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Old 06-04-2021, 11:46 AM   #18
pjmoreland
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Join Date: Jan 2005
Location: CA
Posts: 5,291
Re: 700R4 TCC Wiring

Quote:
Originally Posted by tdangle View Post
The way mine is set up the vac switch is hooked to manifold vacuum. When I go into a cruise condition in 4th the converter Locks after 10 sec. I set the vac switch at about 8" of vac. So it only unlocks when vac drops below 8". slight grads it stays locked, but heavy pulling will drop it below 8" of vac and unlock. My only issue is I have a 2004r and it shifts way too early in light throttle driving, so I mostly drive around town in D as even with 4.10 gearing 30 in OD lugs the engine more than I like.
I will give manifold vacuum a try. My switch trips at 6", and it isn't Adjustable. I will also increase the time delay.

Edit: My switch is in fact adjustable. I didn't notice the tiny set screw in the middle of the switch initially.

Last edited by pjmoreland; 06-23-2021 at 08:04 PM.
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