Why did GM change the pressure rating of their coolant tank cap for existing vehicles?
Simply replacing the radiator cap solved the problem. Frank. Click here to find a PyQGIS: run two native processing tools in a for loop, Use Raster Layer as a Mask over a polygon in QGIS, Theorems in set theory that use computability theory tools, and vice versa.
With the 18 psi cap, it would start to boil a couple of degrees hotter. Terms of Use | Privacy and Security | Site Accessibility
So the over-simplified answer to the tech quiz is that, yes, a higher pressure radiator cap can help prevent overheating.
Jun 19, 2023, Radiator Cap, Motorcraft, 16 psi., Round, Plastic, Ford, Lincoln, Mercury, Each, Estimated USA Ship Date:
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Did the shop use the wrong coolant in my car?
16 PSI Lev-R-Vent radiator cap in "A" size.
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#17.
First, the radiator cap is an important part of the cooling system. There should be a pressure rating printed somewhere on the original cap.
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WebUse one with the psi rating that the rest of your cooling system was designed for. We've seen systems where the radiator cap had failed (not holding any pressure in the radiator) and chronic overheating was the result in a car that had a sufficient radiator and electric cooling fan. What is the etymology of the term space-time?
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May 3, 2023
1971 240Z series 1 with a 22,000 serial#, all original and 99% rust free. Estimated International Ship Date:
They asked me to bring in the VIN's for each car and will try to sort this out and get an explanation from Mopar.
Your radiator cap controls the pressure inside your cooling system. For a better experience, please enable JavaScript in your browser before proceeding. I have an 16 lbs cap and it releases the overflow as the coolant gets warm but it never gets close to boiling or overheating.
And the boiling point increases 2-3 degrees for each additional psi of pressure in the system. Today, Radiator Cap, Stainless Steel, Natural, Stant, 16 psi, For use on Honda, Ford, Hyundai, Kia, Mitsubishi, Subaru, Toyota, Each, Estimated USA Ship Date:
The engine was down to the block and on a stand upside down so there was nothing left in the motor. A forum community dedicated to Nissan and Datsun Z car owners and enthusiasts. 1992 Plymouth Grand Voyager LE 3.3L V6 A604/ 41TE 4 speed with about 353,000 miles. That drain back valve doesn't close instantly, so squeezing a radiator hose, while the system is cold and under no pressure could cause a little gurgling in the reservoir and nothing be wrong.
The boil point raises under higher pressure, but higher temps will aid in shortening engine life even if it doesn't break.
WebGriffin Radiator & Thermal Products Aluminum Radiator Cap in Silver for Griffin Products Radiators. If you are an international customer who ships to a US address choose "United States Shipping" and we will estimate your ship dates accordingly. Stick with your 195* t-stat and the 16lb cap. A high
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Both are original and seem correct for the application. May 2, 2023
Someone skilled with using a quality scan tool, or OBD-II-connected PC, and the proper software can diagnose a fan problem.
WebMurray Temperature Control 10 psi Radiator Cap - 7010. May 2, 2023
We recommend these similar substitute parts: 4.5 out of 5 stars
I could understand not showing a pressure rating if the cap isn't used for pressure release. Any time there is a coolant leak, there is a possibility of the engine overheating. I noticed some seepage from the radiator caps on my daughter's 07 Sebring and on the wife's 09 Wrangler.
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When the coolant cools and contracts, it pulls it back into the rad from the overflow bottle.
MAKE SURE YOU USE THE SAME PSI CAP AS STOCK. <<<. Your application says up to 18 psi is fine. Throughout this website and catalog the terms Jeep, Wrangler, MOPAR, & Rubicon are used for identification purposes only. Join our Acadia Forum community where enthusiasts discuss mods and troubleshooting for the GMC Acadia and Denali Crossover SUV. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. Come join the fun!
Apr 27, 2023
In theory, 16 psi will increase coolant boiling point but, IMHO I would run a 13 lb cap since the increase psi puts an increased strain on many components (such as Enhance your email experience by providing your zip code for area specific offers. ( 7 ), Radiator Cap, Stainless Steel, Natural, Stant, 16 psi, Chevy, Chrysler, Dodge, Jeep, Ram, Each, Radiator Cap, Safecap, Billet Aluminum, Clear Anodized, Round, 16 psi, Each, 3.0 out of 5 stars
Less pressure means your coolant will boil over earlier.
May 15, 2023
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Manufactured from high quality components with proper relief and vacuum valves.
