"That's about the quickest kind of down-and-dirty inspection to make sure the fifth wheel is not exposed to the elements," [Harold Tucker] says. "When you're driving a truck down the Interstate and they're continually in this super-fog of water, it's just about comparable to driving underwater; inundated in water and moisture. It's trying to get into every little crack and crevice, and the grease you use needs to be very water-resistant."
HEAVY DUTY BY SCOTT DE LARUELLE
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"Inspect That Upper Coupler"Please download to view full document