2002 Pontiac Grand Prix Q&A

2002 Pontiac Grand Prix Question: The low coolant light came on and the heater blows cool air on and off.

The low coolant light comes on after a while it goes off but comes on back again. The heater blows cool air longer than usual it does get hot after a while. -
Answer 1
First, check your coolant level and top off if necessary. It may be the thermostat is starting to malfunction and need replaced. -
Answer 2
I would top up antifreeze and pressure test system for leaks -