Tranny temps: how hot is too hot?
I recently got a 5th wheel camper that I will be towing with my 2011 Silverado 1500 LTZ. It has the HD trailering and HD cooling packages (RPO codes K5L and Z82). What would you consider to be high tr...
Forum Discussion
TomHaycraft wrote:
Discussions on this topic seem to indicate we are okay with very short spikes to 220 or 225. As temps rise, life of the transmission fluid is shortened. There are tables with the temps / miles flowing around on the Internet.
Careful with these 'charts' on the internet. The one often posted here is bunk.
In our '10 Suburban, we see 195-210* pretty typically. Spikes up to 230* are not unheard of, but happen only in steep and hot conditions, and don't last too long. I'm personally not concerned unless I were to hit 250+.
