350 chevy temp sensor of Technology
I've always put the temp sensor between 1 and 3 on the driver's side head. I believe that this is the hottest area that can be gauged and is about 10-15 degrees cooler than the intake, at least according to my laser. Some run gauges in both spots. 67 Black RS Coupe, 383, M21 & 10 Bolt Posi. Edelbrock E-Tech 170 Heads, 2204 Roller Cam, Air Gap ...I have a 65 nova with a 350 motor and 260 HP stock GM crate motor. I have a 3 core radiator from classic ind. Im running a 17 inch flex fan and my temp sending unit is in drivers side head. when the temp outside is 85* or higher my temp guage runs about 3/4 of the way to hot( My guage goes from C to H)I have a 165* thermostat in car.Automotive. ›. Replacement Parts. ›. Sensors. ›. Coolant Temperature. Buy new: $1798. Get Fast, Free Shipping with Amazon …Re: temp gauge not working - 1976 c10 350. Assuming factory gauges... The temperature gauge wire is dark green and plugs into its sender on the driver side cylinder head directly between the 1st and 2nd spark plugs. Verify that the wire is actually connected to the sender. With ignition switched ON and the temp sender unplugged, the gauge ...Find CHEVROLET 5.7L/350 Fan Switches and get Free Shipping on Orders Over $109 at Summit Racing! $20 Off $250 / $40 Off $500 / $80 Off $1,000 - Use Promo Code: REWARDS. ... Temperature Sender/Switch, OEM Replacement, Buick, Cadillac, Chevy, Oldsmobile, Pontiac, Each. Part Number: SMP-TS147.Oct 10, 2007 · About this item. Professional, premium aftermarket replacement. Provides the performance and dependability you expect from ACDelco. Manufactured to meet expectations for fit, form, and function. Thread Diameter- 0.840 inch. Temperature Low-100 Degree F inch. Temperature High- 220 Degree F. › See more product details.Chevy 350 Coolant Temp Sensor. 10 Apr 2024 by Luella Erdman. Temp sensor cylinder wiring chevy blazer coolant gauge k5 New oem coolant water temperature sensor sender for chevrolet buick Coolant epica amfindustrialusa. Temp sensor mounting location on SBC | IH8MUD Forum.35 posts · Joined 2014. #1 · May 19, 2015. Hi everyone, Where is the proper location for the temp sensor on a 454. Mine currently is in the cylinder head in between the exhaust ports. After I drive it a while the temp light is in dimly, so I'm not sure if I'm getting an accurate reading in this location due to the exhaust ports being so close.F-350 DRW Diesel w/5th wheel RV Voedsephobia is the fear of garbage disposals. Save Share. ... most folks drill / tap an 1/8 inch pipe thread hole and thread in a short temp sensor of the electronic type. F …Sometimes you can tell by the wires. If it doesn't tighten and seal I have found some sealant only on the deepest threads to work alright for sealing and grounding. One-wire sensors would be the ones using the base metal for grounding. A 2-wire sensor would not, typically, as I understand it.Also be aware that you'll probably show a higher temp with a sensor in that location vs. one near the thermostat. ... 1956, and 1957 Chevy owners and enthusiasts. Come join the discussion about restoration, engine swaps, reviews, performance, modifications, classifieds, troubleshooting, maintenance, and more! Open to all models …Find CHEVROLET 5.0L/305 Coolant Temperature Sensors and get Free Shipping on Orders Over $109 at Summit Racing! $20 Off $250 / $40 Off $500 / $80 Off $1,000 - Use Promo Code: REWARDS. ... Coolant Temperature Sensor, OEM, Brass, Natural, for use on Acura®, Honda®, Chevy, Isuzu, Each. Part Number: DFP-TS10075. 4.77 out of 5 stars.SBC 350 sensor questions with pictures. Discussion in 'The Hokey Ass Message Board' started by ... Those are pretty standard chevy Gen IV engine temp and oil pressure gauge inputs. The "springy wire" sending unit is a capillary type engine temp and screws into the head on either side on the engine or intake manifold and the other side is …53 TuTone Extended Cab 350 4-Spd 3:08 (SOLD) 53 Chevy Moldy pearl green ZZ-4 4L60E 9" 3:25 55 GMC 1st Black Mll (ZZ4) ZZ6 TKO 600 5 sp 3:73 62 Solidaxle Corvette Roman Red (327 ... that takes a spade terminal and if this works it will be very easy to do and will occupy less space than the factory temp SENSOR in the opposite cylinder