Silverado trans cooler upgrade?
I have a Silverado with a 5.3 and factory tow package. On our last trip towing the TT in near 100 degree weather, the transmission temp hit slightly over 200 a few times. Recently, while not towing ...
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I expect the transmission fluid temp to be 60 degrees hotter than the ambient air temperature. The trans is OK with fluid temp up to 220 degrees though even on long grades in 115 degree whether the highest temp I have seen on my Allison transmission is 178 degrees. The absolute maximum temp is 262 degrees before the fluid will fail to function properly in the transmission.
The Tow Haul mode is designed to keep the transmission's operating temperatures as low as possible when doing heavy towing or hauling.
The Tow Haul mode is designed to keep the transmission's operating temperatures as low as possible when doing heavy towing or hauling.
