4l60 torque converter won't stay locked
What is the best way to make these transmissions stay locked up in 3rd? I am having trouble keeping the converter locked with the trailer behind at highway speeds, which results in higher trans temps ...
Forum Discussion
lt1tyrell wrote:
It's a 92 k1500, Trans temps in the pan are hitting 205-210 when trying to maintain 55-60mph.
I wouldn't be worried about 210*F. Engine oil will be that hot.
Just change your tranny fluid more often if it worries you.
Go to DEXRON-VI. It's the best.
