Gmt400 electric fan conversion. The temp would rise sitting in Atlanta traffic. A switch for each side and I'll just turn them both on Jul 3, 2011 · Electric Cooling Fan How-to The 1988 - 1998 GMT400 Chevy & GMC Pickups Message Board Jul 2, 2013 · I know this has been talked about several times on here but lets face it. May 25, 2018 · So my fans come on with the temp switch, with the AC compressor, and with the rocker switch on the dash. Thinking of converting your vehicle to electric fann/fans? This video shows how easy it really is!!!! 16 Inch Electric Radiator Cooling https://www. I replaced the clutch with a Hayden severe duty and the heavy duty plastic fan. Aug 4, 2012 · Ok. I really liked ditching the clutch fan on my RX-7 for an electric because it revved like a chainsaw. Its more efficient to have a properly working fan clutch letting the fan practically idle on the end of it. Mar 4, 2019 · Alternators and electric motors both have conversion loss in efficiency. amazon. I just installed one of their syclone fans in my truck, as well as the controller unit from Flex-a-lite as well. I have slept since then. Jun 22, 2023 · An electric fan might free up a couple horsepower, but honestly, my butt-dyno doesn't even notice the drag of a clutch fan. What vehicles work the best to grab the fans out of to cool these trucks and even the GMT400's? Fact or Fiction? Electric fans Mar 4, 2019 · Alternators and electric motors both have conversion loss in efficiency. There are a number of 94 electric fan conversion What all do you need to do to install a electric radiator fan in a 1994 TBI 350. in hindsight, I don’t think the severe duty clutch was needed but the air conditioner stays much cooler at idle with the new fan. May 12, 2012 · I have seen a couple conversions from a mechanical fan to electric fans. Keep in mind the vast majority of aftermarket fans have severely optimistic cfm ratings. May 14, 2025 · Here is a link to a YouTube video I just made on converting a gmt900 (in this case a 2011 suburban 2500) to Electric cooling fans using hp tuners. Took a Oct 3, 2021 · Whats up guys. Jul 22, 2015 · Flex-a-lite has great products. Definitely overkill for the 4. com/dp/B07F1N2WPC? Feb 17, 2026 · Finished the electric fan conversion and it works great! Fan 1 come on with temp sensor and fan 2 with AC - If it gets hot enough fan 2 will come on even Aug 4, 2012 · So Heres my project of this weekend, installing e-fans on an OBS which originally had a clutch fan. Now take off the shroud and get ready to remove the fan. 7L. I let the truck run for a little while, and the fans went off, then after about 1 or 2 mins, they kicked back on. You can c May 13, 2022 · Find a fan that covers as much of the radiator as possible, and includes a shroud. I left everything off, and let the new temp sensor turn the fans on, and the temp gauge stayed in the same spot as it always has. I was wondering what is the best way to wire it up without spending a bunch of cash. Electric Fan Conversion Probably could've done a cleaner install, but it's mounted very solid and it's sealed to the radiator. If you’re doing a GMT400 Big 3 upgrade (alternator cable, battery cable, ground strap) or troubleshooting a GMT400 electric fan conversion, the electrical guide covers the fundamentals. I am not a pro, so any constructive criticism is welcomed. 3. Done some digging on some old threads on some e-fan conversions and after looking at the pros and cons on some of them Ive decided to snag some gmt800 fans for a more simpler install. This is my daily driver and it needs to be reliable. First i drained my fluid Now take off the shroud and get ready to remove the fan. The clutch likely needed to be replaced but decided to switch to electric fans. So Heres my project of this weekend, installing e-fans on an OBS which originally had a clutch fan. Still need to do the wiring, upgrade the alternator, and do a big three upgrade but I'm happy with this. Hoping to get all the facts in one place for future reference. Mar 23, 2018 · I finally got tired of the noise and inefficiency of the mechanical fan on my 88 5. Works great, and moves a ton of air, and the controller gives you the option of choosing what temperature the fan turns on at. I also seen that these forums were of older trucks and iirc they didnt need a tune to run the I don’t have the heavy duty cooling, but the package came came with the plastic fan beginning with the Vortec. I used a big crescent and a rubber mallet while a ratchet strap held the fan from spinning. Cutting up a fan shroud/ radiator mount from a junkyard V6 truck plus a fan assembly that fits very well with nothing else needed but fasteners. . Took a few hits to knock it loose. I was thinking maybe a couple fans from a junkyard, or a dual fan from a junkyard. mdm qbu rrh tjl wlh lgh tle rzf jhx nqi qqt ptz ead uvv bdk