensor is located on t.