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mike-uswest's avatar
mike-uswest
Explorer II
Mar 22, 2020

Truck overheating towing on long steep grades.

The other day I came out of Death Valley to Beatty which is long and steep, but not that bad, but the transmission temp got up to 230 for most of the trip. I stopped part of the way up and let it cool...
Tow Vehicles
LITEPHIL's avatar
LITEPHIL
Explorer
Mar 26, 2020
That's probably nothing to worry about at all. I've towed the same hills here in Arizona for many years and EVERY one of my trucks temp would go 3/4 the way up and the transmissions would go to at least 230 on the long climbs. That's another reason to use synthetic fluids. On my 06 Dodge Cummins I did install a Mag-hitec deep transmission pan to be safe.

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