The heating and cooling systems in a Volvo, Kenworth, and Peterbilt truck are very complex. Just ask any repair person, or in many cases, the driver and they’ll tell you that there’s a lot of trouble-shooting that goes on prior to finding the reason for failures. Of course, the moment the drips or puddles are sighted under the truck, we immediately envision the high cost of repairs. But, don’t despair. There’s some variance among the opinion of the experts, but we’re finding that around 80% of the source of the leaks are discovered in the tubes and hoses. Happily, these are the simpler and less costly resolutions.

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