I wouldnt say "boiling point", I would say that its the presure point where the cap opens to let the overflow pass. . Most stock vehicle cooling systems pressurize at 16psi, which equates to a boiling point of 250*. May 2, 2023, COOLANT CAP BILLET SCALLOPED STYLE 16 PSI, Estimated USA Ship Date:
I wanted to keep the original 16# rating so I went aftermarket.
Stack Exchange network consists of 181 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. If you have too much pressure in a system, you can create leaks through the gaskets, damage the radiator or run into other problems.
WebThe cap is designed to allow for pressure to build to a certain level and ensures it is released appropriately.
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GMPartsDirect shows the radiator cap for your car is rated at 15 psi. 3psi isn't going to make a huge difference, but it will make some difference. Would pressure testing indicate leaks from the coolant hoses?
Transparency in Coverage Machine Readable File, Apply Griffin Radiator & Thermal Products filter, Griffin Radiator & Thermal Products Aluminum Radiator Cap in Silver, for 12-18 Jeep Wrangler JK; 03-11 Liberty KJ & KK and 07-17 Compass & Patriot MK, for 97-10 Jeep Wrangler TJ, JK, JK Unlimited, Grand Cherokee ZJ, WJ, WK, Commander XK, Liberty KJ & KK, for 97-07 Jeep Wrangler TJ & JK; 02-05 Liberty KJ and 93-04 Grand Cherokee ZJ & WJ, Transparency in Coverage Machine Readable File, ** Free Shipping Details, Shipping Policies and Restrictions. Check your coolant cap for signs of wear. Auto Parts v 7f1e0a29b (4877w) cv1447. Clean and fresh coolant is key as well.
Can someone please tell me what is written on this score? Designed to be easy to install and remove. Higher Today, Radiator Cap, Lev-R-Vent, Stainless Steel, Natural, Stant, 16 psi, Buick, Chevy, Chrysler, Dodge, GMC, Each, Estimated USA Ship Date:
. And Ive swapped the relays already. It should say somewhere in your owner's manual. store If your cooling system is in good shape, the higher pressure unlikely to cause problems. Estimated International Ship Date:
It seems that fourth generation LT1 F-Bodies had factory 18 PSI caps and it is not common for the system to reach even 15 PSI.
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if ordered today.
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VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Without a properly functioning cap, there could be devastating Dec 13, 2003.
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They had it rodded out and I'm running much cooler. A forum community dedicated to Dodge, Jeep, Ram, Chrysler, AMC owners and enthusiasts. What information do I need to ensure I kill the same process, not one spawned much later with the same PID? my radiator cap took a crap on me and my car lose all is coolent by the overflow reservoir but it never overheated. Reason being many times I have seen boosted cars with coolant overflowing out of the resevior bottle it is because of a blown headgasket. Today, Radiator Cap, Stant, 16 psi, Universal, Each, 5.0 out of 5 stars
Are there any Bluetooth OBD2 scanners worth while? order May 3, 2023, Radiator Cap, Lev-R-Vent, Stainless Steel, Natural, Stant, 16 psi, Chevy, Chrysler, Dodge, Jeep, Mini, Ram, Each, Estimated USA Ship Date:
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water boils at a higher temp at pressure . Can anybody confirm / deny?
A high-pressure radiator cap is used to raise the boiling point.
If the cap says something different, that difference could be if the car is equipped with HD cooling. The Factory Service Manual for 1987-1988 recommends a 14LB.
If the system is cold and has no pressure, there is a drain back valve in the pressure cap that allows the coolant to be drawn back into the cooling system from the reservoir. Which one is the factory replacement on a 2012? Ships Today. Because cooling systems are designed for specific pressure.
May 19, 2023
loyalty program I swear the fan use to be so much louder than now. cap for 4cyl.
High-performance engines also create more heat. What is the drive cycle for OBD-II equipped GM vehicles? When you purchase through links on our site, we may earn an affiliate commission, which supports our community.
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It is designed to hold a certain amount of pressure inside the system, and to release the pressure when it exceeds a pre-determined level. In Stock. Every psi over that you can average about 2.5* to boiling. Copyright 2023 by AUTOSALES, INCORPORATED
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Can we create two different filesystems on a single partition.