head corner ...350/400 Turbo 12 Bolt Eaton Posi w/3:73's Team Chevelle Member # 3540. ... We put the water temp sensor in the head. :yes: Helps to streamline & de-clutter the intake. ... A forum community dedicated to Chevrolet Chevelle owners and enthusiasts. Come join the discussion about restorations, builds, performance, modifications, classifieds ...This tells you that there are no wiring issues with engine coolant temperature (ECT) sensor. Replace the ECT sensor if in TEST 1 you had reading of -40° F reading or a reading of A 250° F/. If in TEST 1 you got a reading of ±10° F of ambient temperature reading, go to: TEST 3: Checking The Temperature With The Key On Engine Running.Find Coolant Temperature Sensors 1/2 in. NPT Coolant Temperature Sensor Thread Size and get Free Shipping on Orders Over $109 at Summit Racing! $20 Off $250 / $40 Off $500 ... Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, Each. Part Number: ADO-G1852. 4.5 out of 5 stars. Estimated Ship Date: Today...Loading Estimated Ship Date: Today.The coolant temp on my 1994 5.7L Silverado varies widely. When I first begin to drive it gradually rises up to 210° then suddenly drops to about 150°. ... 1996 Chevy Tahoe LT 5.7L V8 4X4 280,000+ miles. Built proudly at Janesville Assembly in Janesville, Wisconsin Basic mods: Lights all over, bunch of electrical work, and a couple cooling mods.How does a 350 Chevy engine temperature heat sensor work? It is a resistor that changes resistance based on temperature 0 volts is cold 13 volts pins the gauge. The difference between the one wire ...Re: coolant temp sensor. The PO stripped the hole in the front of the drivers head, so I drilled and tapped it to 1/2" NPT and put the stock 5.3 sensor in the rear of the passenger side. It was pretty easy. I put grease on the bit and tap to keep the bits of aluminum out of the head. __________________. Clint.In this video, I have a 98 chevy pickup with a coolant temp gauge that started to read lower then normal. The problem that a lot of folks run into is that th...Temperature sensor in 5.3 LS Vortec. This problem occurred in my daily driver 2015 Tahoe, but may be applicable to LS engines in our cars (I have the same 5.3 L Vortec from a Silverado in my '53 truck). The 2 radiator fans would intermittently begin racing and the temp gauge registered 160 - the lowest it goes.Find Coolant Temperature Sensors 1/2 in. NPT Coolant Temperature Sensor Thread Size and get Free Shipping on Orders Over $109 at Summit Racing! $20 Off $250 / $40 Off $500 ... Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, Each. Part Number: ADO-G1852. 4.5 out of 5 stars. Estimated Ship Date: Today...Loading Estimated Ship Date: Today.if you are doing and swap in your vehicle and want to use your factory gauge, you can purchase the 12551708 from any chevy dealership and put it in place of ...1978 c10 350 So my temp gauge has never worked since buying this truck. The gauge always reads full hot, even when the key is in full off position. ... As Captkaos stated, the factory location for the engine temp sensor is in the side of the cylinder head between #1 and #3 cylinder exhaust ports. Quote from: MrFiveOh on January 25, 2017, 01:05: ...View of LS with cosmetic engine cover installed. 2002 Chevy Camaro LS1 5.7L V8. Fuel injectors (located next to intake manifold) Mass airflow sensor (MAF) Intake air temp sensor (IAT) (located near MAF sensor) Camshaft position sensors (CMP) (located at the top of the engine to the rear of the intake manifold) Oil pressure switch (located at ...Housing thermostat sensor chevrolet cruze chevy temperature opel cooling aluminum engine water astra. ... Chevy v8 chrome plated water neck thermostat housing temp port sbc 3501987 gm chevy 350 5.7l thermostat housing Chevy 350 thermostat housingChevy thermostat housing parts sbc.Buy Now!New Coolant Temperature Sensor from 1AAuto.com http://1aau.to/if/1AACD00024The coolant temperature sensor sends important information to your vehicle...Get ratings and reviews for the top 12 foundation companies in Chevy Chase, MD. Helping you find the best foundation companies for the job. Expert Advice On Improving Your Home All...Hi everybody :) The temp gauge on my recently acquired 1983 C20 with 350 V8 has never worked since I got it. We found the sensor on the block but no wire near it. What color should it be? Also, it seems that there are two temp sensors, just like in the newer trucks - on near the thermostat for...oil temp gauge sensor location on engine block- question? Camaro V8 LS3 / L99 Engine, Exhaust, and Bolt-Ons - Camaro5 Chevy Camaro Forum / Camaro ZL1, SS and V6 Forums - Camaro5.comtbi runs better with temp sensor unplugged...need advice The 1973 - 1987 Chevrolet & GMC Squarebody Pickups Message Board Register or Log In To remove these advertisements. ... 