Sounds right to me. You may as well not look at what the shop manual suggests. GM has about 50 different calibration proms for the PCM. I`ve had em where they won`t lock-up til 60-62mph. That was GMs early fix to shudder problems. Most GM front wheel drives won`t command lock-up til over 40-45mph.
The TCC should unlock at closed throttle, otherwise you can get those on the gas, off the gas drivers that can really make the car start to buck. There`s nothing you can do in the trans to change lock-up timing or release, 100% computer commanded. Good luck and keep driving her, those are great cars. BW
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Today's Featured Article - The Ferguson System Principal An implement cutting through the soil at a certain depth say eight inches requires a certain force or draft to pull it. Obviously that draft will increase if the implement runs deeper than eight inches, and decrease if it runs shallower. Why not use that draft fact to control the depth of work automatically? The draft forces are
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