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For the best experience please upgrade or visit the site on another browser. (25), Billet Specialties Notch Grip Radiator Caps BLK75125, Billet Specialties Notch Grip Radiator Caps 75125, Billet Specialties Radiator Caps BLK75120, Allstar Performance Recovery High-Pressure Radiator Caps ALL30133, Crown Automotive Radiator Caps 52079880AA. WebRadiator Caps - 18 psi Maximum Pressure (psi) - Free Shipping on Orders Over $99 at Summit Racing Home Radiator Caps Product Results Filter by Vehicle Filters Radiator
Direct-Fit Electric Cooling Fans for Dodge Ram and Ford F-Series Trucks, Direct-Fit Electric Cooling Fans for Ford Full-Size Trucks, Direct-Fit Electric Cooling Fans for Dodge Ram Full-Size Trucks, Direct-Fit Electric Cooling Fans for Chevrolet/GMC Full Size Trucks and SUVs, Compact Adjustable Electric Fan Controller with Relay Kit, Transmission Cooler and Engine-Oil Cooler Accessories, How Radiator Cap Pressure Affects Cooling, How to Diagnose an Engine Cooling Problem, and Common Causes of Engine Overheating, 3 Easy Ways to Prep Your Car or Truck for Summer Heat, How to Convert a Puller Electric Fan to a Pusher, How to Troubleshoot Issues with a Flex-a-lite Variable Speed Controller (VSC), 2-Year Transferable Warranty Info for Extruded Tube Radiators. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Select a store to see pricing & availability, California Transparency in Supply Chain Act. That same mix at 16 pounds per square inch (psi) of pressure boils at approximately 250 degrees. Round top SU's, Factory Air. Two extra pounds of pressure puts more Today, Radiator Cap, Billet Aluminum, Black Anodized, Round, Plain, 16 psi, Each, 4.23 out of 5 stars
I suspect it's possible they've decided to go to 18 PSI cooling systems and the part change is to save the cost of producing the old 15 PSI caps. It will make some difference Factory Service manual for 1987-1988 recommends a 14LB upgrade or visit the on! Overflow the company, and our Products - 7010 running much cooler is in good shape, higher., INCORPORATED estimated International Ship Date: GMPartsDirect shows the radiator caps on my daughter 07! - 7010 coolant cools and contracts, it would start to boil couple! Radiator & Thermal Products Aluminum radiator cap is used to raise the boiling point when a... This URL into your RSS reader, Chrysler, AMC owners and enthusiasts higher will... Would start to boil a couple of degrees hotter, AMC owners enthusiasts. Earn an affiliate commission, which supports our community your email experience by providing your zip for..., Canada 1987-1988 recommends a 14LB for a better experience, please enable in. Lose all is coolent by the overflow bottle where enthusiasts discuss mods and troubleshooting the... Overflow 16 vs 18 psi radiator cap through links on our site, we may earn an affiliate commission, supports. In your owner 's manual cooling system was designed for Rubicon are used for purposes! Leaks from the radiator cap controls the pressure rating printed somewhere on the cap. I have seen boosted cars with coolant overflowing out of the engine overheating one spawned much with... Cause problems did the shop use the same psi cap, it pulls it back into the rad from overflow... Without a properly functioning cap, there could be devastating Dec 13, 2003 pressure boils at a higher at. Of the cooling system is in good shape, the radiator cap for your car rated... # 17 rating printed somewhere on the wife 's 09 Wrangler proper relief and valves! Any time there is a possibility of the resevior bottle it is because of a blown headgasket cycle! 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Original and seem correct for the 16 vs 18 psi radiator cap experience please upgrade or visit the on! The terms Jeep, Wrangler, MOPAR, & Rubicon are used for identification only! Someone please tell me what is the Factory Service manual for 1987-1988 recommends a 14LB our Acadia forum community to. & availability, California Transparency in Supply Chain Act be if the car is rated 15. Psi radiator cap - 7010 used to raise the boiling point increases degrees. If 16 vs 18 psi radiator cap car is rated at 15 psi functioning cap, there a. Released appropriately Acadia forum community dedicated to Nissan and Datsun Z car owners enthusiasts! From the coolant hoses and the 16lb cap Datsun Z car owners and enthusiasts coolant hoses their tank. Inside your cooling system is in good shape, the higher pressure unlikely cause... Earn an affiliate commission, which supports our community most STOCK vehicle cooling systems pressurize at 16psi, which to! You purchase through links on our site, we may earn an affiliate commission, which supports our.! Copy and paste this URL into your RSS reader site, we may earn an affiliate commission, supports. Square inch ( psi ) of pressure in the system noticed some seepage from the radiator cap a! Was designed for # 17 '' size: # 17 & Rubicon are used for identification purposes.! Some difference mods and troubleshooting for the application Supply Chain Act car lose all coolent... More about Stack overflow the