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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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time2roll's avatar
time2roll
Nomad
Aug 15, 2013
NTORACN wrote:
I will have my radiator opened up for inspection. It should be noted that the radiator appears to have been replaced in the recent past, as it appears to be fairly new!! Was this done in an attempt to solve an overheating problem? Hmmmmm


Does GM still use that long life coolent that can gel up if contaminated?

Could be worn water pump impellers or thermostat that does not fully open.

Anything else modified by previous owner?

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