Repair Manual Wiring Diagrams Community Fixes

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Cooling

coolant blockage in heater core return line

Confirmed fixed in 3 forum threads. Open the originals on SupraForums for the full discussion.

After 18 years of serviceThread →

coolant return line split from heater core

Whis line is the return line???Thread →

identifying return line for aftermarket cooler

NO HEAT 89 7mge.Thread →

coolant blockage in heater core return line