The very first automotive software of your lock-up principle was Packard's Ultramatic transmission, launched in 1949, which locked up the converter at cruising speeds, unlocking in the event the throttle was floored for quick acceleration or since the auto slowed. The TP sensor indicates the throttle plate angle. If the https://andrembntd.blazingblog.com/34001983/torque-converter-clutch-things-to-know-before-you-buy