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  1. C

    200r4 Lockup Clutch won't engage

    Computer is also throwing code 41 now, Electronic Spark Control Circuit failure or some such thing, Car is running fine and should be unrelated to trans I think.
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    200r4 Lockup Clutch won't engage

    1985 Buick L eSabre here...So there are two switches on the back of my brake pedal, that thread into a metal bracket. The lower one has a white and orange wire going to it. The upper one has 1 purple and one pink wire going to it. Which one controls the TCC lockup?
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    200r4 Lockup Clutch won't engage

    What puzzles me is I am not getting ANY codes, yet it will lock up when I hardwire it through the OBD connector.
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    200r4 Lockup Clutch won't engage

    Any idea where the VSS is on this thing?
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    200r4 Lockup Clutch won't engage

    Ok I ran a wire from A to F, the lockup engaged instantly when it shifted to 2nd at 15 MPH (not supposed to come on till about 45 MPH on this car in 3rd or 4th) , and lockup released the instant I pulled out the wire. 2 years ago I had a problem with the solenoid locking instantly in 2nd...
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    200r4 Lockup Clutch won't engage

    If the brake switch is bad is it still possible for my brake lights to work?
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    200r4 Lockup Clutch won't engage

    I have a 1985 Buick Lesabre, 307 V8. I noticed recently the lockup is not engaging on the torque converter at all, in 3rd or 4th. I replaced the solenoid two years ago due to it engaging too early. Very little miles on car since then, with clean fluid. Is there anything (other than signal from...
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    200R4 Lockup Converter Clutch problems

    5 month update Well 5 months later and I finally had the lockup TCC solenoid replaced along with doing a full fluid/filter change and a flush. Car drives like a dream now, probably as good or better than when it rolled off the showroom floor 25 years ago. It won't be winning many races with its...
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    200R4 Lockup Converter Clutch problems

    part # And does anyone have the part # for this solenoid? And is the 700r4 solenoid interchangeable with the 200r4 solenoid (in case parts stores have one but not the other)
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    200R4 Lockup Converter Clutch problems

    lockup solenoid How easy is it to replace?
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    200R4 Lockup Converter Clutch problems

    lockup clutch also, is this clutch supposed to engage in 2nd gear, period?
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    200R4 Lockup Converter Clutch problems

    :confused::confused: I have a 1985 Buick LeSabre (RWD) and am having issues with the lockup torque converter clutch engaging at far too slow of a speed. Car has the Oldsmobile 307 V8 with 200R4 transmission. The lockup will usually try to engage in 2nd gear, at speeds as low as 15 MPH, even...
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