Transmissions and Drivetrain Need help with your trans? Problems with your axle?

700r4 slipping and stalling on interstate

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Old Jun 27, 2017 | 05:32 PM
  #1  
Will Morse's Avatar
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700r4 slipping and stalling on interstate

So I have an 87 Lt with the e4me carb. all stock. the car only has 42,000 original miles. I think I'm have an issue with my transmission. every time I get on the interstate as I'm going up hill it starts to slip and the engine will start to surge and eventually stalls out. I know it's not a fuel or carb issue as I have replaced the following
plugs, wires, cap, rotor, knock sensor, o2 sensor, erg valve, all vacuum hoses, and have a new remand carb,

the gauges fuse blew out about a week ago and I believe it also controls the T.C.C solenoid. I replaced it and it seemed fine around town but I can barely get on the interstate. could it be the solenoid or do I have a bigger issue?
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Old Jun 27, 2017 | 08:07 PM
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jmd
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From: Aridzona
Car: `86 SS / `87 SS
Engine: L69 w/ TPI on top / 305 4bbl
Transmission: `95 T56 \ `88 200-4R
Re: 700r4 slipping and stalling on interstate

If the TCC wiring melts on exhaust, I believe it blows that fuse,yes.

Stalling out isn't a good sign that the trans. is bad. Is the engine running strong at that point, or struggling?
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Old Jun 28, 2017 | 06:09 AM
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From: Chasing Electrons
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Engine: check
Transmission: check
Re: 700r4 slipping and stalling on interstate

Sounds like a clogged fuel filter.

RBob.
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Old Jun 28, 2017 | 09:02 AM
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From: Portland, OR
Car: 86 Imponte Ruiner 450GT, 91 Formula
Engine: 350 Vortec, FIRST TPI, 325 RWHP
Transmission: 700R4 3000 stall.
Axle/Gears: 9 Bolt Torsen 3.70
Re: 700r4 slipping and stalling on interstate

I agree. Surging and stalling is not what you see if the trans slips. The engine will rev high and the car won't move if the trans slips. It will not cause the engine to stall.

GD
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