Technician A says modern thermostats remain closed until coo…
Technician A says modern thermostats remain closed until coolant temperature is as high as 180°F (82°C). Technician B says once the engine is completely warmed up, the thermostat has no effect on cooling system operation. Who is right?
Read DetailsA late-model hybrid vehicle with a motor-driven compressor h…
A late-model hybrid vehicle with a motor-driven compressor has poor cooling. Technician A says that the best way to check system operation is with a scan tool. Technician B says that using an electronic leak detector may damage the motor insulation. Who is right?
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