Turbo 400 Bad Governor Symptoms. Either the gear on the end of the governor has been sheered of it'
Either the gear on the end of the governor has been sheered of it's teeth or the pin holding the Turbo 400 Transmission Won't Shift Where Is And How To Remove The Governor Dragsters & Transmissions YouTube Channel 3. i had to prove him wrong. TH400 From what i have gathered here by doing a search, if your governor is bad, the pin inside will stick? Also, when the weights move, the pin should slide partially out of the gear? Is this TH400 Rebuild: Governor Here's a quick rundown on the overhaul of the GM Turbo 400 governor. A new governor will probably save you Turbo 400 Transmission Won't Shift Where Is And How To Remove The Governor Dragsters & Transmissions YouTube Channel 3. #subscribe#700r4#4l60#350#400#automatic Recent home rebuild, standard automatic valve body In Drive - stuck in 1st. to a GM TH400 auto transmission, to set the shifts points under normal driving, adjustments are made with the modulator valve and to set . Check intermediate clutch operation. Check governor feed channel for blockage. Told me they BTW, if the governor was bad it wouldn't shift at all. Most TH 400 will finally do a forced shift regardless. This reduced pressure is easier for the If you're having 700r4 governor problems we've got some ideas on how to diagose and fix the issue. 3). TH400 Oil Pan. Even if held in first. The th400 transmission in my 1979 Cadillac has had trouble dropping down into 1st gear lately. Some signs of issues include slipping while shifting or accelerating, loud noises, slushy shifting or difficulty putting the Governors are very sensitive and delicate beasts; they "take a set" when they have been run for a while and they _don't_ like to be messed with. No low speed/off throttle downshifting back to first is typically the governor, or governor related. more I'll explain how and what to look for on your governor before you start to tweak it for a shifts point change. 2). 4). Will not shift to 2nd unless I pull down to L1 and back to L2 In L1 - I breakdown how an internal trans brake manual valve body works and what happens inside the transmission case. TH400 Filter (early & late)(shallow & deep). 06K subscribers Subscribed Worried about your turbocharger? Learn the common symptoms of a failing turbo, from loss of power to unusual noises, so you can catch issues put the governor back in tonight, and still no 1st. Upshift issues can be either governor or moduator related- no vacuum at modulator/defective Broken governor gear I don't recall any brands of shift kits years ago that eliminated one governor spring in the TH400, so I would have to say it was either ejected from the governor, or not Join us as we tackle the remaining parts of this TH400 build. So, with the symptoms I described, the governor is the problem? The springs are worn? Check for faulty governor or governor drive gear. Successfully changed weights and found that it did not shift at all. #turbo400 #th400 #transmission #racecar #dragr I’m having some doubts about the governor because it looks original and I was told from a master technician who believe or not was tied for best in the nation at one point. TH400 Modulator. . Sounds simple enough. 2 and still has the diesel governor in it, judging by what you're saying about the shift points. It sounds to me like that was possibly behind a 6. But usually at like 5500 RPM. These Down shifting problems in your turbo 400? It could be the governor. Usually a governor can only fail in 2 ways. Is my understanding correct; in re. I did get it lay some rubber down in 2nd gear though. more Check for faulty governor or governor drive gear. Trans been sitting awhile? Try just getting it good and Hi everyone. Check for faulty control valve assembly. You might want to try a red-stripe modulator for My '67 with TH400 was shifting very low so I bought a kit. my brother didn't think it could. I explain what the vacuum modulator is and its primary function and go for a test driveThere are more transmission videos in my playlist if you want to see m If you like this sort of content SUBSCRIBE to my channel like and share the video Thanks for watching In this video I show how to disassemble the governor a Sounds like bad modulator. 1). 06K subscribers For lower throttle settings, shifting is determined by both the governor and the modulator, which provides reduced pressure to the governor. Removed While the unit is indeed one of the stoutest of its kind, trouble can still occur. If your TH400 shifts harshly or takes too long to engage gears, there may be an issue with the valve body, governor, or modulator.