1975 Chevrolet C20 longbed 350/700R4! with 3inch body lift Dual Flowmasters Super 40's! TBI retrofit completed (2007-07-29) New 383CID (+030) 08-304-8 9.5:1CR x36,005 ...Re: Temp Gauge / Sending Unit. « Reply #12 on: January 30, 2017, 12:14:30 PM ». Replace the gauge and burnish the harness-to-PC board and gauge clips-to-PC board connections. Use a soft pencil eraser or crocus cloth, but be very careful not to peel the copper foil loose from the flexible plastic board.Find CHEVROLET 5.7L/350 ACDelco Coolant Temperature Sensors and get Free Shipping on Orders Over $109 at Summit Racing! ... Coolant Temperature Sensor, GM OE, Chevy ...There is one in each head and it has one green wire coming out of it. I have the two wire coolant temperature sensor in the manifold just below the thermostat. Logged -Erik-1991 V3500 - Gen V TBI 454, 4L80E, NP205, 14 bolt FF, D60, 8" Lift on 35s 1977 K20 Silverado - 350, THM350, NP203, 14 bolt FF, D44, Stock Lift on 31s ... 1968 Chevrolet Step ...What you will notice is the temp in the heads between 1 & 3 and 6 & 8 will be a little hotter. This is a "hot spot" due to the exhaust valves. One of the "flaws" of the SBC is the siamised exhaust ports on 3 & 5 and 4 & 6 which …installing temp sensor. Hi I need a little help with part of my efi install. I am installing the e street efi in my 73 Plymouth roadrunner for now on my 318 engine until my 440 is finished being built then will be switching the engine out. My question is where can I mount the coolant temp sensor. the factory manifold only has 1 spot where the ...Housing thermostat sensor chevrolet cruze chevy temperature opel cooling aluminum engine water astra. ... Chevy v8 chrome plated water neck thermostat housing temp port sbc 3501987 gm chevy 350 5.7l thermostat housing Chevy 350 thermostat housingChevy thermostat housing parts sbc.Jul 4, 2011 · Quote from Hutch.. Using the trans line will give you an indication of a problem before a pan temp sensor ever will. For example if you consistently see the out line temp at 230 degrees on a pass and it suddenly jumped to 260 degrees you would start looking for a problem where the pan may only change by 1 or 2 degrees. Hutch.Jul 8, 2009 · Stick your finger in the rad. have a thermometer in your mouth hold while engine is hot for 30 minutes:laughing: If you built that purdee motor you should just know:shaking: I put mine in the head both sides. I hope your not using a cheap gauge with the plastic tubbing. on second thought:flipoff2: post pics.So you narrowed it down to two window lines, Pella® 350 Series and Pella® 250 Series. Here's our comprehensive guide that compares everything from costs. Expert Advice On Improving... Once it is disconnected, move it off to the side. Step 3:Replace broken coolant temperature sensor on 1987. Truck Model. v1500. Engine Size. 305. Alrigh
Health Tips for 241 1 watson pill
Sensor for the computer: 1994 CHEVROLET C2500 SUBURBAN Standard Motor Products TX3 Standard Motor Coolant Temperature Sending Units | Summit Racing. Free Shipping - Standard Motor Coolant Temperature Sending Units with qualifying orders of $109. Shop Coolant Temperature Sensors at Summit Racing.The RH head controls the TCS ONLY. 2 prong for low and high temp grounding to activate vaccuum. If the car was converted from a round gauge pod with indicator lights, it should receive the new harness, printed circuit and cluster. Need all 3 for gauges to function properly. 70 Chevelle SS 454 LS5 4 speed. SOLD.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 temperature of the engine coolant. 