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.
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?
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...
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...
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...
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)
: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...