6L90E Transmission temp - The 1947 - Present Chevrolet & GMC Truck Message Board Network

08-05-2024, 01:45 PM

MJN

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Join Date: Feb 2000

Location: Maquoketa, Ia/ Orr, Mn

Posts: 3,046

Re: 6L90E Transmission temp

Quote:

Originally Posted by JJH Jimmy

The converter was probably not locking up while you were towing the camper in return slipping and building heat. 180 isn't anything to be concerned about.

My understanding was that in tow/haul the converter locks up in 3rd and I was running 60 -65mph so it was in 5th on the flat stretches and downhill and 4th if we were going up hill. But the shifting between 4th and 5th would create heat for sure.

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