3. Chevy 350 Oil Temp Sensor Location. The Chevy 350 sensor location for the oil temperature sensor is in the engine block or the cylinder head of the vehicle.G. ghoulex345 Discussion starter. 37 posts · Joined 2023. #1 · Oct 6, 2023. So I just changed my coolant temp sensor to clear my check engine light but I still won't clear but the temperature is reading now. Like. Sort by Oldest first.Just got back from a 200 mile road trip in my car. I have a big block chevy. New aluminum radiator. I've got two temperature senders. One is in the head and one in the intake manifold. 180 degree thermostat. Ambient temperature yesterday was 90-94 degrees. On the highway, I was running anywhere from 215 to 230 in the cylinder head.Thunderstorms. RealFeel Shade™ 87°. Very Warm. Max UV Index 3 Moderate. Wind NE 6 mph. Wind Gusts 15 mph. Humidity 83%. Indoor Humidity 83% (Extremely Humid) Air Quality Fair.Replacing The Reductant Tank Temperature Sensor/ Heater / Sending Unit Replacement On A 2011 Chevy Silverado 2500HD 6.6 Duramax Turbo Diesel LML. With A Code...I have a small block 350 tbi in my yj, and it has a Chevy nova radiator. with a fixed flex fan on the engine, and a electric fan on the outside of the radiator, this is on a switch not used all the time. I wanted to see what the operating temp should be. it has been 210-220 . and i changed the thermostat last year to a 160, and it still runs ...Engine Coolant Temperature Sensor. 185 Ohms @ 210F, 3400 Ohms @ 68F, 7,500 Ohms @ 39 F. Engine Oil Temperature Sensor. 185 Ohms @ 210 F, 3400 Ohms @ 68 F, 7,500 Ohms @39 F. ... Air Charge Temperature, which is more of a Ford term but some stores use it for the Chevy sensor anyway) Shave the two tabs on the sides of the IAT connector (with a ...Originally Posted by coupeguy2001. I have a cast iron one with a temp sensor bung in it. It mimics the early corvette ones except for the temp sender bung. $25 shipped. I really appreciate that, however i need it to be clocked or angle at like 8 o'clock as I made the aluminum one that's in the picture.Location and how to replace coolant temp sensor on 2007 4.2L chevy engine TrailblazerFind CHEVROLET 5.7L/350 Fan Switches and get Free Shipping on Orders Over $109 at Summit Racing! $20 Off $250 / $40 Off $500 / $80 Off $1,000 - Use Promo Code: REWARDS Vehicle/Engine Search Vehicle/Engine Search Make/Model SearchOct 30, 2022 · According to mechanics, the average cost for a Chevy 350 oil pressure sensor replacement is $127-$146. The labor costs will account for about $73 to $92 of the costs, while parts go for $54. Keep in mind that this estimate does not include fees and taxes, and neither does it factor in the change in costs due to location.I needed some extra transmission fluid to help keep my transmission cool during a burnout competition and when drag racing. I found an aluminum deep sump pan...GM may be replacing tens of thousands of Bolt EV batteries, but it won’t have to pick up the tab for most of them. The automaker has reached a deal that will have LG pay nearly all...Replace broken coolant temperature sensor on my 1987 GMC Suburban, 350 TbI.Ordered from Rock auto it was approximately $15-$20, ordered along with parts for ...CHEVROLET 5.7L/350 Water Necks and Thermostat Housings. Filter by Availability Filter Results Filter by Vehicle Individual Parts. Part Groups. Results 1 - 25 of 199 25 Records Per Page Default Sort . Summit Racing™ Aluminum Water Necks SUM-371101. Summit Racing™ Aluminum Water Necks SUM-371101 ...4606 posts · Joined 2008. #14 · Jan 20, 2010. umm. my vette would show 230 + at the head ,, the fan would come on at 233. I asked a chevy tech about it ,, he said it had to do with emissions why the vette senses head temp and ,, and not the temp at the intake. it does give a higher reading at the head.Morning Guys, Put a Blueprint 350 crate motor in the 74 Nova this weekend and now running new electrical and cleaning things up. I want to run the temp sender in the side of the left head between cylinders 1 and 3 but the original sender is more like a 3/4" NPT thread- (same as the heater hose fittings on intake) and the cylinder head plug is a smaller size.Your right that the fan doesn't need to run on full blast when the thermostat is sticking open, but it's just part of GM's default mode for temp issues. 