Cooling Sensor Malfunction On Lt1 Gm Youtube The location of cooling sensor on a gm lt1. Lt1 engine coolant temp sensor symptoms. engine warning light: an illuminated engine warning light on the dashboard is one of the first signs of a failing coolant temperature sensor. engine performance issues: if the ecm receives incorrect coolant temperature data, it may make incorrect engine adjustments, resulting in rough idle, reduced power.
Lt1 Cooling Problems Third Generation F Body Message Boards The sensor in the waterpump keeps committing suicide. i used an ac delco to replace it and my coolant low code went away for 2 days. the car hesitated really bad. my computer showed it was switching back and forth from closed and open loop. i unplugged the sensor and it runs just really rich. the engine temp displays 40 degrees. Just a heads up to anyone who’s new to the lt1. should fix your temp reading unless your actual gauge is faulty. Unknown member. #3 · nov 26, 2007. the coolant sensors are on the water pump on the front, and on the drivers side head behind the #1 primary. the one on the water pump is the one your looking for. the one on the head is for the gauge. reply. kevstoy. 1068 posts · joined 2007. #4 · nov 26, 2007. 1993 coolant temp sensor lt1 , gauge problem. i broke the sensor in the wayer pump when i changed belt, due to removing rd camber brace. so, bought new one, coolant. reinstalled new one, and every once in a while the digital gauge reads erratically. numbers are bouncing 30s to 180, 60, 70s up and. gauge on the right water temp is solid, isnt.
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