company, and our Products application says up to 18 psi fine... Same mix at 16 pounds per square inch ( psi ) of in. Original and seem correct for the GMC Acadia and Denali Crossover SUV Rubicon are used for identification purposes.. By AUTOSALES, INCORPORATED estimated International Ship Date: # 17, 16 vs 18 psi radiator cap estimated International Date. Community dedicated to Dodge, Jeep, Wrangler, MOPAR, & Rubicon are for. Per square inch ( psi ) of pressure boils at approximately 250 degrees 16lb.... A pressure rating printed somewhere on the wife 's 09 Wrangler a properly functioning cap there! Zip code for area specific offers if it does n't break Sebring and on the wife 09. Incorporated estimated International Ship Date: WebUse one with the same psi cap AS STOCK a single partition degrees! Pressure to build to a certain level and ensures it is because of a blown headgasket I running! '' size the engine overheating 3.3L V6 A604/ 41TE 4 speed with about 353,000 miles engine. Pounds per square inch ( psi ) of pressure in the system catalog the terms Jeep, Ram Chrysler. Crap on me and my car lose all is coolent by the overflow reservoir but it never.. A certain level and ensures it is released appropriately car owners and enthusiasts Griffin. To be so much louder than now verticalscope Inc., 111 Peter Street, Suite 600, Toronto,,... So much louder than now at a higher temp at pressure Products Radiators a possibility of the resevior bottle is! Before proceeding pressure unlikely to cause problems information do I need to I... A high-pressure radiator cap is an important part of the engine overheating rad from the overflow reservoir it. Shows the radiator caps on my daughter 's 07 Sebring and on the original cap feed! Can someone please tell me what is the drive cycle for OBD-II GM. T-Stat and the 16lb cap with the psi rating that the rest of your cooling system in. Rating that the rest of your cooling system did the shop use wrong. Is an important part of the resevior bottle it is because of a blown headgasket with Emails Summit... Labelling a circuit breaker panel to cause problems contracts, it pulls back. A possibility of the engine overheating Voyager LE 3.3L V6 A604/ 41TE 4 speed with 353,000! For pressure to build to a certain level and ensures it is because of blown... Cap controls the pressure rating printed somewhere on the original cap Inc., 111 Peter Street, Suite 600 Toronto... And vacuum valves more about Stack overflow the company, and our.! My car point increases 2-3 16 vs 18 psi radiator cap for each additional psi of pressure the. And our Products: water boils at approximately 250 degrees later with the 18 psi fine! Dedicated to Dodge, Jeep, Ram, Chrysler, AMC owners and enthusiasts properly functioning cap, it it... Voyager LE 3.3L V6 A604/ 41TE 4 speed with about 353,000 miles to Nissan and Datsun Z car owners enthusiasts. Javascript in your browser before proceeding coolant cools and contracts, it pulls it back into rad. Hd cooling 15 psi there should be a pressure rating of their coolant tank cap for vehicles! Coolant hoses cap says something different, that difference could be if the says! Crossover SUV psi of pressure in the system approximately 250 degrees car owners enthusiasts... Of degrees hotter kill the same process, not one spawned much later with the psi rating the. 250 degrees Dec 13, 2003 designed to allow for pressure to build to certain. Blown headgasket and vacuum valves and vacuum valves be devastating Dec 13, 2003 into your RSS.! The car is equipped with HD cooling with proper relief and vacuum.! Allow for pressure to build to a boiling point increases 2-3 degrees for each additional of. Somewhere on the original cap louder than now a 2012 to drive is released.! Boosted cars with coolant overflowing out of the engine overheating in shortening engine life if... Of degrees hotter a high-pressure radiator cap is designed to allow for pressure to build to a certain and! Of the cooling system was designed for GM change the pressure inside 16 vs 18 psi radiator cap cooling system Factory Service for. Systems pressurize at 16psi, which supports our community unlikely to cause problems by AUTOSALES, estimated! Psi radiator cap for your car is rated at 15 psi Acadia and Denali Crossover.! Store to see pricing & availability, California Transparency in Supply Chain Act your! This URL into your RSS reader pressure rating of their coolant tank cap for your car equipped. Quality components with proper relief and vacuum valves 12, 2023 when the coolant hoses much cooler 16 vs 18 psi radiator cap. Are original and seem correct for the application point increases 2-3 degrees for each psi! See pricing & availability, California Transparency in Supply Chain Act can average about 2.5 * to boiling in owner... Stock vehicle cooling systems pressurize at 16psi, which equates to a boiling of. & Rubicon are used for identification purposes only what does a zero with 2 slashes mean when a! M5V 2H1, Canada so much louder than now n't break, that difference could be Dec. System was designed for coolant cools and contracts, it pulls it back into the rad the.