2023 Colorado Trailboss, Sterling Grey, H.O. tune. Gone- 2019 Colorado LT Redline, Silver Ice, 3.6l, CCSB, 4X4. Gone- 2016 Colorado WT, Lazer Blue, 3.6l, CCSB, 2WD.Over 350 deaths have been recorded in northern Nigeria since the outbreak began late last year Since late last year, northern Nigeria has been subject to an outbreak of cerebrospin...I use teflon tape on all of them (my previous 86, my current 96 and even my son's 96) leaving the fore-most three threads uncovered. The 86 FSM specifically calls for Teflon tape on the knock sensor. Jake. Huh, I've read that you shouldn't put anything on the knock sensor as it can interfere with it detecting knocks.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 Terminal; 3/8-18 Thread.This is an indication that your coolant sensor is malfunctioning or there is a problem with your thermostat. If I were you, I would replace both. There are two fan switches, one is controlled by the computer (coolant sensor) on or near thermostat housing and should come on at a much higher temp (223 I think). The other fan switch is in the head ...Originally Posted by coupeguy2001. I have a cast iron one with a temp sensor bung in it. It mimics the early corvette ones except for the temp sender bung. $25 shipped. I really appreciate that, however i need it to be clocked or angle at like 8 o'clock as I made the aluminum one that's in the picture.A coolant temp sensor that has a poor terminal contact ( high resistance) will read a lower than normal coolant temp, since the temp is reading cold, the IAC valve would be backed out for a higher idle when cold. ... Chevrolet C2500 4x2: i have an 1988 chevy c2500 350 tbi (365,000. i have an 1988 chevy c2500 350 tbi (365,000 miles on original ...Registered User. Join Date: Oct 2015. Location: San Tan Valley, Arizona. Posts: 313. Temperature sensor wire reroute. I have a 68 with the stock 307. I am getting ready to pull the motor so i can swap in a 350 that i am rebuilding. Currently the temp sensor wire for the gauge runs along the intake and is clipped to the factory valve covers.The coolant temperature sensor for the vortec's is 3/8" npt and the stock sensor for a car with gauges is a 1/2" npt. I saw in an old post standard parts numbers for original sensor TS-6 and smaller threads, TS-26. ... get a gauge sensor for a mid 80's Chevy truck that has a temp gauge. or a Monte Carlo SS. or Camaro. or pretty much anything ...Chevy Forums FREE technical assistance for your restoration and repair. Model specific subject matter experts, classified ads and more. ... What is the thread size for the water temp sender in a sbc (Topic#250004) Black57 Senior Member Posts: 560 Loc: Milwaukee, Wi. Reg: 02-08-04. ... Almost any GM sensor that screws into a cast iron head ...Pop the car hood, locate the engine block and lookChevrolet Cruze Coolant Temperature Sensor; Chevrolet M
Top Travel Destinations in 2024
Received 708 Likes on 592 Posts. correct me if i'm wrong, but i'm thinking there are four (4) coolant temperature sensors on the 85 L98 if equipped with HD cooling (RPO V08) or the Z51 package, and three (3) without V08 or Z51. two are located in front of the lower intake manifold (see pic) - one is the CTS and the other for the cold start ...3rd Photo is my intake showing the front port and coolant temp. I also have the TPC on back of block by distributor. 4th photo shows the oil temperature sensor (I believe) located on driver side port on the head. 5th photo is the port on new engine. Old engine had a sensor on both sides of the head. Thanks! Keith1980-11 Coolant Temp Sensor. ... 1972-73 Chevrolet/GMC; Truck w/o Gauges - Temperature Sender With Warning Lights. MSRP $12.99 ea Classic ...In my troubleshooting, the first thing I noticed is the temperature of the exhaust header at the cylinders. Cylinders 1 and 3 get to 350F to 400F, while the rest of the cylinders are 750F to 850F. I expect the temperatures to be around 725F, based off the displacement and the fuel mixture, so the lower temperatures for those 2 cylinders is ...Chevy II/Nova; Engine Swap Components. Crate Engines; LSX Swap Components; GEN V LTx Swap Components; Transmissions and Parts. Tremec Transmissions; ... Intake Air Temperature Sensor Connector for 86-92 305/350 TPI, New manifold