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NTORACN's avatar
NTORACN
Explorer
Aug 14, 2013

*UPDATE* problem solved!! Coolant temp on hills GMC 3500

Hello everyone, just a quick update on how I fixed my2006 Tioga 24D on a 2005 GMC 3500 chassis from running to hot on long grades. My original post is below. I found that my problem was caused by sev...
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ericsmith32's avatar
ericsmith32
Explorer
Aug 14, 2013
I've seen ours as high was 220 but that was with slow hill climbs and reserving up the hills. On the highway/ moving in general it tends to stay around 195-197. What coolant ratio and how long has it been since a flush? I haven't did ours yet will next year.

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