There is a sensor in the side of the radiator that is most likely defective.
There is a sensor either in the coolant recovery jug or the radiator side tank that is defective.
Low coolant level.
when u have low coolant
There is a sensor valve located inside the reservoir its may be bad
Its a bad low coolant sensor. Common on these Chevy models.
Check the coolant level and make sure that its full, and is not leaking down over time. If the system is full then the low coolant sensor is probably bad.
Low coolant? Bad sensor?
Low coolant
bad coolant level sensor in either side or bottom of plasit coolant resivoir,
There is a low level sensor in the side of the radiator. They do go bad.
have 1994 Chevrolet G20 van that the anti lock light comes on
Check to coolant level in the coolant recovery tank and radiator when engine is cold