Having problems with your 1995 Pontiac Firebird ?

1995 Pontiac TransAm w/5.7 l v-8. Overheats at slow speeds because the elec. fan does not start until the engine temp reaches 220 or more. Could I install a toggle switch w/ a diode in the coolant temp sensor circuit to bypass the sensor and manually turn on the fan at a lower temp. during low speed driving? Or is there a sensor available that would replace the current sensor in the water pump w/ a lower (185 deg.) to replace the existing sensor? I think the manual switch would work but a more

Posted / edited by AnonymousUser on : 06-07-2020

Answers :

I think 220 is the proper temperature for the fan to turn. 220 is too hot and that's why it is turning on but should never have to ideally. What your car likely needs is new coolant and a new thermostat. I recommend a 185* thermostat.
Repair Help & Product Troubleshooting for 1995 Pontiac Firebird

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