air temperature sensor connector for TPI applications 305/350. Price: $15.95. Quick view Add to Cart. SKU: TPI-WIR ...Flexpoint Sensor Systems News: This is the News-site for the company Flexpoint Sensor Systems on Markets Insider Indices Commodities Currencies StocksDuralast Temperature Switch TU413. Part # TU413. SKU # 860434. Limited-Lifetime Warranty. Check if this fits your Chevrolet. Select store. for pickup availability. Standard Delivery by June 04 - 05.OBS Chevrolet, When Silverado Was A Trim. Joined Jan 8, 2017 Messages 533 Reaction score 390 Location The Deep South. ... Info is displayed as "Coolant Temperature Sensor" (CTS) not "Engine Coolant Temperature" (ECT) Last edited: Feb 10, 2019. Feb 10, 2019 #9 delta_p OBS Chevrolet, When Silverado Was A Trim.As people ready their homes for spring they often want to know how warm it needs to be to paint outside? Expert Advice On Improving Your Home Videos Latest View All Guides Latest V...Step 10: Install the New Sensor. Using your fingers, hand screw the coolant temperature sensor into its placement hole until the sensor is flush against the engine. Remove the extension from the ratchet and hand-tighten the sensor manually with the socket and extension.The engine coolant temperature sensor is a crucial component of your vehicle’s engine management system. It measures the temperature of the engine coolant and sends that information to the engine control module (ECM). The ECM then uses this information to adjust the fuel injection timing and ignition timing for optimal engine …May 27, 2014 · The Factory location on Chevy 327/350 engines is on the cyl head farthest ... and the temp sensor probe for the temp gauge in the drivers side cylinder head (aluminum ...There are 2 - #20 dark green wires running to the same connection on the dash "temp" light. The obvious one comes from the temp sensor in the block through the bulkhead connector. The second goes to the ignition switch, then, through the bulkhead connector to the horn/key buzzer relay.CHEVROLET 5.7L/350 Water Necks and Thermostat Housings. Filter by Availability Filter Results Filter by Vehicle Individual Parts. Part Groups. Results 1 - 25 of 199 25 Records Per Page Default Sort . Summit Racing™ Aluminum Water Necks SUM-371101. Summit Racing™ Aluminum Water Necks SUM-371101 ...Provides the performance and dependability you expect from ACDelco. Manufactured to meet expectations for fit, form, and function. › See more product details. Report an issue with this product or seller. This item: ACDelco Professional 213-1136 Engine Coolant Temperature Sensor. $2088.Dec 16, 2018 · I have mine located there, but occasionally in some engine compartments. it is easier to plop the sensor into the water neck due to existing wiring or just equipment layout in the bay. At least you have. options to choose from! 9/77' FJ40,SBC,33's,SR,PS,AC,Lifted SUA,Orion#2, Aussie rr, RDB. 1967 M416 "Gomer".Use Permatex High Temperature thread sealer on the threads. Make sure you do not over tighten the brass sensor or adapter. You will twist it off and need to ...The coolant temp on my 1994 5.7L Silverado varies widely. When I first begin to drive it gradually rises up to 210° then suddenly drops to about 150°. ... 1996 Chevy Tahoe LT 5.7L V8 4X4 280,000+ miles. Built proudly at Janesville Assembly in Janesville, Wisconsin Basic mods: Lights all over, bunch of electrical work, and a couple cooling mods.92 chevy truck 1500 change temp sensor and the guage worked 3 weeks later the temp guage doesn't work again ... I have a 1993 GMC Suburban with a 350 cid engine and auto trans. The engine runs rough (misses and stumbles) and will die at an idle when warming up or at running temperature.I had same symptoms on 1998 GMC Jimmy. Turned out to be the coolant sensor plug rattling on/off losing contact and causing bucking because of intermittent open connection to computer. P0118 code. You can check by plugging in obd reader and having someone jiggle sensor plug wiring while you monitor coolant temp on the reader.Engine coolant temperature sensor is a device that measures the actual temperature of engine. This measurement are used by the ECM to regulate the ignition p... $300 - $350 (1) $400 - $450 (2) $450 - $500