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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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NTORACN's avatar
NTORACN
Explorer
Jul 27, 2014
update, updated. Took our coach on a recent trip up the Bishop grade where last year my temp hit 236 degrees pulling my boat. This time the Hayden fan clutch engaged at 218 degrees and brought the temp down to 206 degrees and never went higher. Confirmed my hot running on steep grade problem is solved. So for those with a hot running GM 6.0L on hills, go buy the Hayden Severe Duty fan clutch.

Randy

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