TSB-00001: For Those with 180 degree In-Line Thermostat Mod.

Swedjen2

Well-known member
Sep 12, 2018
594
127
California
TSB - 00001: Water pump pulley rubs on hose, eventually wearing a hole in the main coolant hose, possibly resulting in a catastrophic loss of coolant.
Observations: I noticed the water pump pulley near the old U-Turn hose was starting to rub. Due to variables in assembly and hoses, check the hose/pulley interface. The hose in question is below the thermostat housing. It is the original hose routed above the removed stock plastic 3-way thermometer.
Solution: I used a zip-tie to pull it away from the pulley. Done


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